{
 "version": "2.2",
 "instance": {
  "navi-20260630.htm": {
   "nsprefix": "navi",
   "nsuri": "http://navient.com/20260630",
   "dts": {
    "inline": {
     "local": [
      "navi-20260630.htm"
     ]
    },
    "schema": {
     "local": [
      "navi-20260630.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/arcrole/esma-arcrole-2018-11-21.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/2023/calculation-1.1.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd",
      "https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd",
      "https://xbrl.fasb.org/srt/2026/elts/srt-roles-2026.xsd",
      "https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd",
      "https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd",
      "https://xbrl.fasb.org/us-gaap/2026/elts/us-roles-2026.xsd",
      "https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd",
      "https://xbrl.sec.gov/country/2026/country-2026.xsd",
      "https://xbrl.sec.gov/dei/2026/dei-2026.xsd",
      "https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd",
      "https://xbrl.sec.gov/ecd/2026/ecd-sub-2026.xsd",
      "https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd"
     ]
    }
   },
   "keyStandard": 241,
   "keyCustom": 65,
   "axisStandard": 30,
   "axisCustom": 0,
   "memberStandard": 35,
   "memberCustom": 78,
   "hidden": {
    "total": 28,
    "http://fasb.org/us-gaap/2026": 24,
    "http://xbrl.sec.gov/dei/2026": 4
   },
   "contextCount": 584,
   "entityCount": 1,
   "segmentCount": 121,
   "elementCount": 702,
   "unitCount": 5,
   "baseTaxonomies": {
    "http://fasb.org/us-gaap/2026": 2189,
    "http://xbrl.sec.gov/dei/2026": 37,
    "http://xbrl.sec.gov/ecd/2026": 5,
    "http://fasb.org/srt/2026": 1
   },
   "report": {
    "R1": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation",
     "longName": "75000 - Document - Document and Entity Information",
     "shortName": "Document and Entity Information",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R2": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
     "longName": "75010 - Statement - Consolidated Balance Sheets (Unaudited)",
     "shortName": "Consolidated Balance Sheets (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "2",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:LoansReceivableHeldForSaleAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:Investments",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R3": {
     "role": "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited",
     "longName": "75020 - Statement - Consolidated Balance Sheets - Supplemental Information (Unaudited)",
     "shortName": "Consolidated Balance Sheets - Supplemental Information (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "3",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:ShortTermBorrowings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_d115a176-8bdb-4f69-9893-35b185d09aa0",
      "name": "us-gaap:AssetsNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R4": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
     "longName": "75030 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)",
     "shortName": "Consolidated Balance Sheets (Unaudited) (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "4",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:CommonStockParOrStatedValuePerShare",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R5": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
     "longName": "75040 - Statement - Consolidated Statements of Income (Unaudited)",
     "shortName": "Consolidated Statements of Income (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "5",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "navi:CashAndInvestmentsInterestIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "navi:NoninterestIncomeExpensesOtherOperatingIncomeExpenses",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R6": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited",
     "longName": "75050 - Statement - Consolidated Statements of Comprehensive Income (Unaudited)",
     "shortName": "Consolidated Statements of Comprehensive Income (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "6",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:ProfitLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R7": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
     "longName": "75060 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Unaudited)",
     "shortName": "Consolidated Statements of Changes in Stockholders' Equity (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "7",
     "firstAnchor": {
      "contextRef": "C_28b11005-c20f-4fef-8ee3-f12c53ad6854",
      "name": "us-gaap:StockholdersEquity",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_28b11005-c20f-4fef-8ee3-f12c53ad6854",
      "name": "us-gaap:StockholdersEquity",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R8": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical",
     "longName": "75080 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical)",
     "shortName": "Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "8",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_86a53eef-2648-407c-af86-4d43ba4c4e14",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "us-gaap:CommonStockDividendsPerShareCashPaid",
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R9": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
     "longName": "75090 - Statement - Consolidated Statements of Cash Flows (Unaudited)",
     "shortName": "Consolidated Statements of Cash Flows (Unaudited)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "9",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ProfitLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ShareBasedCompensation",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R10": {
     "role": "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfCashFlowsUnauditedParenthetical",
     "longName": "75100 - Statement - Consolidated Statements of Cash Flows (Unaudited) (Parenthetical)",
     "shortName": "Consolidated Statements of Cash Flows (Unaudited) (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "10",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:TransferableTaxCreditsPurchases",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "link:footnote",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:TransferableTaxCreditsPurchases",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "link:footnote",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R11": {
     "role": "http://xbrl.sec.gov/ecd/role/PvpDisclosure",
     "longName": "995410 - Disclosure - Pay vs Performance Disclosure",
     "shortName": "Pay vs Performance Disclosure",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "11",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R12": {
     "role": "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
     "longName": "995445 - Disclosure - Insider Trading Arrangements",
     "shortName": "Insider Trading Arrangements",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "12",
     "firstAnchor": {
      "contextRef": "C_572867c3-c6d0-4220-93a7-7d85561cd90d",
      "name": "ecd:TrdArrIndTitle",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_572867c3-c6d0-4220-93a7-7d85561cd90d",
      "name": "ecd:TrdArrIndTitle",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R13": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPolicies",
     "longName": "995455 - Disclosure - Significant Accounting Policies",
     "shortName": "Significant Accounting Policies",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "13",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R14": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoans",
     "longName": "995465 - Disclosure - Allowance for Loan Losses - Education Loans",
     "shortName": "Allowance for Loan Losses - Education Loans",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "14",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R15": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureGoodwill",
     "longName": "995475 - Disclosure - Goodwill",
     "shortName": "Goodwill",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "15",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:GoodwillDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:GoodwillDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R16": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowings",
     "longName": "995485 - Disclosure - Borrowings",
     "shortName": "Borrowings",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "16",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R17": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstruments",
     "longName": "995495 - Disclosure - Derivative Financial Instruments",
     "shortName": "Derivative Financial Instruments",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "17",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R18": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssets",
     "longName": "995505 - Disclosure - Other Assets",
     "shortName": "Other Assets",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "18",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:OtherAssetsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:OtherAssetsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R19": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquity",
     "longName": "995515 - Disclosure - Stockholders' Equity",
     "shortName": "Stockholders' Equity",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "19",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R20": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShare",
     "longName": "995525 - Disclosure - Earnings (Loss) per Common Share",
     "shortName": "Earnings (Loss) per Common Share",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "20",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R21": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurements",
     "longName": "995535 - Disclosure - Fair Value Measurements",
     "shortName": "Fair Value Measurements",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "21",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R22": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureCommitmentsContingenciesAndGuarantees1",
     "longName": "995545 - Disclosure - Commitments, Contingencies and Guarantees",
     "shortName": "Commitments, Contingencies and Guarantees",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "22",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R23": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReporting",
     "longName": "995555 - Disclosure - Segment Reporting",
     "shortName": "Segment Reporting",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "23",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R24": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesPolicies",
     "longName": "995565 - Disclosure - Significant Accounting Policies (Policies)",
     "shortName": "Significant Accounting Policies (Policies)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "policies",
     "menuCat": "Policies",
     "order": "24",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R25": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables",
     "longName": "995575 - Disclosure - Allowance for Loan Losses - Education Loans (Tables)",
     "shortName": "Allowance for Loan Losses - Education Loans (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "25",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R26": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillTables",
     "longName": "995585 - Disclosure - Goodwill (Tables)",
     "shortName": "Goodwill (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "26",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:GoodwillDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:GoodwillDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R27": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsTables",
     "longName": "995595 - Disclosure - Borrowings (Tables)",
     "shortName": "Borrowings (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "27",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R28": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables",
     "longName": "995605 - Disclosure - Derivative Financial Instruments (Tables)",
     "shortName": "Derivative Financial Instruments (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "28",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R29": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsTables",
     "longName": "995615 - Disclosure - Other Assets (Tables)",
     "shortName": "Other Assets (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "29",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfOtherAssetsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:OtherAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfOtherAssetsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:OtherAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R30": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityTables",
     "longName": "995625 - Disclosure - Stockholders' Equity (Tables)",
     "shortName": "Stockholders' Equity (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "30",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R31": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareTables",
     "longName": "995635 - Disclosure - Earnings (Loss) per Common Share (Tables)",
     "shortName": "Earnings (Loss) per Common Share (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "31",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R32": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables",
     "longName": "995645 - Disclosure - Fair Value Measurements (Tables)",
     "shortName": "Fair Value Measurements (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "32",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R33": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables",
     "longName": "995655 - Disclosure - Segment Reporting (Tables)",
     "shortName": "Segment Reporting (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "33",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R34": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail",
     "longName": "995665 - Disclosure - Significant Accounting Policies - Additional Information (Detail)",
     "shortName": "Significant Accounting Policies - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "34",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:LoansReceivableHeldForSaleAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_e4fcc511-010a-4c84-8400-7b9b70c952f4",
      "name": "us-gaap:LoansReceivableHeldForSaleAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "us-gaap:FinanceLoanAndLeaseReceivablesHeldForSalePolicy",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R35": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
     "longName": "995675 - Disclosure - Allowance for Loan Losses - Education Loans - Allowance for Credit Losses and Recorded Investments in Loans (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Allowance for Credit Losses and Recorded Investments in Loans (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "35",
     "firstAnchor": {
      "contextRef": "C_1d72c8dc-d52e-4c01-9a73-cc3bf6251b6a",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "navi:FinancingReceivableExpectedFutureRecoveriesOnCurrentPeriodGrossCharge-Offs",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R36": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
     "longName": "995685 - Disclosure - Allowance for Loan Losses - Education Loans - Allowance for Credit Losses and Recorded Investments in Loans (Parenthetical) (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Allowance for Credit Losses and Recorded Investments in Loans (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "36",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_c5b4be32-6c36-44f5-9962-990b68472bd9",
      "name": "navi:ExpectedFutureRecoveriesOnPreviouslyFullyChargedOffLoans",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R37": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
     "longName": "995695 - Disclosure - Allowance for Loan Losses - Education Loans - Private Education Loan Portfolio Stratified by Key Credit Quality Indicators (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Private Education Loan Portfolio Stratified by Key Credit Quality Indicators (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "37",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_d9fdf951-fb28-4418-8f81-e48aa948ac93",
      "name": "navi:FinancingReceivableAllowanceForCreditLossesWriteOffsInCurrentFiscalYear",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R38": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
     "longName": "995715 - Disclosure - Allowance for Loan Losses - Education Loans - Private Education Loan Portfolio Stratified by Key Credit Quality Indicators (Parenthetical) (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Private Education Loan Portfolio Stratified by Key Credit Quality Indicators (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "38",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:LoansReceivableHeldForSaleAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_e0626477-405b-4abc-be2c-0667859d1be4",
      "name": "navi:LoansAndLeasesReceivableGrossCarryingAmountPercent",
      "unitRef": "U_pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R39": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
     "longName": "995725 - Disclosure - Allowance for Loan Losses - Education Loans - Age Analysis of Past Due Loans Delinquencies (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Age Analysis of Past Due Loans Delinquencies (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "39",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_f762ba17-d294-4467-9796-9d05acadd59b",
      "name": "us-gaap:NotesReceivableGross",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:PastDueFinancingReceivablesTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R40": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
     "longName": "995735 - Disclosure - Allowance for Loan Losses - Education Loans - Age Analysis of Past Due Loans Delinquencies (Parenthetical) (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Age Analysis of Past Due Loans Delinquencies (Parenthetical) (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "40",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:LoansReceivableHeldForSaleAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R41": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
     "longName": "995745 - Disclosure - Allowance for Loan Losses - Education Loans - Loan Type (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Loan Type (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "41",
     "firstAnchor": {
      "contextRef": "C_9f5042d6-4926-4c25-b3de-195af01e2526",
      "name": "us-gaap:NotesReceivableGross",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_583bbc9c-dc28-48d2-ad27-1946e374daf5",
      "name": "navi:FinancingReceivableBeforeAllowanceForCreditLossAndFeeChangeAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:ScheduleOfLoansByTypeTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R42": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAdditionalInformationDetail",
     "longName": "995755 - Disclosure - Allowance for Loan Losses - Education Loans - Additional Information (Detail)",
     "shortName": "Allowance for Loan Losses - Education Loans - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "42",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:PeriodOfHardshipForbearanceOfPayments",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "navi:PeriodOfHardshipForbearanceOfPayments",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R43": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
     "longName": "995765 - Disclosure - Allowance for Loan Losses - Education Loans - Amortized Cost Basis of Loans Modified to Borrowers with Financial Difficulty (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Amortized Cost Basis of Loans Modified to Borrowers with Financial Difficulty (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "43",
     "firstAnchor": {
      "contextRef": "C_f6393896-2652-4fef-bfd7-db130003d6e0",
      "name": "navi:FinancingReceivableModificationsPreModificationRecordedInvestment",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SummaryOfAmortizedCostBasisOfLoansToBorrowersTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_f6393896-2652-4fef-bfd7-db130003d6e0",
      "name": "navi:FinancingReceivableModificationsPreModificationRecordedInvestment",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SummaryOfAmortizedCostBasisOfLoansToBorrowersTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R44": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
     "longName": "995775 - Disclosure - Allowance for Loan Losses - Education Loans - Amortized Cost Basis of Loans Modified to Borrowers with Financial Difficulty (Parenthetical) (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Amortized Cost Basis of Loans Modified to Borrowers with Financial Difficulty (Parenthetical) (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "44",
     "firstAnchor": {
      "contextRef": "C_d9fdf951-fb28-4418-8f81-e48aa948ac93",
      "name": "us-gaap:NotesReceivableNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_b0d34a52-f5b2-4a3b-b628-d6112240ac7b",
      "name": "us-gaap:NotesReceivableNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-8",
      "ancestors": [
       "span",
       "div",
       "div",
       "navi:SummaryOfAmortizedCostBasisOfLoansToBorrowersTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R45": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
     "longName": "995785 - Disclosure - Allowance for Loan Losses - Education Loans - Amount of Loans Modified for Borrowers Financial Difficulty and Payment Default (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Amount of Loans Modified for Borrowers Financial Difficulty and Payment Default (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "45",
     "firstAnchor": {
      "contextRef": "C_dd3eb720-d0df-450f-8b9c-958849e9c506",
      "name": "us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_dd3eb720-d0df-450f-8b9c-958849e9c506",
      "name": "us-gaap:FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R46": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
     "longName": "995795 - Disclosure - Allowance for Loan Losses - Education Loans - Amount of Loans Modified for Borrowers Financial Difficulty and Payment Default (Parenthetical) (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Amount of Loans Modified for Borrowers Financial Difficulty and Payment Default (Parenthetical) (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "46",
     "firstAnchor": {
      "contextRef": "C_dd3eb720-d0df-450f-8b9c-958849e9c506",
      "name": "us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_f6393896-2652-4fef-bfd7-db130003d6e0",
      "name": "us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "navi:ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R47": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
     "longName": "995805 - Disclosure - Allowance for Loan Losses - Education Loans - Summary of Performance and Related Loan Status of Loans Modified (Details)",
     "shortName": "Allowance for Loan Losses - Education Loans - Summary of Performance and Related Loan Status of Loans Modified (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "47",
     "firstAnchor": {
      "contextRef": "C_d9fdf951-fb28-4418-8f81-e48aa948ac93",
      "name": "us-gaap:FinancingReceivableModificationsRecordedInvestment",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_d9fdf951-fb28-4418-8f81-e48aa948ac93",
      "name": "us-gaap:FinancingReceivableModificationsRecordedInvestment",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R48": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
     "longName": "995835 - Disclosure - Goodwill - Summary of Goodwill for Each Reporting Units and Reportable Segments (Detail)",
     "shortName": "Goodwill - Summary of Goodwill for Each Reporting Units and Reportable Segments (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "48",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:Goodwill",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "div",
       "us-gaap:GoodwillDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:Goodwill",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "div",
       "us-gaap:GoodwillDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R49": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
     "longName": "995845 - Disclosure - Borrowings - Company's Borrowings (Detail)",
     "shortName": "Borrowings - Company's Borrowings (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "49",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:ShortTermBorrowings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_33400687-2691-4564-adfa-1f1490a781b5",
      "name": "us-gaap:ShortTermBorrowings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R50": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
     "longName": "995855 - Disclosure - Borrowings - Company's Borrowings (Parenthetical) (Detail)",
     "shortName": "Borrowings - Company's Borrowings (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "50",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:ShortTermBorrowings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_45c934e8-fbb3-4d8d-b1bd-b354f218feb3",
      "name": "navi:GrossIssuanceOfDebtDuringPeriod",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R51": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
     "longName": "995865 - Disclosure - Borrowings - Financing VIEs (Detail)",
     "shortName": "Borrowings - Financing VIEs (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "51",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:ShortTermBorrowings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_d115a176-8bdb-4f69-9893-35b185d09aa0",
      "name": "us-gaap:DebtLongtermAndShorttermCombinedAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfVariableInterestEntitiesTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R52": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
     "longName": "995875 - Disclosure - Derivative Financial Instruments - Impact of Derivatives on Balance Sheet (Detail)",
     "shortName": "Derivative Financial Instruments - Impact of Derivatives on Balance Sheet (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "52",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeFairValueOfDerivativeAsset",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeFairValueOfDerivativeNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R53": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
     "longName": "995885 - Disclosure - Derivative Financial Instruments - Derivative Positions Net of Collateral (Detail)",
     "shortName": "Derivative Financial Instruments - Derivative Positions Net of Collateral (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "53",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeFairValueOfDerivativeAsset",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "navi:DerivativeFairValueOfDerivativeNetAssetsAmountOffsetAgainstCollateral",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:OffsettingAssetsTableTextBlock",
       "div",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R54": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
     "longName": "995895 - Disclosure - Derivative Financial Instruments - Carrying Value and Related Fair Value Hedging Adjustments of Liabilities (Detail)",
     "shortName": "Derivative Financial Instruments - Carrying Value and Related Fair Value Hedging Adjustments of Liabilities (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "54",
     "firstAnchor": {
      "contextRef": "C_0ab34e2d-7563-43eb-b0bf-0b18effe617d",
      "name": "us-gaap:FairValueHedgeLiabilitiesAtFairValue",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock",
       "div",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_0ab34e2d-7563-43eb-b0bf-0b18effe617d",
      "name": "us-gaap:FairValueHedgeLiabilitiesAtFairValue",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock",
       "div",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R55": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail",
     "longName": "995905 - Disclosure - Derivative Financial Instruments - Additional Information (Detail)",
     "shortName": "Derivative Financial Instruments - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "55",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeNetLiabilityPositionAggregateFairValue",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFinancialInstrumentsOwnedAndPledgedAsCollateralTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeFairValueAmountOffsetAgainstCollateralNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R56": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
     "longName": "995915 - Disclosure - Derivative Financial Instruments - Derivative Notional Values (Detail)",
     "shortName": "Derivative Financial Instruments - Derivative Notional Values (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "56",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeNotionalAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeNotionalAmount",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R57": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
     "longName": "995925 - Disclosure - Derivative Financial Instruments - Mark-to-Market Impact of Derivatives on Statements of Income (Detail)",
     "shortName": "Derivative Financial Instruments - Mark-to-Market Impact of Derivatives on Statements of Income (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "57",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:GainLossOnDerivativeInstrumentsNetPretax",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_9031b1e8-57d5-40e0-8d5f-e3bdb7d8c5f1",
      "name": "us-gaap:GainLossOnDerivativeInstrumentsNetPretax",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R58": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail",
     "longName": "995935 - Disclosure - Derivative Financial Instruments - Impact of Derivatives on Other Comprehensive Income (Equity) (Detail)",
     "shortName": "Derivative Financial Instruments - Impact of Derivatives on Other Comprehensive Income (Equity) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "58",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsEffectOnOtherComprehensiveIncomeLossTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsEffectOnOtherComprehensiveIncomeLossTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R59": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail",
     "longName": "995945 - Disclosure - Derivative Financial Instruments - Collateral Held and Pledged (Detail)",
     "shortName": "Derivative Financial Instruments - Collateral Held and Pledged (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "59",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeCollateralObligationToReturnCash",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:OffsettingAssetsTableTextBlock",
       "div",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeCollateralObligationToReturnSecurities",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFinancialInstrumentsOwnedAndPledgedAsCollateralTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R60": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail",
     "longName": "995955 - Disclosure - Other Assets - Schedule of Other Assets (Detail)",
     "shortName": "Other Assets - Schedule of Other Assets (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "60",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:InterestReceivable",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfOtherAssetsTableTextBlock",
       "div",
       "us-gaap:OtherAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:InterestReceivable",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfOtherAssetsTableTextBlock",
       "div",
       "us-gaap:OtherAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R61": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
     "longName": "995965 - Disclosure - Stockholders' Equity - Common Share Repurchases, Issuances and Dividends Paid (Detail)",
     "shortName": "Stockholders' Equity - Common Share Repurchases, Issuances and Dividends Paid (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "61",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:TreasuryStockAcquiredAverageCostPerShare",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:TreasuryStockAcquiredAverageCostPerShare",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R62": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidParentheticalDetail",
     "longName": "995975 - Disclosure - Stockholders' Equity - Common Share Repurchases, Issuances and Dividends Paid (Parenthetical) (Detail)",
     "shortName": "Stockholders' Equity - Common Share Repurchases, Issuances and Dividends Paid (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "62",
     "firstAnchor": {
      "contextRef": "C_ee70b498-d508-4fda-a067-10ec8212e581",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_ee70b498-d508-4fda-a067-10ec8212e581",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:ScheduleOfTreasuryStockByClassTextBlock",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R63": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail",
     "longName": "995985 - Disclosure - Stockholders' Equity - Additional Information (Detail)",
     "shortName": "Stockholders' Equity - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "63",
     "firstAnchor": {
      "contextRef": "C_351bfc26-7203-404f-afdd-dbf22f0a4bf0",
      "name": "us-gaap:SharePrice",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "span",
       "p",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_351bfc26-7203-404f-afdd-dbf22f0a4bf0",
      "name": "us-gaap:SharePrice",
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "span",
       "p",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R64": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
     "longName": "995995 - Disclosure - Earnings (Loss) per Common Share - Schedule of Earnings (Loss) per Common Share (Detail)",
     "shortName": "Earnings (Loss) per Common Share - Schedule of Earnings (Loss) per Common Share (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "64",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
      "unitRef": "U_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "div",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R65": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail",
     "longName": "996005 - Disclosure - Earnings (Loss) per Common Share - Schedule of Earnings (Loss) per Common Share (Parenthetical) (Detail)",
     "shortName": "Earnings (Loss) per Common Share - Schedule of Earnings (Loss) per Common Share (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "65",
     "firstAnchor": {
      "contextRef": "C_1aa88770-0906-40de-a974-b1fc4da5afa0",
      "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
      "unitRef": "U_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "div",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_1aa88770-0906-40de-a974-b1fc4da5afa0",
      "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
      "unitRef": "U_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "div",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "div",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R66": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail",
     "longName": "996015 - Disclosure - Fair Value Measurements - Valuation of Financial Instruments that are Marked-to-Market on Recurring Basis (Detail)",
     "shortName": "Fair Value Measurements - Valuation of Financial Instruments that are Marked-to-Market on Recurring Basis (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "66",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:DerivativeFairValueOfDerivativeAsset",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_1ba7c710-fbd2-428b-a053-811d060efefb",
      "name": "us-gaap:DerivativeFairValueOfDerivativeAsset",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
       "div",
       "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R67": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
     "longName": "996025 - Disclosure - Fair Value Measurements - Change in Balance Sheet Carrying Value Associated with Level 3 Financial Instruments Carried at Fair Value on Recurring Basis (Detail)",
     "shortName": "Fair Value Measurements - Change in Balance Sheet Carrying Value Associated with Level 3 Financial Instruments Carried at Fair Value on Recurring Basis (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "67",
     "firstAnchor": {
      "contextRef": "C_1d72c8dc-d52e-4c01-9a73-cc3bf6251b6a",
      "name": "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_1d72c8dc-d52e-4c01-9a73-cc3bf6251b6a",
      "name": "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R68": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail",
     "longName": "996035 - Disclosure - Fair Value Measurements - Included in Earnings (Detail)",
     "shortName": "Fair Value Measurements - Included in Earnings (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "68",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_9031b1e8-57d5-40e0-8d5f-e3bdb7d8c5f1",
      "name": "us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R69": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
     "longName": "996045 - Disclosure - Fair Value Measurements - Unobservable Data Used in Recurring Valuations of Level 3 (Detail)",
     "shortName": "Fair Value Measurements - Unobservable Data Used in Recurring Valuations of Level 3 (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "69",
     "firstAnchor": {
      "contextRef": "C_542b7be1-f413-4bd0-901a-41183144330a",
      "name": "us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_90f671eb-aa4e-498d-86a5-1711ce1f954e",
      "name": "us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R70": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
     "longName": "996055 - Disclosure - Fair Value Measurements - Fair Values of Financial Assets and Liabilities, Including Derivative Financial Instruments (Detail)",
     "shortName": "Fair Value Measurements - Fair Values of Financial Assets and Liabilities, Including Derivative Financial Instruments (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "70",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "navi:EarningAssets",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "navi:EarningAssets",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R71": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
     "longName": "996065 - Disclosure - Segment Reporting - Additional Information (Detail)",
     "shortName": "Segment Reporting - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "71",
     "firstAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:NumberOfOperatingSegments",
      "unitRef": "U_Segment",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_a0228a27-d8f1-4108-ba6d-faa5c79683ef",
      "name": "us-gaap:NumberOfOperatingSegments",
      "unitRef": "U_Segment",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "span",
       "p",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R72": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
     "longName": "996075 - Disclosure - Segment Reporting - Asset Information for Loans Segment (Detail)",
     "shortName": "Segment Reporting - Asset Information for Loans Segment (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "72",
     "firstAnchor": {
      "contextRef": "C_a257f66a-f004-47d7-aa40-b61df85ea7ff",
      "name": "us-gaap:InterestReceivableAndOtherAssets",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_597e10e9-3415-40b5-b180-256ff1c462dc",
      "name": "us-gaap:NotesReceivableNet",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "div",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R73": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
     "longName": "996085 - Disclosure - Segment Reporting - Segment Results and Reconciliations to GAAP (Detail)",
     "shortName": "Segment Reporting - Segment Results and Reconciliations to GAAP (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "73",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "navi:CashAndInvestmentsInterestIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "navi:OtherRevenueLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R74": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
     "longName": "996095 - Disclosure - Segment Reporting - Segment Results and Reconciliations to GAAP - Core Earnings Adjustments (Detail)",
     "shortName": "Segment Reporting - Segment Results and Reconciliations to GAAP - Core Earnings Adjustments (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "74",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "C_8a790889-c9f4-4efd-abb4-a11a071b6866",
      "name": "navi:OtherNoninterestIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "unique": true
     }
    },
    "R75": {
     "role": "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
     "longName": "996105 - Disclosure - Segment Reporting - Segment Results and Reconciliations to GAAP - Reportable Segment Significant Operating Expenses (Details)",
     "shortName": "Segment Reporting - Segment Results and Reconciliations to GAAP - Reportable Segment Significant Operating Expenses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "75",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "navi:SegmentResultsAndReconciliationsToGaapTableTextBlock",
       "div",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true,
      "unique": true
     }
    },
    "R76": {
     "role": "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
     "longName": "996115 - Disclosure - Segment Reporting - Core Earnings Adjustments to GAAP (Detail)",
     "shortName": "Segment Reporting - Core Earnings Adjustments to GAAP (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "76",
     "firstAnchor": {
      "contextRef": "C_56368a5c-1907-48e3-a9de-b6a96e51a282",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "U_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "navi-20260630.htm",
      "first": true
     },
     "uniqueAnchor": null
    }
   },
   "tag": {
    "navi_ABCPFacilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ABCPFacilitiesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Facilities [Member]",
        "label": "A B C P Facilities [Member]",
        "documentation": "A B C P Facilities."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountingPoliciesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountingPoliciesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsNotesAndLoansReceivableLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsNotesAndLoansReceivableLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts, Notes, Loans and Financing Receivable [Line Items]",
        "terseLabel": "Accounts Notes And Loans Receivable [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r259",
      "r1177",
      "r1288",
      "r1291"
     ]
    },
    "us-gaap_AccountsReceivableMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable [Member]",
        "terseLabel": "Accounts Receivable [Member]",
        "documentation": "Due from customers or clients for goods or services that have been delivered or sold."
       }
      }
     },
     "auth_ref": [
      "r919",
      "r1266"
     ]
    },
    "us-gaap_AccountsReceivableNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, after Allowance for Credit Loss",
        "terseLabel": "Accounts receivable",
        "totalLabel": "Accounts Receivable, after Allowance for Credit Loss, Total",
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business."
       }
      }
     },
     "auth_ref": [
      "r859",
      "r918",
      "r1045",
      "r1469",
      "r1470"
     ]
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityBeforeTreasuryStock",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "totalLabel": "Accumulated Other Comprehensive Income (Loss), Net of Tax, Total",
        "terseLabel": "Accumulated other comprehensive income (net of tax expense of $4 and $1, respectively)",
        "documentation": "Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source."
       }
      }
     },
     "auth_ref": [
      "r6",
      "r7",
      "r22",
      "r136",
      "r445",
      "r707",
      "r708",
      "r720",
      "r770",
      "r807",
      "r808",
      "r1420"
     ]
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Member]",
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r5",
      "r7",
      "r604",
      "r608",
      "r611",
      "r663",
      "r803",
      "r804",
      "r1192",
      "r1193",
      "r1194",
      "r1258",
      "r1259",
      "r1260",
      "r1261",
      "r1346",
      "r1349"
     ]
    },
    "ecd_Additional402vDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "Additional402vDisclosureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional 402(v) Disclosure [Text Block]",
        "terseLabel": "Additional 402(v) Disclosure"
       }
      }
     },
     "auth_ref": [
      "r1092"
     ]
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdditionalPaidInCapitalCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityBeforeTreasuryStock",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Paid in Capital, Common Stock",
        "terseLabel": "Additional paid-in capital",
        "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital."
       }
      }
     },
     "auth_ref": [
      "r1179",
      "r1345"
     ]
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdditionalPaidInCapitalMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional Paid-In Capital [Member]",
        "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders."
       }
      }
     },
     "auth_ref": [
      "r759",
      "r820",
      "r1258",
      "r1259",
      "r1260",
      "r1261",
      "r1421",
      "r1516"
     ]
    },
    "navi_AdditionsSubtractionsForCoreToGaapAccountingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AdditionsSubtractionsForCoreToGaapAccountingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additions (subtractions) for core to GAAP accounting.",
        "label": "Additions Subtractions For Core To Gaap Accounting [Member]",
        "terseLabel": "Additions (Subtractions) [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AdjToCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AdjToCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation Amount",
        "terseLabel": "Adjustment to Compensation, Amount"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "ecd_AdjToCompAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AdjToCompAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation [Axis]",
        "terseLabel": "Adjustment to Compensation:"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "ecd_AdjToNonPeoNeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AdjToNonPeoNeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Non-PEO NEO Compensation Footnote [Text Block]",
        "terseLabel": "Adjustment to Non-PEO NEO Compensation Footnote"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "ecd_AdjToPeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AdjToPeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment To PEO Compensation, Footnote [Text Block]",
        "terseLabel": "Adjustment To PEO Compensation, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "navi_AdjustmentsForCoreToGaapAccountingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AdjustmentsForCoreToGaapAccountingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for core to GAAP accounting.",
        "label": "Adjustments For Core To Gaap Accounting [Member]",
        "terseLabel": "Total Adjustments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation",
        "negatedLabel": "Shares repurchased related to employee stock-based compensation plans",
        "documentation": "Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1381"
     ]
    },
    "navi_AdjustmentsRequiredToReconcileCoreEarningsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AdjustmentsRequiredToReconcileCoreEarningsLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments required to reconcile core earnings.",
        "label": "Adjustments Required To Reconcile Core Earnings [Line Items]",
        "terseLabel": "Adjustments Required To Reconcile Core Earnings [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_AdjustmentsRequiredToReconcileCoreEarningsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AdjustmentsRequiredToReconcileCoreEarningsTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments Required To Reconcile Core Earnings [Table]",
        "label": "Adjustments Required To Reconcile Core Earnings [Table]",
        "terseLabel": "Adjustments Required To Reconcile Core Earnings [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition",
        "terseLabel": "Stock-based compensation expense",
        "totalLabel": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total",
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r481"
     ]
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity",
        "totalLabel": "Total adjustments",
        "documentation": "Amount of expense (income); loss (gain); increase (decrease) in liability and (increase) decrease in asset used in operating activity; and cash inflow (outflow) from operating activity, classified as other; in reconciling net income to reflect cash provided by (used in) operating activity when indirect cash flow method is applied."
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]",
        "terseLabel": "Adjustments to reconcile net income to net cash provided by operating activities:"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AggtChngPnsnValInSummryCompstnTblForAplblYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AggtChngPnsnValInSummryCompstnTblForAplblYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member]",
        "terseLabel": "Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r1138"
     ]
    },
    "ecd_AggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Amount",
        "terseLabel": "Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1064",
      "r1074",
      "r1084",
      "r1116"
     ]
    },
    "ecd_AggtErrCompNotYetDeterminedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AggtErrCompNotYetDeterminedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Not Yet Determined [Text Block]",
        "terseLabel": "Aggregate Erroneous Compensation Not Yet Determined"
       }
      }
     },
     "auth_ref": [
      "r1067",
      "r1077",
      "r1087",
      "r1119"
     ]
    },
    "ecd_AggtPnsnAdjsSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AggtPnsnAdjsSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Pension Adjustments Service Cost [Member]",
        "terseLabel": "Aggregate Pension Adjustments Service Cost"
       }
      }
     },
     "auth_ref": [
      "r1139"
     ]
    },
    "ecd_AllAdjToCompMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AllAdjToCompMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Adjustments to Compensation [Member]",
        "terseLabel": "All Adjustments to Compensation"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "ecd_AllExecutiveCategoriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AllExecutiveCategoriesMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Executive Categories [Member]",
        "terseLabel": "All Executive Categories"
       }
      }
     },
     "auth_ref": [
      "r1112"
     ]
    },
    "ecd_AllIndividualsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AllIndividualsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Individuals [Member]",
        "terseLabel": "All Individuals"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1112",
      "r1120",
      "r1124",
      "r1132"
     ]
    },
    "us-gaap_AllOtherSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllOtherSegmentsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other Segment [Member]",
        "label": "Other Operating Segment [Member]",
        "documentation": "Operating segments classified as other. Excludes intersegment elimination and reconciling items."
       }
      }
     },
     "auth_ref": [
      "r227",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r253",
      "r945",
      "r946"
     ]
    },
    "ecd_AllTradingArrangementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AllTradingArrangementsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Trading Arrangements [Member]",
        "terseLabel": "All Trading Arrangements"
       }
      }
     },
     "auth_ref": [
      "r1130"
     ]
    },
    "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Allowance for Credit Losses and Recorded Investments in Loans",
        "documentation": "Tabular disclosure of allowance for credit loss on financing receivable."
       }
      }
     },
     "auth_ref": [
      "r1301"
     ]
    },
    "us-gaap_AllowanceForCreditLossesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForCreditLossesTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoans"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Credit Losses [Text Block]",
        "terseLabel": "Allowance for Loan Losses - Education Loans",
        "documentation": "The entire disclosure for allowance for credit losses."
       }
      }
     },
     "auth_ref": [
      "r11"
     ]
    },
    "us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForLoanAndLeaseLossesWriteoffsNetAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery [Abstract]",
        "terseLabel": "Charge-offs:"
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Securities not included in the computation of diluted earnings per share",
        "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented."
       }
      }
     },
     "auth_ref": [
      "r216"
     ]
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities [Axis]",
        "documentation": "Information by type of antidilutive security."
       }
      }
     },
     "auth_ref": [
      "r216"
     ]
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r216"
     ]
    },
    "us-gaap_AntidilutiveSecuritiesNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AntidilutiveSecuritiesNameDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities, Name [Domain]",
        "documentation": "Incremental common shares attributable to securities that were not included in diluted earnings per share (EPS) because to do so would increase EPS amounts or decrease loss per share amounts for the period presented."
       }
      }
     },
     "auth_ref": [
      "r216"
     ]
    },
    "us-gaap_AociTaxAttributableToParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AociTaxAttributableToParent",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AOCI Tax, Attributable to Parent",
        "terseLabel": "Tax expense for accumulated other comprehensive loss",
        "documentation": "Amount of tax expense (benefit) allocated to accumulated other comprehensive income (loss) attributable to parent."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset-Backed Securities, Securitized Loans and Receivables [Member]",
        "terseLabel": "Asset-backed Securities, Securitized Loans and Receivables [Member]",
        "documentation": "Securities that are primarily serviced with cash flows derived financial assets that are being securitized for example, but not limited to, credit card receivables, car loans, recreational vehicle loans, and mobile home loans. Excludes mortgage-backed securities."
       }
      }
     },
     "auth_ref": [
      "r1292",
      "r1293",
      "r1294",
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306",
      "r1307",
      "r1308",
      "r1309",
      "r1312",
      "r1313",
      "r1353",
      "r1354"
     ]
    },
    "navi_AssetRecoveryAndBusinessProcessingRevenue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AssetRecoveryAndBusinessProcessingRevenue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset recovery and business processing revenue.",
        "label": "Asset Recovery And Business Processing Revenue",
        "terseLabel": "Asset recovery and business processing revenue"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_Assets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Assets",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets",
        "terseLabel": "Total assets",
        "totalLabel": "Total assets",
        "documentation": "Amount of asset recognized for present right to economic benefit."
       }
      }
     },
     "auth_ref": [
      "r102",
      "r103",
      "r114",
      "r178",
      "r181",
      "r182",
      "r221",
      "r230",
      "r248",
      "r252",
      "r295",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r373",
      "r374",
      "r448",
      "r535",
      "r540",
      "r649",
      "r707",
      "r708",
      "r710",
      "r733",
      "r734",
      "r764",
      "r864",
      "r945",
      "r946",
      "r977",
      "r1027",
      "r1037",
      "r1038",
      "r1055",
      "r1338",
      "r1339",
      "r1448"
     ]
    },
    "us-gaap_AssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetsAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets",
        "label": "Assets [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetsFairValueDisclosure",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Fair Value Disclosure",
        "totalLabel": "Total",
        "documentation": "Fair value portion of asset recognized for present right to economic benefit."
       }
      }
     },
     "auth_ref": [
      "r624",
      "r625",
      "r1013"
     ]
    },
    "us-gaap_AssetsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetsNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Assets",
        "totalLabel": "Net assets of consolidated variable interest entities",
        "periodStartLabel": "Net Assets, Beginning Balance",
        "periodEndLabel": "Net Assets, Ending Balance",
        "documentation": "Amount of net assets (liabilities)."
       }
      }
     },
     "auth_ref": [
      "r104",
      "r105"
     ]
    },
    "navi_AverageBalanceOfLoansInRepayment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "AverageBalanceOfLoansInRepayment",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Average balance of loans in repayment.",
        "label": "Average Balance Of Loans In Repayment",
        "terseLabel": "Average loans in repayment"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AwardExrcPrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardExrcPrice",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Exercise Price",
        "terseLabel": "Exercise Price"
       }
      }
     },
     "auth_ref": [
      "r1127"
     ]
    },
    "ecd_AwardGrantDateFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardGrantDateFairValue",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Grant Date Fair Value",
        "terseLabel": "Fair Value as of Grant Date"
       }
      }
     },
     "auth_ref": [
      "r1128"
     ]
    },
    "ecd_AwardTmgDiscLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgDiscLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Disclosures [Line Items]",
        "terseLabel": "Award Timing Disclosures"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "ecd_AwardTmgHowMnpiCnsdrdTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgHowMnpiCnsdrdTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing, How MNPI Considered [Text Block]",
        "terseLabel": "Award Timing, How MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "ecd_AwardTmgMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Method [Text Block]",
        "terseLabel": "Award Timing Method"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "ecd_AwardTmgMnpiCnsdrdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgMnpiCnsdrdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Considered [Flag]",
        "terseLabel": "Award Timing MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "ecd_AwardTmgMnpiDiscTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgMnpiDiscTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Disclosure [Text Block]",
        "terseLabel": "Award Timing MNPI Disclosure"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "ecd_AwardTmgPredtrmndFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardTmgPredtrmndFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Predetermined [Flag]",
        "terseLabel": "Award Timing Predetermined"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "us-gaap_AwardTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AwardTypeAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type",
        "documentation": "Information by type of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509"
     ]
    },
    "ecd_AwardUndrlygSecuritiesAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardUndrlygSecuritiesAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Underlying Securities Amount",
        "terseLabel": "Underlying Securities"
       }
      }
     },
     "auth_ref": [
      "r1126"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardsCloseToMnpiDiscIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r1125"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardsCloseToMnpiDiscTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures"
       }
      }
     },
     "auth_ref": [
      "r1124"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "AwardsCloseToMnpiDiscTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table Text Block]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures, Table"
       }
      }
     },
     "auth_ref": [
      "r1124"
     ]
    },
    "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BasisOfAccountingPolicyPolicyTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Basis of Accounting, Policy [Policy Text Block]",
        "terseLabel": "Basis of Presentation",
        "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS)."
       }
      }
     },
     "auth_ref": [
      "r1250"
     ]
    },
    "navi_BeforeHedgeAccountingAdjustmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "BeforeHedgeAccountingAdjustmentsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Before hedge accounting adjustments.",
        "label": "Before Hedge Accounting Adjustments [Member]",
        "terseLabel": "Total Before Hedge Accounting Adjustments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_BelowSixFourZeroMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "BelowSixFourZeroMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Below 640 [Member]",
        "documentation": "Below six four zero.",
        "label": "Below Six Four Zero [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_BusinessProcessingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "BusinessProcessingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business processing.",
        "label": "Business Processing [Member]",
        "terseLabel": "Business Processing [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CarryingReportedAmountFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CarryingReportedAmountFairValueDisclosureMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reported Value Measurement [Member]",
        "terseLabel": "Carrying Value [Member]",
        "documentation": "Measured as reported on the statement of financial position (balance sheet)."
       }
      }
     },
     "auth_ref": [
      "r644",
      "r645",
      "r647",
      "r1024",
      "r1443"
     ]
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash and Cash Equivalent",
        "terseLabel": "Cash and cash equivalents",
        "totalLabel": "Cash and Cash Equivalents, at Carrying Value, Total",
        "documentation": "Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate."
       }
      }
     },
     "auth_ref": [
      "r112",
      "r172",
      "r175",
      "r926",
      "r1451"
     ]
    },
    "navi_CashAndInvestmentsIncludingRestrictedCashAndInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CashAndInvestmentsIncludingRestrictedCashAndInvestments",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of cash and investments, including restricted cash and investments, as of the balance sheet date.",
        "label": "Cash And Investments Including Restricted Cash And Investments",
        "terseLabel": "Cash and investments"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CashAndInvestmentsInterestIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CashAndInvestmentsInterestIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest income, net of discount accretion and premium amortization from the cash and investment portfolio.",
        "label": "Cash And Investments Interest Income Loss",
        "terseLabel": "Cash and investments"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation",
        "periodEndLabel": "Cash, cash equivalents, restricted cash and restricted cash equivalents at end of period",
        "periodStartLabel": "Cash, cash equivalents, restricted cash and restricted cash equivalents at beginning of period",
        "totalLabel": "Total cash, cash equivalents, restricted cash and restricted cash equivalents at end of period",
        "documentation": "Amount of cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; attributable to continuing operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate."
       }
      }
     },
     "auth_ref": [
      "r30",
      "r172",
      "r175"
     ]
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation",
        "totalLabel": "Net increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalents",
        "documentation": "Amount of increase (decrease) in cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; including effect from exchange rate change and including, but not limited to, discontinued operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate."
       }
      }
     },
     "auth_ref": [
      "r0",
      "r30"
     ]
    },
    "us-gaap_CashFlowHedgingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashFlowHedgingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Flow Hedging [Member]",
        "terseLabel": "Cash Flow [Member]",
        "documentation": "Hedge of the exposure to variability in the cash flows of a recognized asset or liability, or of a forecasted transaction, that is attributable to a particular risk."
       }
      }
     },
     "auth_ref": []
    },
    "navi_CertainLoanModificationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CertainLoanModificationsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certain loan modifications.",
        "label": "Certain Loan Modifications [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ChangeDuringPeriodFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ChangeDuringPeriodFairValueDisclosureMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Changes Measurement [Member]",
        "terseLabel": "Difference [Member]",
        "documentation": "Measure of change in fair value."
       }
      }
     },
     "auth_ref": [
      "r650"
     ]
    },
    "navi_ChangeInMarkToMarketGainsLossesRelatingToInstrumentsStillHeldAtReportingDate": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ChangeInMarkToMarketGainsLossesRelatingToInstrumentsStillHeldAtReportingDate",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in mark-to-market gains/(losses) relating to instruments still held at the reporting date.",
        "label": "Change In Mark To Market Gains Losses Relating To Instruments Still Held At Reporting Date",
        "terseLabel": "Change in mark-to-market gains/(losses) relating to instruments still held at the reporting date"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail": {
       "parentTag": "navi_NetFairValueHedgeIneffectivenessGainsLosses",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Change in Unrealized Gain (Loss) on Hedged Item in Fair Value Hedge",
        "terseLabel": "Gains (losses) recognized in net income on hedged items",
        "documentation": "Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement."
       }
      }
     },
     "auth_ref": [
      "r165",
      "r555",
      "r564",
      "r1009"
     ]
    },
    "ecd_ChangedPeerGroupFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ChangedPeerGroupFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Changed Peer Group, Footnote [Text Block]",
        "terseLabel": "Changed Peer Group, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1103"
     ]
    },
    "ecd_ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member]",
        "terseLabel": "Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year"
       }
      }
     },
     "auth_ref": [
      "r1100"
     ]
    },
    "ecd_ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member]",
        "terseLabel": "Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested"
       }
      }
     },
     "auth_ref": [
      "r1098"
     ]
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CityAreaCode",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "terseLabel": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ClassOfStockDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ClassOfStockDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Stock [Domain]",
        "terseLabel": "Class of Stock",
        "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock."
       }
      }
     },
     "auth_ref": [
      "r67",
      "r106",
      "r107",
      "r128",
      "r129",
      "r130",
      "r131",
      "r132",
      "r133",
      "r178",
      "r182",
      "r207",
      "r211",
      "r213",
      "r215",
      "r223",
      "r224",
      "r295",
      "r364",
      "r367",
      "r368",
      "r369",
      "r373",
      "r374",
      "r405",
      "r406",
      "r408",
      "r409",
      "r411",
      "r414",
      "r417",
      "r418",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r427",
      "r430",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r443",
      "r444",
      "r447",
      "r448",
      "r449",
      "r649",
      "r707",
      "r708",
      "r717",
      "r718",
      "r719",
      "r759",
      "r813",
      "r814",
      "r815",
      "r816",
      "r820",
      "r822",
      "r823",
      "r824",
      "r825",
      "r826",
      "r827",
      "r828",
      "r829",
      "r830",
      "r831",
      "r832",
      "r851",
      "r872",
      "r891",
      "r907",
      "r908",
      "r909",
      "r910",
      "r911",
      "r1142",
      "r1253",
      "r1255",
      "r1262",
      "r1347",
      "r1352"
     ]
    },
    "us-gaap_ClassOfStockLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ClassOfStockLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Class of Stock [Line Items]",
        "label": "Class of Stock [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r107",
      "r128",
      "r132",
      "r133",
      "r223",
      "r408",
      "r418",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r427",
      "r430",
      "r437",
      "r438",
      "r440",
      "r441",
      "r443",
      "r444",
      "r447",
      "r449",
      "r602",
      "r707",
      "r708",
      "r718",
      "r719",
      "r813",
      "r814",
      "r815",
      "r816",
      "r1142",
      "r1251",
      "r1253",
      "r1347"
     ]
    },
    "us-gaap_ClassOfTreasuryStockTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ClassOfTreasuryStockTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Treasury Stock [Table]",
        "terseLabel": "Class Of Treasury Stock [Table]",
        "documentation": "Disclosure of information about treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "ecd_CoSelectedMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CoSelectedMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Amount",
        "terseLabel": "Company Selected Measure Amount"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "ecd_CoSelectedMeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CoSelectedMeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Name",
        "terseLabel": "Company Selected Measure Name"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r533"
     ]
    },
    "us-gaap_CollateralAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CollateralAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collateral Held [Axis]",
        "documentation": "Information by category of collateral or no collateral, from lender's perspective."
       }
      }
     },
     "auth_ref": [
      "r961",
      "r962",
      "r963",
      "r964",
      "r1030",
      "r1031"
     ]
    },
    "us-gaap_CollateralDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CollateralDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collateral Held [Domain]",
        "documentation": "Category of collateral or no collateral, from lender's perspective."
       }
      }
     },
     "auth_ref": [
      "r961",
      "r962",
      "r963",
      "r964",
      "r1030",
      "r1031"
     ]
    },
    "navi_CollateralHeldAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CollateralHeldAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Collateral held.",
        "label": "Collateral Held [Abstract]",
        "terseLabel": "Collateral held:"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CollateralPledgedToOthersAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CollateralPledgedToOthersAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Collateral pledged to others.",
        "label": "Collateral Pledged To Others [Abstract]",
        "terseLabel": "Collateral pledged to others:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommitmentsAndContingencies": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingencies",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies",
        "terseLabel": "Commitments and contingencies",
        "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur."
       }
      }
     },
     "auth_ref": [
      "r127",
      "r707",
      "r708",
      "r716",
      "r766",
      "r850"
     ]
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureCommitmentsContingenciesAndGuarantees1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "terseLabel": "Commitments, Contingencies and Guarantees",
        "documentation": "The entire disclosure for commitments and contingencies."
       }
      }
     },
     "auth_ref": [
      "r360",
      "r361",
      "r920",
      "r1328",
      "r1333",
      "r1334"
     ]
    },
    "us-gaap_CommonStockDividendsPerShareCashPaid": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockDividendsPerShareCashPaid",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Dividends, Per Share, Cash Paid",
        "terseLabel": "Dividends per common share",
        "verboseLabel": "Dividends per share",
        "documentation": "Aggregate dividends paid during the period for each share of common stock outstanding."
       }
      }
     },
     "auth_ref": [
      "r1346",
      "r1349"
     ]
    },
    "us-gaap_CommonStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Common Stock [Member]",
        "label": "Common Stock [Member]",
        "documentation": "Stock that is subordinate to all other stock of the issuer."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r444",
      "r707",
      "r708",
      "r719",
      "r1042",
      "r1043",
      "r1044",
      "r1046",
      "r1047",
      "r1048",
      "r1051",
      "r1258",
      "r1259",
      "r1261",
      "r1421",
      "r1512",
      "r1516"
     ]
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockParOrStatedValuePerShare",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock, par value",
        "documentation": "Face amount or stated value per share of common stock."
       }
      }
     },
     "auth_ref": [
      "r1175",
      "r1344",
      "r1456",
      "r1457",
      "r1460"
     ]
    },
    "navi_CommonStockParValuePointZeroOnePerShareMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CommonStockParValuePointZeroOnePerShareMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common stock par value point zero one per share.",
        "label": "Common Stock Par Value Point Zero One Per Share [Member]",
        "terseLabel": "Common Stock Par Value. 01 Per Share [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockSharesAuthorized",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Shares Authorized",
        "terseLabel": "Common stock, shares authorized",
        "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r444",
      "r707",
      "r708",
      "r719",
      "r851"
     ]
    },
    "us-gaap_CommonStockSharesIssued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockSharesIssued",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Shares, Issued",
        "terseLabel": "Common stock, shares issued",
        "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r444",
      "r707",
      "r708",
      "r719"
     ]
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockSharesOutstanding",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Shares, Outstanding",
        "periodEndLabel": "Ending Balance, Shares",
        "periodStartLabel": "Beginning Balance, Shares",
        "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r444",
      "r707",
      "r708",
      "r719",
      "r851",
      "r870",
      "r1342",
      "r1516",
      "r1517"
     ]
    },
    "navi_CommonStockSharesOutstandingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CommonStockSharesOutstandingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common stock shares outstanding.",
        "label": "Common Stock Shares Outstanding [Member]",
        "terseLabel": "Common Stock Shares Outstanding [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommonStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockValue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityBeforeTreasuryStock",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common stock, par value $0.01 per share, 1.125 billion shares authorized: 468 million and 467 million shares issued, respectively",
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r406",
      "r413",
      "r444",
      "r707",
      "r708",
      "r719",
      "r769",
      "r1027"
     ]
    },
    "ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CompActuallyPaidVsCoSelectedMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Company Selected Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Company Selected Measure"
       }
      }
     },
     "auth_ref": [
      "r1109"
     ]
    },
    "ecd_CompActuallyPaidVsNetIncomeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CompActuallyPaidVsNetIncomeTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Net Income [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Net Income"
       }
      }
     },
     "auth_ref": [
      "r1108"
     ]
    },
    "ecd_CompActuallyPaidVsOtherMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CompActuallyPaidVsOtherMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Other Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Other Measure"
       }
      }
     },
     "auth_ref": [
      "r1110"
     ]
    },
    "ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "CompActuallyPaidVsTotalShareholderRtnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Total Shareholder Return [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Total Shareholder Return"
       }
      }
     },
     "auth_ref": [
      "r1107"
     ]
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ComprehensiveIncomeNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited2": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Total comprehensive income (loss)",
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners."
       }
      }
     },
     "auth_ref": [
      "r8",
      "r155",
      "r157",
      "r162",
      "r730",
      "r779",
      "r780"
     ]
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ComprehensiveIncomeNetOfTaxAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]",
        "terseLabel": "Comprehensive income (loss):"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ConcentrationRiskBenchmarkDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ConcentrationRiskBenchmarkDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Concentration Risk Benchmark [Domain]",
        "terseLabel": "Concentration Risk Benchmark",
        "documentation": "The denominator in a calculation of a disclosed concentration risk percentage."
       }
      }
     },
     "auth_ref": [
      "r225",
      "r257",
      "r809",
      "r810",
      "r919",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269"
     ]
    },
    "us-gaap_ConcentrationRiskByBenchmarkAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ConcentrationRiskByBenchmarkAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Concentration Risk Benchmark [Axis]",
        "terseLabel": "Concentration Risk Benchmark",
        "documentation": "Information by benchmark of concentration risk."
       }
      }
     },
     "auth_ref": [
      "r225",
      "r257",
      "r809",
      "r810",
      "r919",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269"
     ]
    },
    "us-gaap_ConcentrationRiskByTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ConcentrationRiskByTypeAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Concentration Risk Type",
        "label": "Concentration Risk Type [Axis]",
        "documentation": "Information by type of concentration risk, for example, but not limited to, asset, liability, net assets, geographic, customer, employees, supplier, lender."
       }
      }
     },
     "auth_ref": [
      "r225",
      "r257",
      "r809",
      "r810",
      "r919",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269"
     ]
    },
    "us-gaap_ConcentrationRiskPercentage1": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ConcentrationRiskPercentage1",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Concentration Risk, Percentage",
        "terseLabel": "Dimensions of concentration risk",
        "documentation": "For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the \"benchmark\" (or denominator) in the equation, this concept represents the concentration percentage derived from the division."
       }
      }
     },
     "auth_ref": [
      "r225",
      "r257",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269"
     ]
    },
    "us-gaap_ConcentrationRiskTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ConcentrationRiskTypeDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Concentration Risk Type [Domain]",
        "terseLabel": "Concentration Risk Type",
        "documentation": "For an entity that discloses a concentration risk as a percentage of some financial balance or benchmark, identifies the type (for example, asset, liability, net assets, geographic, customer, employees, supplier, lender) of the concentration."
       }
      }
     },
     "auth_ref": [
      "r225",
      "r257",
      "r809",
      "r810",
      "r919",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269"
     ]
    },
    "srt_ConsolidatedEntitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidatedEntitiesAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Entities [Axis]",
        "terseLabel": "Consolidated Entities",
        "documentation": "Information by consolidated entity or group of entities."
       }
      }
     },
     "auth_ref": [
      "r75",
      "r82",
      "r179",
      "r186",
      "r535",
      "r536",
      "r539",
      "r540",
      "r541",
      "r665",
      "r736",
      "r921",
      "r1157",
      "r1160",
      "r1161",
      "r1337",
      "r1340",
      "r1341",
      "r1348"
     ]
    },
    "srt_ConsolidatedEntitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidatedEntitiesDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Entities [Domain]",
        "terseLabel": "Consolidated Entities",
        "documentation": "Entity or group of entities consolidated into reporting entity."
       }
      }
     },
     "auth_ref": [
      "r75",
      "r82",
      "r179",
      "r186",
      "r535",
      "r536",
      "r539",
      "r540",
      "r541",
      "r665",
      "r736",
      "r921",
      "r1157",
      "r1160",
      "r1161",
      "r1337",
      "r1340",
      "r1341",
      "r1348"
     ]
    },
    "srt_ConsolidationItemsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidationItemsAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Consolidation Items",
        "label": "Consolidation Items [Axis]",
        "documentation": "Information by components, eliminations, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments."
       }
      }
     },
     "auth_ref": [
      "r75",
      "r83",
      "r84",
      "r85",
      "r86",
      "r87",
      "r88",
      "r89",
      "r90",
      "r91",
      "r178",
      "r179",
      "r183",
      "r186",
      "r221",
      "r232",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254",
      "r364",
      "r365",
      "r366",
      "r367",
      "r369",
      "r370",
      "r371",
      "r372",
      "r373",
      "r448",
      "r736",
      "r945",
      "r946",
      "r1158",
      "r1159",
      "r1338",
      "r1339"
     ]
    },
    "srt_ConsolidationItemsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidationItemsDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items",
        "documentation": "Components, elimination, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments."
       }
      }
     },
     "auth_ref": [
      "r75",
      "r83",
      "r84",
      "r85",
      "r86",
      "r87",
      "r88",
      "r89",
      "r90",
      "r91",
      "r178",
      "r179",
      "r183",
      "r186",
      "r221",
      "r232",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254",
      "r364",
      "r365",
      "r366",
      "r367",
      "r369",
      "r370",
      "r371",
      "r372",
      "r373",
      "r448",
      "r736",
      "r945",
      "r946",
      "r1158",
      "r1159",
      "r1338",
      "r1339"
     ]
    },
    "navi_ConsolidationLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ConsolidationLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Consolidation loans member.",
        "label": "Consolidation Loans [Member]",
        "terseLabel": "Consolidation Loans [Member]",
        "verboseLabel": "Consolidation Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ConsumerLendingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ConsumerLendingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Consumer lending.",
        "label": "Consumer Lending [Member]",
        "terseLabel": "Consumer Lending [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ConsumerLendingSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ConsumerLendingSegmentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Consumer Lending Segment [Member]",
        "label": "Consumer Lending Segment [Member]",
        "documentation": "Consumer lending segment."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ContractualInterestRateReductionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ContractualInterestRateReductionMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Contractual Interest Rate Reduction [Member]",
        "terseLabel": "Interest Rate Concession [Member]",
        "documentation": "Loan modification for a reduction of contractual interest rate."
       }
      }
     },
     "auth_ref": [
      "r261",
      "r262",
      "r264",
      "r950"
     ]
    },
    "navi_CoreEarningsAdjustmentsToGaap": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CoreEarningsAdjustmentsToGaap",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total \"Core Earnings\" adjustments to GAAP.",
        "label": "Core Earnings Adjustments To Gaap",
        "terseLabel": "Core Earnings adjustments to GAAP",
        "totalLabel": "Total Core Earnings adjustments to GAAP"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CorporateExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CorporateExpenses",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Corporate expenses",
        "documentation": "Corporate expenses.",
        "terseLabel": "Corporate expenses"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CosignerLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CosignerLoanMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cosigner loan.",
        "label": "Cosigner Loan [Member]",
        "terseLabel": "With Cosigner [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CosignersMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CosignersMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cosigners [Member]",
        "documentation": "Cosigners.",
        "label": "Cosigners [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_CounterPartyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "CounterPartyMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Counter party.",
        "label": "Counter Party [Member]",
        "terseLabel": "Counterparties [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_CounterpartyNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "CounterpartyNameAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Counterparty Name [Axis]",
        "terseLabel": "Counterparty Name",
        "documentation": "Information by name of counterparty. A counterparty is the other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution."
       }
      }
     },
     "auth_ref": [
      "r92",
      "r93",
      "r178",
      "r184",
      "r185",
      "r379",
      "r424",
      "r664",
      "r667",
      "r688",
      "r762",
      "r929",
      "r931",
      "r932",
      "r1181",
      "r1182",
      "r1183",
      "r1184",
      "r1185",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1415",
      "r1416",
      "r1417",
      "r1418",
      "r1452",
      "r1453"
     ]
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cover [Abstract]",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CreditConcentrationRiskMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CreditConcentrationRiskMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Concentration Risk [Member]",
        "terseLabel": "Credit Concentration Risk [Member]",
        "documentation": "Reflects the percentage that a specified receivable or amount at risk from a counterparty under a contractual arrangement is to a specified benchmark, such as total receivables, net revenues, pretax results. Risk is the materially adverse effects of loss attributable to (a) the failure to collect a significant receivable from a major customer or group of homogeneous accounts, or (b) a failure by a counterparty to perform under terms of a contractual arrangement."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CrossCurrencyInterestRateContractMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CrossCurrencyInterestRateContractMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cross Currency Interest Rate Contract [Member]",
        "terseLabel": "Cross-Currency Interest Rate Swaps [Member]",
        "documentation": "Derivative instrument whose primary underlying risk is tied to interest rates and foreign exchange rates."
       }
      }
     },
     "auth_ref": [
      "r479",
      "r1353",
      "r1354",
      "r1391",
      "r1392",
      "r1393",
      "r1395",
      "r1396",
      "r1397",
      "r1398",
      "r1400",
      "r1401",
      "r1402",
      "r1403",
      "r1404",
      "r1405",
      "r1406",
      "r1407",
      "r1408",
      "r1409",
      "r1410",
      "r1411"
     ]
    },
    "dei_CurrentFiscalYearEndDate": {
     "xbrltype": "gMonthDayItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CurrentFiscalYearEndDate",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Fiscal Year End Date",
        "terseLabel": "Current Fiscal Year End Date",
        "documentation": "End date of current fiscal year in the format --MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowings"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Borrowings",
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants."
       }
      }
     },
     "auth_ref": [
      "r35",
      "r110",
      "r111",
      "r116",
      "r117",
      "r118",
      "r120",
      "r121",
      "r123",
      "r124",
      "r178",
      "r180",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r362",
      "r363",
      "r375",
      "r381",
      "r382",
      "r383",
      "r384",
      "r385",
      "r386",
      "r391",
      "r398",
      "r399",
      "r401",
      "r602",
      "r659",
      "r707",
      "r708",
      "r715"
     ]
    },
    "us-gaap_DebtInstrumentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument",
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r111",
      "r116",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r124",
      "r376",
      "r377",
      "r378",
      "r379",
      "r380",
      "r382",
      "r387",
      "r388",
      "r389",
      "r390",
      "r392",
      "r393",
      "r394",
      "r395",
      "r396",
      "r397",
      "r438",
      "r707",
      "r708",
      "r715",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r1026",
      "r1251",
      "r1252",
      "r1254",
      "r1257",
      "r1329",
      "r1330",
      "r1331",
      "r1446",
      "r1447",
      "r1463"
     ]
    },
    "us-gaap_DebtInstrumentFaceAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentFaceAmount",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Face Amount",
        "verboseLabel": "Debt principal amount",
        "documentation": "Face (par) amount of debt instrument at time of issuance."
       }
      }
     },
     "auth_ref": [
      "r376",
      "r659",
      "r660",
      "r973",
      "r974",
      "r1026"
     ]
    },
    "us-gaap_DebtInstrumentLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Debt Instrument [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r111",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r124",
      "r376",
      "r377",
      "r378",
      "r379",
      "r380",
      "r382",
      "r387",
      "r388",
      "r389",
      "r390",
      "r392",
      "r393",
      "r394",
      "r395",
      "r396",
      "r397",
      "r400",
      "r438",
      "r602",
      "r707",
      "r708",
      "r715",
      "r736",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r1026",
      "r1251",
      "r1252",
      "r1254",
      "r1257",
      "r1446",
      "r1447"
     ]
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentNameDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name",
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r111",
      "r116",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r124",
      "r376",
      "r377",
      "r378",
      "r379",
      "r380",
      "r382",
      "r387",
      "r388",
      "r389",
      "r390",
      "r392",
      "r393",
      "r394",
      "r395",
      "r396",
      "r397",
      "r438",
      "r707",
      "r708",
      "r715",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r1026",
      "r1251",
      "r1252",
      "r1254",
      "r1257",
      "r1329",
      "r1330",
      "r1331",
      "r1446",
      "r1447",
      "r1463"
     ]
    },
    "us-gaap_DebtInstrumentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Long-Term Debt Instruments [Table]",
        "terseLabel": "Debt Instrument [Table]",
        "documentation": "Disclosure of information about long-term debt instrument or arrangement."
       }
      }
     },
     "auth_ref": [
      "r21",
      "r62",
      "r63",
      "r64",
      "r111",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r124",
      "r376",
      "r377",
      "r378",
      "r379",
      "r380",
      "r382",
      "r387",
      "r388",
      "r389",
      "r390",
      "r392",
      "r393",
      "r394",
      "r395",
      "r396",
      "r397",
      "r400",
      "r438",
      "r602",
      "r707",
      "r708",
      "r715",
      "r736",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r1026",
      "r1251",
      "r1252",
      "r1254",
      "r1257",
      "r1446",
      "r1447"
     ]
    },
    "us-gaap_DebtInstrumentVariableInterestRateTypeExtensibleEnumeration": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentVariableInterestRateTypeExtensibleEnumeration",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]",
        "documentation": "Indicates type of variable interest rate on debt instrument."
       }
      }
     },
     "auth_ref": [
      "r760"
     ]
    },
    "us-gaap_DebtLongtermAndShorttermCombinedAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtLongtermAndShorttermCombinedAmount",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt, Long-Term and Short-Term, Combined Amount",
        "totalLabel": "Total",
        "documentation": "Represents the aggregate of total long-term debt, including current maturities and short-term debt."
       }
      }
     },
     "auth_ref": []
    },
    "navi_DebtTranchesDefaultAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DebtTranchesDefaultAmount",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt tranches default amount.",
        "label": "Debt Tranches Default Amount",
        "terseLabel": "Debt tranches default principal amount"
       }
      }
     },
     "auth_ref": []
    },
    "navi_DecreaseInValuationDueToLiquidityAdjustments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DecreaseInValuationDueToLiquidityAdjustments",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Decrease in valuation due to liquidity adjustments.",
        "label": "Decrease In Valuation Due To Liquidity Adjustments",
        "terseLabel": "Decrease in valuation due to liquidity adjustments"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredIncomeTaxesAndOtherTaxReceivableCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DeferredIncomeTaxesAndOtherTaxReceivableCurrent",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Income Taxes and Other Tax Receivable, Current",
        "terseLabel": "Income tax asset, net",
        "documentation": "Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and other tax receivables expected to be realized or consumed within one year or operating cycle, if longer."
       }
      }
     },
     "auth_ref": []
    },
    "navi_DerivativeAssetAtFairValueIncludingAccruedInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DerivativeAssetAtFairValueIncludingAccruedInterest",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative asset at fair value including accrued interest.",
        "label": "Derivative Asset At Fair Value Including Accrued Interest",
        "terseLabel": "Derivative asset at fair value including accrued interest"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeAssetFairValueGrossLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetFairValueGrossLiability",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeAssets",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Subject to Master Netting Arrangement, Liability Offset",
        "negatedLabel": "Impact of master netting agreements, Assets",
        "documentation": "Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset."
       }
      }
     },
     "auth_ref": [
      "r143",
      "r599",
      "r901",
      "r902"
     ]
    },
    "us-gaap_DerivativeAssetFairValueNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetFairValueNetAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral [Abstract]",
        "terseLabel": "Derivative Assets:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeAssetFairValueOfCollateral": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetFairValueOfCollateral",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Fair Value of Collateral",
        "totalLabel": "Total collateral held",
        "documentation": "Fair value of securities received as collateral against derivative assets."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r149",
      "r599"
     ]
    },
    "us-gaap_DerivativeAssetLiabilityNetMeasurementInput": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetLiabilityNetMeasurementInput",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset (Liability) Net, Measurement Input",
        "terseLabel": "Derivatives",
        "documentation": "Value of input used to measure net derivative asset (liability)."
       }
      }
     },
     "auth_ref": [
      "r1427",
      "r1428",
      "r1429"
     ]
    },
    "us-gaap_DerivativeAssetLiabilityNetMeasurementInputExtensibleList": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetLiabilityNetMeasurementInputExtensibleList",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset (Liability) Net, Measurement Input [Extensible Enumeration]",
        "documentation": "Indicates measurement input for net derivative asset (liability)."
       }
      }
     },
     "auth_ref": [
      "r1427"
     ]
    },
    "us-gaap_DerivativeAssetLiabilityNetValuationTechniqueExtensibleList": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetLiabilityNetValuationTechniqueExtensibleList",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset (Liability) Net, Valuation Technique [Extensible Enumeration]",
        "terseLabel": "Derivative Asset (Liability) Net, Valuation Technique [Extensible List]",
        "documentation": "Indicates valuation technique for measuring net derivative asset (liability)."
       }
      }
     },
     "auth_ref": [
      "r1427"
     ]
    },
    "us-gaap_DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Statement of Financial Position [Extensible Enumeration]",
        "terseLabel": "Derivative Asset, Statement of Financial Position [Extensible Enumeration]",
        "documentation": "Indicates line item in statement of financial position that includes derivative asset."
       }
      }
     },
     "auth_ref": [
      "r1188"
     ]
    },
    "us-gaap_DerivativeAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssets",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "navi_DerivativeFairValueOfDerivativeNetAssetsAmountOffsetAgainstCollateral",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset",
        "verboseLabel": "Derivatives at fair value",
        "totalLabel": "Derivative values (as carried on balance sheet), Assets",
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset."
       }
      }
     },
     "auth_ref": [
      "r144",
      "r148",
      "r599",
      "r624",
      "r625",
      "r636",
      "r642",
      "r644",
      "r645",
      "r833",
      "r834",
      "r835",
      "r836",
      "r837",
      "r838",
      "r839",
      "r840",
      "r841",
      "r842",
      "r857",
      "r858",
      "r896",
      "r899",
      "r900",
      "r901",
      "r903",
      "r904",
      "r928",
      "r930",
      "r931",
      "r932",
      "r1013",
      "r1017",
      "r1024",
      "r1025",
      "r1044",
      "r1427",
      "r1428",
      "r1429",
      "r1513"
     ]
    },
    "navi_DerivativeAssetsLiabilitiesAtCarryingValueNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DerivativeAssetsLiabilitiesAtCarryingValueNet",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.",
        "label": "Derivative Assets Liabilities At Carrying Value Net",
        "terseLabel": "Derivative financial instruments, Carrying Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeAssetsLiabilitiesAtFairValueNet",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Assets (Liabilities), at Fair Value, Net",
        "terseLabel": "Derivative financial instruments, Fair Value",
        "totalLabel": "Derivative Assets (Liabilities), at Fair Value, Net, Total",
        "documentation": "Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments."
       }
      }
     },
     "auth_ref": [
      "r1427",
      "r1428",
      "r1429"
     ]
    },
    "us-gaap_DerivativeCollateralObligationToReturnCash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeCollateralObligationToReturnCash",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": "us-gaap_DerivativeAssetFairValueOfCollateral",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "navi_DerivativeFairValueOfDerivativeNetAssetsAmountOffsetAgainstCollateral",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset",
        "verboseLabel": "Cash (obligation to return cash collateral is recorded in short-term borrowings)",
        "negatedLabel": "Cash collateral (held) pledged, Assets",
        "documentation": "Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r149",
      "r599",
      "r600",
      "r601",
      "r928",
      "r930",
      "r931"
     ]
    },
    "us-gaap_DerivativeCollateralObligationToReturnSecurities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeCollateralObligationToReturnSecurities",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": "us-gaap_DerivativeAssetFairValueOfCollateral",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Security Not Offset",
        "terseLabel": "Securities at fair value - corporate derivatives (not recorded in financial statements)",
        "documentation": "Amount of obligation to return securities collateral under master netting arrangements that have not been offset against derivative assets."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r149",
      "r599",
      "r928"
     ]
    },
    "us-gaap_DerivativeCollateralRightToReclaimCash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeCollateralRightToReclaimCash",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": "us-gaap_DerivativeLiabilityFairValueOfCollateral",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Not Offset",
        "terseLabel": "Cash collateral (held) pledged, Liabilities",
        "verboseLabel": "Cash (right to receive return of cash collateral is recorded in investments)",
        "documentation": "Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r149",
      "r599",
      "r600",
      "r601",
      "r928",
      "r930",
      "r931"
     ]
    },
    "us-gaap_DerivativeContractTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeContractTypeDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Contract [Domain]",
        "terseLabel": "Derivative Contract",
        "documentation": "Financial instrument or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset."
       }
      }
     },
     "auth_ref": [
      "r165",
      "r553",
      "r555",
      "r556",
      "r559",
      "r560",
      "r561",
      "r562",
      "r564",
      "r565",
      "r566",
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r573",
      "r574",
      "r575",
      "r576",
      "r577",
      "r578",
      "r579",
      "r580",
      "r684",
      "r840",
      "r842",
      "r856",
      "r857",
      "r858",
      "r860",
      "r861",
      "r862",
      "r863",
      "r865",
      "r866",
      "r867",
      "r868",
      "r879",
      "r880",
      "r881",
      "r882",
      "r885",
      "r886",
      "r887",
      "r888",
      "r896",
      "r897",
      "r900",
      "r903",
      "r928",
      "r929",
      "r932",
      "r1008",
      "r1009",
      "r1028",
      "r1042",
      "r1044",
      "r1181",
      "r1182",
      "r1183",
      "r1184",
      "r1185",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1415",
      "r1416",
      "r1417",
      "r1418",
      "r1430",
      "r1431",
      "r1432",
      "r1433",
      "r1434",
      "r1435",
      "r1437",
      "r1438"
     ]
    },
    "us-gaap_DerivativeCreditRiskValuationAdjustmentDerivativeAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeCreditRiskValuationAdjustmentDerivativeAssets",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Credit Risk Valuation Adjustment, Derivative Assets",
        "terseLabel": "Decrease in valuation due to net credit risk adjustments",
        "documentation": "Amount of credit risk valuation adjustment to derivative assets to properly reflect the credit quality of the counterparties."
       }
      }
     },
     "auth_ref": [
      "r1423"
     ]
    },
    "us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeFairValueAmountOffsetAgainstCollateralNet",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative, Fair Value, Amount Offset Against Collateral, Net",
        "terseLabel": "Net positive exposure related to corporate derivatives",
        "verboseLabel": "Exposure, net of collateral",
        "totalLabel": "Derivative, Fair Value, Amount Offset Against Collateral, Net, Total",
        "documentation": "The net amount as of the balance sheet date of the fair value of derivative assets and derivative liabilities that in accordance with the entity's accounting policy were offset against collateral under a master netting arrangement."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeFairValueOfDerivativeAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeFairValueOfDerivativeAsset",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail": {
       "parentTag": "us-gaap_DerivativeFairValueOfDerivativeNet",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeAssets",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail": {
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative assets",
        "label": "Derivative Asset, Subject to Master Netting Arrangement, before Offset",
        "documentation": "Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement."
       }
      }
     },
     "auth_ref": [
      "r142",
      "r599",
      "r928",
      "r930",
      "r931",
      "r932"
     ]
    },
    "us-gaap_DerivativeFairValueOfDerivativeLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeFairValueOfDerivativeLiability",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeLiabilities",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail": {
       "parentTag": "us-gaap_DerivativeFairValueOfDerivativeNet",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Subject to Master Netting Arrangement, before Offset",
        "negatedLabel": "Derivative liabilities",
        "documentation": "Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement."
       }
      }
     },
     "auth_ref": [
      "r142",
      "r599",
      "r928",
      "r930",
      "r931",
      "r932"
     ]
    },
    "us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction",
        "negatedTotalLabel": "Net position, Liabilities",
        "totalLabel": "Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction, Total",
        "documentation": "Fair value, after effect of master netting arrangement and deduction of obligation to return financial collateral not offset and financial instrument subject to master netting arrangement not offset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and contract can be net settled by means outside contract or delivery of asset. Includes derivative not subject to master netting arrangement or similar agreement."
       }
      }
     },
     "auth_ref": [
      "r146",
      "r599",
      "r928"
     ]
    },
    "us-gaap_DerivativeFairValueOfDerivativeNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeFairValueOfDerivativeNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net total derivatives",
        "label": "Derivative, Fair Value, Net",
        "documentation": "Fair value of the assets less the liabilities of a derivative or group of derivatives."
       }
      }
     },
     "auth_ref": [
      "r642"
     ]
    },
    "navi_DerivativeFairValueOfDerivativeNetAssetsAmountOffsetAgainstCollateral": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DerivativeFairValueOfDerivativeNetAssetsAmountOffsetAgainstCollateral",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net position, Assets",
        "label": "Derivative Fair Value Of Derivative Net Assets Amount Offset Against Collateral",
        "documentation": "Derivative fair value of derivative net assets amount offset against collateral.",
        "totalLabel": "Net position, Assets"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeInstrumentRiskAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentRiskAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative Instrument",
        "label": "Derivative Instrument [Axis]",
        "documentation": "Information by type of derivative contract."
       }
      }
     },
     "auth_ref": [
      "r165",
      "r553",
      "r555",
      "r556",
      "r559",
      "r560",
      "r561",
      "r562",
      "r564",
      "r565",
      "r566",
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r573",
      "r574",
      "r575",
      "r576",
      "r577",
      "r578",
      "r579",
      "r580",
      "r684",
      "r840",
      "r842",
      "r856",
      "r857",
      "r858",
      "r860",
      "r861",
      "r862",
      "r863",
      "r865",
      "r866",
      "r867",
      "r868",
      "r879",
      "r880",
      "r881",
      "r882",
      "r885",
      "r886",
      "r887",
      "r888",
      "r896",
      "r897",
      "r900",
      "r903",
      "r928",
      "r929",
      "r932",
      "r1008",
      "r1009",
      "r1028",
      "r1042",
      "r1044",
      "r1181",
      "r1182",
      "r1183",
      "r1184",
      "r1185",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1415",
      "r1416",
      "r1417",
      "r1418",
      "r1430",
      "r1431",
      "r1432",
      "r1433",
      "r1434",
      "r1435",
      "r1437",
      "r1438"
     ]
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments and Hedging Activities Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstruments"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments and Hedging Activities Disclosure [Text Block]",
        "terseLabel": "Derivative Financial Instruments",
        "documentation": "The entire disclosure for derivative instruments and hedging activities including, but not limited to, risk management strategies, non-hedging derivative instruments, assets, liabilities, revenue and expenses, and methodologies and assumptions used in determining the amounts."
       }
      }
     },
     "auth_ref": [
      "r433",
      "r434",
      "r436",
      "r542",
      "r543",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r551",
      "r552",
      "r585",
      "r586",
      "r587",
      "r589",
      "r590",
      "r591",
      "r592",
      "r593",
      "r594",
      "r595",
      "r596",
      "r597",
      "r598",
      "r606",
      "r1008",
      "r1009",
      "r1010",
      "r1011",
      "r1012"
     ]
    },
    "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hedging Relationship [Axis]",
        "terseLabel": "Hedging Relationship",
        "documentation": "Information by type of hedging relationship."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments, Gain (Loss) [Table]",
        "terseLabel": "Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table]",
        "documentation": "Disclosure of information about the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments."
       }
      }
     },
     "auth_ref": [
      "r555",
      "r556",
      "r564",
      "r565",
      "r566",
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r573",
      "r574",
      "r575",
      "r576",
      "r577",
      "r578",
      "r579",
      "r580",
      "r581",
      "r1009"
     ]
    },
    "us-gaap_DerivativeInstrumentsGainLossLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeInstrumentsGainLossLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments, Gain (Loss) [Line Items]",
        "terseLabel": "Derivative Instruments Gain Loss [Line Items]",
        "verboseLabel": "Derivative Instruments, Gain (Loss) [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r555",
      "r556",
      "r564",
      "r565",
      "r566",
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r573",
      "r574",
      "r575",
      "r576",
      "r577",
      "r578",
      "r579",
      "r580",
      "r581",
      "r582",
      "r1009"
     ]
    },
    "us-gaap_DerivativeLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability",
        "totalLabel": "Derivative Liability, Total",
        "negatedTotalLabel": "Derivative values (as carried on balance sheet), Liabilities",
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset."
       }
      }
     },
     "auth_ref": [
      "r144",
      "r148",
      "r599",
      "r624",
      "r625",
      "r636",
      "r642",
      "r644",
      "r645",
      "r833",
      "r834",
      "r835",
      "r836",
      "r838",
      "r839",
      "r840",
      "r841",
      "r842",
      "r865",
      "r867",
      "r868",
      "r897",
      "r898",
      "r899",
      "r900",
      "r901",
      "r903",
      "r904",
      "r928",
      "r930",
      "r931",
      "r932",
      "r1427",
      "r1428",
      "r1429",
      "r1513"
     ]
    },
    "us-gaap_DerivativeLiabilityFairValueGrossAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLiabilityFairValueGrossAsset",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail": {
       "parentTag": "us-gaap_DerivativeLiabilities",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Subject to Master Netting Arrangement, Asset Offset",
        "terseLabel": "Impact of master netting agreements, Liabilities",
        "documentation": "Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset."
       }
      }
     },
     "auth_ref": [
      "r143",
      "r599",
      "r901",
      "r902",
      "r930",
      "r931"
     ]
    },
    "us-gaap_DerivativeLiabilityFairValueNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLiabilityFairValueNetAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral [Abstract]",
        "terseLabel": "Derivative Liabilities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DerivativeLiabilityFairValueOfCollateral": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLiabilityFairValueOfCollateral",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Fair Value of Collateral",
        "totalLabel": "Total collateral pledged",
        "documentation": "Fair value of securities pledged as collateral against derivative liabilities."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r149",
      "r599"
     ]
    },
    "us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureDerivativeFinancialInstrumentsDerivativePositionsNetOfCollateralDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Liability, Statement of Financial Position [Extensible Enumeration]",
        "terseLabel": "Derivative Liability, Statement of Financial Position [Extensible Enumeration]",
        "documentation": "Indicates line item in statement of financial position that includes derivative liability."
       }
      }
     },
     "auth_ref": [
      "r1188"
     ]
    },
    "us-gaap_DerivativeLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative [Line Items]",
        "terseLabel": "Derivative [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r435",
      "r1414",
      "r1419"
     ]
    },
    "us-gaap_DerivativeNetLiabilityPositionAggregateFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeNetLiabilityPositionAggregateFairValue",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative, Net Liability Position, Aggregate Fair Value",
        "terseLabel": "Derivative liability at fair value including accrued interest and premium receivable",
        "documentation": "The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument."
       }
      }
     },
     "auth_ref": [
      "r588",
      "r1012"
     ]
    },
    "us-gaap_DerivativeNotionalAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeNotionalAmount",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative, Notional Amount",
        "verboseLabel": "Total Derivative Notional Values",
        "documentation": "Nominal or face amount used to calculate payment on derivative."
       }
      }
     },
     "auth_ref": [
      "r1008",
      "r1388",
      "r1389"
     ]
    },
    "us-gaap_DerivativeTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativeTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative [Table]",
        "terseLabel": "Derivative [Table]",
        "documentation": "Disclosure of information about derivative instrument or group of derivative instruments, including, but not limited to, type of derivative instrument, risk being hedged, notional amount, hedge designation, related hedged item, inception date, and maturity date."
       }
      }
     },
     "auth_ref": [
      "r435",
      "r1414",
      "r1419"
     ]
    },
    "us-gaap_DerivativesFairValueLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DerivativesFairValueLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivatives, Fair Value [Line Items]",
        "terseLabel": "Derivatives Fair Value [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r553",
      "r559",
      "r560",
      "r561",
      "r562",
      "r1009"
     ]
    },
    "us-gaap_DesignatedAsHedgingInstrumentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DesignatedAsHedgingInstrumentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Designated as Hedging Instrument [Member]",
        "terseLabel": "Designated as Hedging Instrument [Member]",
        "documentation": "Derivative instrument designated as hedging instrument under Generally Accepted Accounting Principles (GAAP)."
       }
      }
     },
     "auth_ref": [
      "r1414"
     ]
    },
    "us-gaap_DirectOperatingCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DirectOperatingCosts",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Direct Operating Costs",
        "terseLabel": "Direct operating expenses",
        "totalLabel": "Direct Operating Costs, Total",
        "documentation": "The aggregate direct operating costs incurred during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r24"
     ]
    },
    "navi_DirectorsOrOfficersMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DirectorsOrOfficersMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Directors or Officers [Member]",
        "documentation": "Directors or Officers."
       }
      }
     },
     "auth_ref": []
    },
    "navi_DiscountOnTransferableTaxCredits": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DiscountOnTransferableTaxCredits",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfCashFlowsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Discount On Transferable Tax Credits",
        "documentation": "Discount on transferable tax credits.",
        "terseLabel": "Discount on transferable credits purchased"
       }
      }
     },
     "auth_ref": []
    },
    "navi_DisposalOfSubsidiariesNetOfCashAndRestrictedCashDisposedOf": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DisposalOfSubsidiariesNetOfCashAndRestrictedCashDisposedOf",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disposal of subsidiaries, net of cash and restricted cash disposed of",
        "label": "Disposal of Subsidiaries Net of Cash and Restricted Cash Disposed of",
        "documentation": "Disposal of subsidiaries net of cash and restricted cash disposed of."
       }
      }
     },
     "auth_ref": []
    },
    "navi_DividendEquivalentUnitsRelatedToEmployeeStock-BasedCompensationPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "DividendEquivalentUnitsRelatedToEmployeeStock-BasedCompensationPlans",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividend equivalent units related to employee stock-based compensation plans",
        "label": "Dividend Equivalent Units Related to Employee Stock-Based Compensation Plans",
        "documentation": "Dividend equivalent units related to employee stock-based compensation plans.",
        "negatedLabel": "Dividend equivalent units related to employee stock-based compensation plans"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DividendsCashAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DividendsCashAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividends, Cash [Abstract]",
        "terseLabel": "Cash dividends:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DividendsCommonStockCash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DividendsCommonStockCash",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividends, Common Stock, Cash",
        "terseLabel": "Dividends paid",
        "negatedLabel": "Common stock",
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash."
       }
      }
     },
     "auth_ref": [
      "r1346",
      "r1349"
     ]
    },
    "us-gaap_DividendsSharebasedCompensationStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DividendsSharebasedCompensationStock",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividend, Share-Based Payment Arrangement, Shares",
        "negatedLabel": "Dividend equivalent units related to employee stock-based compensation plans",
        "documentation": "Amount of paid and unpaid stock dividends declared for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1165",
      "r1174",
      "r1175",
      "r1343",
      "r1344",
      "r1381"
     ]
    },
    "dei_DocumentFiscalPeriodFocus": {
     "xbrltype": "fiscalPeriodItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentFiscalPeriodFocus",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus",
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentFiscalYearFocus": {
     "xbrltype": "gYearItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentFiscalYearFocus",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Year Focus",
        "terseLabel": "Document Fiscal Year Focus",
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentInformationLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Line Items]",
        "terseLabel": "Document Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentInformationTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Table]",
        "terseLabel": "Document Information [Table]",
        "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date",
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentQuarterlyReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentQuarterlyReport",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Quarterly Report",
        "terseLabel": "Document Quarterly Report",
        "documentation": "Boolean flag that is true only for a form used as an quarterly report."
       }
      }
     },
     "auth_ref": [
      "r1059"
     ]
    },
    "dei_DocumentTransitionReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentTransitionReport",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Transition Report",
        "terseLabel": "Document Transition Report",
        "documentation": "Boolean flag that is true only for a form used as a transition report."
       }
      }
     },
     "auth_ref": [
      "r1091"
     ]
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentType",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Type",
        "terseLabel": "Document Type",
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member]",
        "terseLabel": "Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year"
       }
      }
     },
     "auth_ref": [
      "r1102"
     ]
    },
    "navi_EarningAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "EarningAssets",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value of assets excluding goodwill and acquired intangible assets, and other assets.",
        "label": "Earning Assets",
        "totalLabel": "Total earning assets, Carrying Value",
        "terseLabel": "Total earning assets, Carrying Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareBasic": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareBasic",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic",
        "totalLabel": "Earnings Per Share, Basic, Total",
        "terseLabel": "Basic earnings per common share",
        "verboseLabel": "Basic earnings per common share",
        "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r97",
      "r163",
      "r190",
      "r192",
      "r193",
      "r194",
      "r195",
      "r196",
      "r197",
      "r198",
      "r199",
      "r205",
      "r207",
      "r213",
      "r214",
      "r215",
      "r220",
      "r343",
      "r404",
      "r467",
      "r510",
      "r527",
      "r532",
      "r620",
      "r621",
      "r731",
      "r781",
      "r938"
     ]
    },
    "us-gaap_EarningsPerShareDiluted": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareDiluted",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Diluted",
        "totalLabel": "Earnings Per Share, Diluted, Total",
        "terseLabel": "Diluted earnings per common share",
        "verboseLabel": "Diluted earnings per common share",
        "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r97",
      "r163",
      "r190",
      "r192",
      "r193",
      "r194",
      "r195",
      "r196",
      "r197",
      "r198",
      "r199",
      "r207",
      "r213",
      "r214",
      "r215",
      "r220",
      "r343",
      "r404",
      "r467",
      "r510",
      "r527",
      "r532",
      "r620",
      "r621",
      "r731",
      "r781",
      "r938"
     ]
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShare"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Text Block]",
        "terseLabel": "Earnings (Loss) per Common Share",
        "documentation": "The entire disclosure for earnings per share."
       }
      }
     },
     "auth_ref": [
      "r204",
      "r216",
      "r217",
      "r218",
      "r219",
      "r453"
     ]
    },
    "navi_EducationLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "EducationLoanMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Education loan.",
        "label": "Education Loan [Member]",
        "terseLabel": "Education Loan Portfolio [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_EliminationsAndReconcilingItemsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "EliminationsAndReconcilingItemsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the aggregate total of reconciling items and elimination items.",
        "label": "Eliminations And Reconciling Items [Member]",
        "terseLabel": "Eliminations And Reconciling Items",
        "verboseLabel": "Adjustments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EmployeeStockOptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EmployeeStockOptionMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail",
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Option [Member]",
        "terseLabel": "Employee Stock Option",
        "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time."
       }
      }
     },
     "auth_ref": [
      "r1355",
      "r1356",
      "r1357",
      "r1358",
      "r1359",
      "r1360",
      "r1361",
      "r1362",
      "r1363",
      "r1364",
      "r1365",
      "r1366",
      "r1367",
      "r1368",
      "r1369",
      "r1370",
      "r1371",
      "r1372",
      "r1373",
      "r1374",
      "r1375",
      "r1376",
      "r1377",
      "r1378",
      "r1379",
      "r1380"
     ]
    },
    "navi_EndingBalanceOfLoansInRepayment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "EndingBalanceOfLoansInRepayment",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ending balance of loans in repayment.",
        "label": "Ending Balance Of Loans In Repayment",
        "terseLabel": "Ending loans in repayment"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One",
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code",
        "documentation": "Code for the postal or zip code"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressStateOrProvince": {
     "xbrltype": "stateOrProvinceItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityAddressStateOrProvince",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province",
        "documentation": "Name of the state or province."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key",
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityCommonStockSharesOutstanding",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Common Stock, Shares Outstanding",
        "verboseLabel": "Entity Common Stock, Shares Outstanding",
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCurrentReportingStatus": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityCurrentReportingStatus",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Current Reporting Status",
        "terseLabel": "Entity Current Reporting Status",
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Securities Act File Number",
        "terseLabel": "Entity File Number",
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityFilerCategory": {
     "xbrltype": "filerCategoryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityFilerCategory",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Filer Category",
        "terseLabel": "Entity Filer Category",
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Incorporation, State or Country Code",
        "terseLabel": "Entity Incorporation, State or Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityInteractiveDataCurrent": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityInteractiveDataCurrent",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Interactive Data Current",
        "terseLabel": "Entity Interactive Data Current",
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files)."
       }
      }
     },
     "auth_ref": [
      "r1141"
     ]
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name",
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntityShellCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityShellCompany",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Shell Company",
        "terseLabel": "Entity Shell Company",
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntitySmallBusiness": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntitySmallBusiness",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Small Business",
        "terseLabel": "Entity Small Business",
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC)."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number",
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS."
       }
      }
     },
     "auth_ref": [
      "r1057"
     ]
    },
    "ecd_EqtyAwrdsAdjFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "EqtyAwrdsAdjFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments, Footnote [Text Block]",
        "terseLabel": "Equity Awards Adjustments, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1096"
     ]
    },
    "ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member]",
        "terseLabel": "Equity Awards Adjustments, Excluding Value Reported in Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r1137"
     ]
    },
    "ecd_EqtyAwrdsAdjsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "EqtyAwrdsAdjsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments [Member]",
        "terseLabel": "Equity Awards Adjustments"
       }
      }
     },
     "auth_ref": [
      "r1137"
     ]
    },
    "ecd_EqtyAwrdsInSummryCompstnTblForAplblYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "EqtyAwrdsInSummryCompstnTblForAplblYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member]",
        "terseLabel": "Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r1137"
     ]
    },
    "us-gaap_EquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquityClassOfTreasuryStockLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityClassOfTreasuryStockLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity, Class of Treasury Stock [Line Items]",
        "verboseLabel": "Equity, Class of Treasury Stock [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "us-gaap_EquityComponentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityComponentDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component",
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc."
       }
      }
     },
     "auth_ref": [
      "r96",
      "r97",
      "r106",
      "r132",
      "r133",
      "r159",
      "r160",
      "r161",
      "r187",
      "r188",
      "r189",
      "r191",
      "r198",
      "r200",
      "r202",
      "r222",
      "r296",
      "r297",
      "r342",
      "r343",
      "r344",
      "r403",
      "r437",
      "r442",
      "r443",
      "r444",
      "r447",
      "r449",
      "r452",
      "r465",
      "r466",
      "r468",
      "r469",
      "r510",
      "r521",
      "r522",
      "r524",
      "r525",
      "r526",
      "r528",
      "r531",
      "r532",
      "r603",
      "r604",
      "r605",
      "r607",
      "r608",
      "r609",
      "r610",
      "r611",
      "r612",
      "r613",
      "r614",
      "r615",
      "r616",
      "r619",
      "r653",
      "r654",
      "r655",
      "r656",
      "r657",
      "r658",
      "r661",
      "r663",
      "r704",
      "r707",
      "r708",
      "r718",
      "r719",
      "r759",
      "r777",
      "r803",
      "r804",
      "r805",
      "r820",
      "r891",
      "r1352"
     ]
    },
    "ecd_EquityValuationAssumptionDifferenceFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "EquityValuationAssumptionDifferenceFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Valuation Assumption Difference, Footnote [Text Block]",
        "terseLabel": "Equity Valuation Assumption Difference, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1106"
     ]
    },
    "ecd_ErrCompAnalysisTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ErrCompAnalysisTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneous Compensation Analysis [Text Block]",
        "terseLabel": "Erroneous Compensation Analysis"
       }
      }
     },
     "auth_ref": [
      "r1064",
      "r1074",
      "r1084",
      "r1116"
     ]
    },
    "ecd_ErrCompRecoveryTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ErrCompRecoveryTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneously Awarded Compensation Recovery [Table]",
        "terseLabel": "Erroneously Awarded Compensation Recovery"
       }
      }
     },
     "auth_ref": [
      "r1061",
      "r1071",
      "r1081",
      "r1113"
     ]
    },
    "us-gaap_EstimateOfFairValueFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EstimateOfFairValueFairValueDisclosureMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Estimate of Fair Value Measurement [Member]",
        "terseLabel": "Fair Value [Member]",
        "documentation": "Measured as an estimate of fair value."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r642",
      "r644",
      "r647",
      "r973",
      "r974",
      "r1024"
     ]
    },
    "navi_ExcessOfNetAssetFairValueOverCarryingValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ExcessOfNetAssetFairValueOverCarryingValue",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Excess of net asset fair value over carrying value.",
        "label": "Excess Of Net Asset Fair Value Over Carrying Value",
        "terseLabel": "Excess of net asset fair value over carrying value"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ExecutiveCategoryAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ExecutiveCategoryAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Executive Category [Axis]",
        "terseLabel": "Executive Category:"
       }
      }
     },
     "auth_ref": [
      "r1112"
     ]
    },
    "navi_ExpectedFutureRecoveriesOnPreviouslyFullyChargedOffLoans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ExpectedFutureRecoveriesOnPreviouslyFullyChargedOffLoans",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expected Future Recoveries On Previously Fully Charged Off Loans",
        "documentation": "Expected future recoveries on previously fully charged-off loans.",
        "periodEndLabel": "End of period expected future recoveries on previously fully charged-off loans",
        "periodStartLabel": "Beginning of period expected future recoveries on previously fully charged-off loans"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ExpenseRelatedToDistributionOrServicingAndUnderwritingFees",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expense Related to Distribution or Servicing and Underwriting Fees",
        "terseLabel": "Servicing expenses",
        "documentation": "Expense related to distribution, servicing and underwriting fees."
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "navi_FFELPLoanABCPFacilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FFELPLoanABCPFacilitiesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FFELP loan ABCP facilities.",
        "label": "F F E L P Loan A B C P Facilities [Member]",
        "terseLabel": "FFELP Loan ABCP Facilities [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FFELPLoanAssetBackedSecuritizationsRepurchaseFacilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FFELPLoanAssetBackedSecuritizationsRepurchaseFacilitiesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FFELP loan asset-backed securitizations repurchase facilities.",
        "label": "F F E L P Loan Asset Backed Securitizations Repurchase Facilities [Member]",
        "terseLabel": "FFELP Loan Asset-backed Securitization Repurchase Facilities [Member]",
        "verboseLabel": "FFELP Loan Securitizations ABS Repurchase Facilities [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FFELPLoanSecuritizationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FFELPLoanSecuritizationsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FFELP loan securitizations.",
        "label": "F F E L P Loan Securitizations [Member]",
        "terseLabel": "FFELP Loan Securitizations [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FFELPLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FFELPLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FFELP loans member.",
        "label": "F F E L P Loans [Member]",
        "terseLabel": "FFELP Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r622",
      "r624",
      "r625",
      "r636",
      "r1013"
     ]
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]",
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis."
       }
      }
     },
     "auth_ref": [
      "r622",
      "r624",
      "r625",
      "r636",
      "r1013"
     ]
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]",
        "terseLabel": "Unobservable Data Used in Recurring Valuations of Level 3",
        "documentation": "Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis."
       }
      }
     },
     "auth_ref": [
      "r626",
      "r627",
      "r1017"
     ]
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Included in Earnings",
        "label": "Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings [Table Text Block]",
        "documentation": "Tabular disclosure of the amount of gains or losses for the period included in earnings or resulted in a change to net assets, have arisen from the use of significant unobservable inputs (level 3) to measure the fair value of assets, liabilities, and financial instruments classified in shareholders' equity."
       }
      }
     },
     "auth_ref": [
      "r1016",
      "r1435"
     ]
    },
    "us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]",
        "terseLabel": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r642",
      "r644",
      "r645",
      "r1024",
      "r1025",
      "r1443"
     ]
    },
    "us-gaap_FairValueByBalanceSheetGroupingTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByBalanceSheetGroupingTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, by Balance Sheet Grouping [Table]",
        "terseLabel": "Fair Value By Balance Sheet Grouping [Table]",
        "documentation": "Disclosure of information about the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities."
       }
      }
     },
     "auth_ref": [
      "r642",
      "r645",
      "r1024",
      "r1025",
      "r1441",
      "r1443"
     ]
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]",
        "terseLabel": "Fair Values of Financial Assets and Liabilities, Including Derivative Financial Instruments",
        "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities."
       }
      }
     },
     "auth_ref": [
      "r643",
      "r646",
      "r1024",
      "r1025",
      "r1443"
     ]
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV",
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r622",
      "r623",
      "r625",
      "r626",
      "r627",
      "r628",
      "r635",
      "r636",
      "r638",
      "r642",
      "r671",
      "r672",
      "r673",
      "r677",
      "r973",
      "r974",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r1013",
      "r1017",
      "r1024",
      "r1025"
     ]
    },
    "us-gaap_FairValueByMeasurementBasisAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByMeasurementBasisAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Basis [Axis]",
        "documentation": "Information by measurement basis."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r642",
      "r644",
      "r645",
      "r647",
      "r649",
      "r650",
      "r973",
      "r974",
      "r1024",
      "r1443"
     ]
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByMeasurementFrequencyAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency",
        "documentation": "Information by measurement frequency."
       }
      }
     },
     "auth_ref": [
      "r624",
      "r625",
      "r626",
      "r628",
      "r1013",
      "r1428",
      "r1439"
     ]
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueDisclosuresAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueHedgeLiabilitiesAtFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueHedgeLiabilitiesAtFairValue",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Hedge Liabilities",
        "terseLabel": "Carrying Value",
        "documentation": "Fair value of all derivative liabilities designated as fair value hedging instruments."
       }
      }
     },
     "auth_ref": [
      "r1395",
      "r1396",
      "r1398"
     ]
    },
    "us-gaap_FairValueHedgingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueHedgingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Hedging [Member]",
        "terseLabel": "Fair Value [Member]",
        "documentation": "A hedge of the exposure to changes in the fair value of a recognized asset or liability, or of an unrecognized firm commitment, that are attributable to a particular risk."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel1Member",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Level 1 [Member]",
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r470",
      "r475",
      "r476",
      "r625",
      "r636",
      "r642",
      "r671",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r1013",
      "r1024",
      "r1025"
     ]
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel2Member",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Level 2 [Member]",
        "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r470",
      "r475",
      "r476",
      "r478",
      "r625",
      "r626",
      "r636",
      "r642",
      "r672",
      "r973",
      "r974",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r1013",
      "r1024",
      "r1025"
     ]
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel3Member",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 3 [Member]",
        "terseLabel": "Level 3 [Member]",
        "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r625",
      "r626",
      "r627",
      "r628",
      "r636",
      "r642",
      "r673",
      "r973",
      "r974",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r1013",
      "r1017",
      "r1024",
      "r1025"
     ]
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementFrequencyDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Measurement Frequency",
        "documentation": "Measurement frequency."
       }
      }
     },
     "auth_ref": [
      "r624",
      "r625",
      "r626",
      "r628",
      "r1013",
      "r1428",
      "r1439"
     ]
    },
    "us-gaap_FairValueMeasurementInputsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementInputsDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block]",
        "terseLabel": "Fair Value Measurements",
        "documentation": "The entire disclosure of the fair value measurement of assets and liabilities, which includes financial instruments measured at fair value that are classified in shareholders' equity, which may be measured on a recurring or nonrecurring basis."
       }
      }
     },
     "auth_ref": [
      "r1422"
     ]
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair Value Hierarchy and NAV",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value."
       }
      }
     },
     "auth_ref": [
      "r389",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r622",
      "r623",
      "r625",
      "r626",
      "r627",
      "r628",
      "r635",
      "r636",
      "r638",
      "r642",
      "r671",
      "r672",
      "r673",
      "r677",
      "r973",
      "r974",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r1013",
      "r1017",
      "r1024",
      "r1025"
     ]
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementsRecurringMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Recurring [Member]",
        "terseLabel": "Fair Value Measurements Recurring [Member]",
        "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value."
       }
      }
     },
     "auth_ref": [
      "r1013",
      "r1425",
      "r1426",
      "r1427",
      "r1428",
      "r1429",
      "r1439"
     ]
    },
    "navi_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationGainsLossesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationGainsLossesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value net derivative asset (liability) measured on recurring basis unobservable input reconciliation gains (losses).",
        "label": "Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Input Reconciliation Gains Losses [Abstract]",
        "terseLabel": "Total gains/(losses):"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]",
        "terseLabel": "Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r629",
      "r630",
      "r632",
      "r633",
      "r634",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table]",
        "terseLabel": "Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Input Reconciliation [Table]",
        "documentation": "Disclosure of information about financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) using recurring unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r629",
      "r630",
      "r631",
      "r632",
      "r633",
      "r634",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]",
        "terseLabel": "Change in Balance Sheet Carrying Value Associated with Level 3 Financial Instruments Carried at Fair Value on Recurring Basis",
        "documentation": "Tabular disclosure of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) using recurring unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r629",
      "r634",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings",
        "terseLabel": "Included in earnings",
        "verboseLabel": "Gains (losses) on derivative and hedging activities, net",
        "documentation": "Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3)."
       }
      }
     },
     "auth_ref": [
      "r630",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss)",
        "terseLabel": "Included in other comprehensive income",
        "documentation": "Amount of gain (loss) recognized in other comprehensive income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3)."
       }
      }
     },
     "auth_ref": [
      "r631",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements",
        "negatedLabel": "Settlements",
        "documentation": "Amount of settlements of financial instrument classified as a derivative asset (liability) after deduction of derivative liability, measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r632",
      "r637"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Transfers in and/or out of level 3",
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers, Net",
        "totalLabel": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers, Net, Total",
        "documentation": "Amount of transfers of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) into (out of) level 3 of the fair value hierarchy."
       }
      }
     },
     "auth_ref": [
      "r1434",
      "r1438"
     ]
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs",
        "periodEndLabel": "Balance, end of period",
        "periodStartLabel": "Balance, beginning of period",
        "documentation": "Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r629",
      "r637"
     ]
    },
    "us-gaap_FairValueRecurringBasisUnobservableInputReconciliationNetDerivativeAssetLiabilityGainLossStatementOfIncomeExtensibleList": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueRecurringBasisUnobservableInputReconciliationNetDerivativeAssetLiabilityGainLossStatementOfIncomeExtensibleList",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]",
        "terseLabel": "Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]",
        "documentation": "Indicates line item in statement of income or comprehensive income that includes gain (loss) from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value using unobservable input (level 3)."
       }
      }
     },
     "auth_ref": [
      "r630",
      "r637"
     ]
    },
    "us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]",
        "terseLabel": "Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]",
        "documentation": "Disclosure of information about location and fair value of derivative instrument and nonderivative instrument designated as hedging instrument."
       }
      }
     },
     "auth_ref": [
      "r553",
      "r559",
      "r560",
      "r561",
      "r562",
      "r1009"
     ]
    },
    "navi_FederalEducationLoanServicingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FederalEducationLoanServicingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal education loan servicing.",
        "label": "Federal Education Loan Servicing [Member]",
        "terseLabel": "Federal Education Loan Servicing [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FederalEducationLoansSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FederalEducationLoansSegmentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal education loans segment.",
        "label": "Federal Education Loans Segment [Member]",
        "terseLabel": "Federal Education Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FederalFamilyEducationLoanProgramFfelpGuaranteedLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FederalFamilyEducationLoanProgramFfelpGuaranteedLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Family Education Loan Program (FFELP) Guaranteed Loans [Member]",
        "terseLabel": "FFELP Loans [Member]",
        "documentation": "Guarantee by the U.S. government for government insured loans under the Federal Family Education Loan Program (FFELP)."
       }
      }
     },
     "auth_ref": [
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306"
     ]
    },
    "navi_FicoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FicoMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fico.",
        "label": "Fico [Member]",
        "terseLabel": "FICO Scores [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinanceLoanAndLeaseReceivablesHeldForSalePolicy": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinanceLoanAndLeaseReceivablesHeldForSalePolicy",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Held-for-Sale [Policy Text Block]",
        "terseLabel": "Loans Held for Sale",
        "documentation": "Disclosure of accounting policy for financing receivables classified as held-for-sale."
       }
      }
     },
     "auth_ref": [
      "r1285",
      "r1286",
      "r1287"
     ]
    },
    "navi_FinanceReceivablePercentageOfLoanType": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinanceReceivablePercentageOfLoanType",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Finance receivable percentage of loan type.",
        "label": "Finance Receivable Percentage of Loan Type",
        "terseLabel": "Loan Modifications, % of Loan Type"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancialAsset31To60DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancialAsset31To60DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset, 31 to 60 days past due.",
        "label": "Financial Asset31 To60 Days Past Due [Member]",
        "terseLabel": "Financial Asset, 31 to 60 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancialAsset61To90DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancialAsset61To90DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset, 61 to 90 days past due.",
        "label": "Financial Asset61 To90 Days Past Due [Member]",
        "terseLabel": "Financial Asset, 61 to 90 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancialAsset90DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancialAsset90DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset, 90 days past due.",
        "label": "Financial Asset90 Days Past Due [Member]",
        "terseLabel": "Financial Asset, 90 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancialAssetNotPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancialAssetNotPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Not Past Due [Member]",
        "terseLabel": "Financing Asset, Not Past Due [Member]",
        "documentation": "Financial asset not past due."
       }
      }
     },
     "auth_ref": [
      "r307",
      "r969"
     ]
    },
    "us-gaap_FinancialInstrumentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancialInstrumentAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instrument [Axis]",
        "terseLabel": "Financial Instrument",
        "documentation": "Information by type of financial instrument."
       }
      }
     },
     "auth_ref": [
      "r265",
      "r266",
      "r267",
      "r268",
      "r269",
      "r270",
      "r271",
      "r272",
      "r273",
      "r274",
      "r275",
      "r276",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r299",
      "r300",
      "r301",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r319",
      "r320",
      "r321",
      "r400",
      "r435",
      "r602",
      "r639",
      "r648",
      "r651",
      "r668",
      "r669",
      "r670",
      "r671",
      "r672",
      "r673",
      "r674",
      "r675",
      "r676",
      "r677",
      "r678",
      "r679",
      "r680",
      "r681",
      "r682",
      "r683",
      "r685",
      "r686",
      "r689",
      "r690",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r701",
      "r702",
      "r703",
      "r739",
      "r740",
      "r741",
      "r742",
      "r743",
      "r744",
      "r745",
      "r746",
      "r747",
      "r748",
      "r749",
      "r750",
      "r751",
      "r752",
      "r753",
      "r754",
      "r755",
      "r756",
      "r761",
      "r778",
      "r970",
      "r1013",
      "r1015",
      "r1017",
      "r1018",
      "r1019",
      "r1020",
      "r1021",
      "r1022",
      "r1023",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1295",
      "r1296",
      "r1297",
      "r1298",
      "r1424",
      "r1427",
      "r1428",
      "r1429",
      "r1436",
      "r1439",
      "r1440",
      "r1441"
     ]
    },
    "us-gaap_FinancialLiabilitiesFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancialLiabilitiesFairValueDisclosure",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Liabilities Fair Value Disclosure",
        "totalLabel": "Total interest-bearing liabilities, Fair Value",
        "documentation": "Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities."
       }
      }
     },
     "auth_ref": [
      "r1425",
      "r1426",
      "r1436",
      "r1440",
      "r1441",
      "r1442",
      "r1444"
     ]
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Net charge-offs",
        "label": "Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery",
        "documentation": "Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss."
       }
      }
     },
     "auth_ref": [
      "r73",
      "r968",
      "r1301"
     ]
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLosses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLosses",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail2": {
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": -1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail": {
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodEndLabel": "Allowance at end of period",
        "terseLabel": "Allowance for loans losses",
        "label": "Financing Receivable, Allowance for Credit Loss",
        "negatedLabel": "Loan allowance for losses",
        "verboseLabel": "Allowance for loans losses",
        "periodStartLabel": "Beginning balance",
        "documentation": "Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement."
       }
      }
     },
     "auth_ref": [
      "r48",
      "r70",
      "r72",
      "r74",
      "r140",
      "r298",
      "r300",
      "r306",
      "r706",
      "r707",
      "r708",
      "r723"
     ]
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLossesLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss [Line Items]",
        "terseLabel": "Financing Receivable Allowance For Credit Losses [Line Items]",
        "verboseLabel": "Financing Receivable, Allowance for Credit Losses [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r74",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r313",
      "r314"
     ]
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLossesRecovery",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss, Recovery",
        "negatedLabel": "Recoveries (cash collected)",
        "documentation": "Amount of increase in allowance for credit loss on financing receivable from recovery."
       }
      }
     },
     "auth_ref": [
      "r50",
      "r305",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLossesRollForward",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Allowance for Loan Losses",
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffs",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail": {
       "parentTag": "us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Gross charge-offs",
        "label": "Financing Receivable, Allowance for Credit Loss, Writeoff",
        "negatedLabel": "Charge-offs (as a result of lower recovery expectations)",
        "documentation": "Amount of writeoff of financing receivable, charged against allowance for credit loss."
       }
      }
     },
     "auth_ref": [
      "r49",
      "r304",
      "r317",
      "r968"
     ]
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs by orignination year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs by Orignination Year",
        "terseLabel": "Total Charge-Offs",
        "totalLabel": "Total Net Charge-Offs"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsFiveOrMoreYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsFiveOrMoreYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs five or more years before latest fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs Five or More Years Before Latest Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year Prior"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsFourYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsFourYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs four years before latest fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs Four Years Before Latest Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year Five"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsInCurrentFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsInCurrentFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs in current fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs in Current Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year One"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsInFiscalYearBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsInFiscalYearBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs in fiscal year before latest fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs in Fiscal Year Before Latest Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year Two"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsThreeYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsThreeYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable allowance for credit losses write offs three years before latest fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs Three Years Before Latest Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year Four"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsTwoYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffsTwoYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "navi_FinancingReceivableAllowanceForCreditLossesWriteOffsByOrigninationYear",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable, allowance for credit losses write offs two years before latest fiscal year.",
        "label": "Financing Receivable Allowance for Credit Losses Write Offs Two Years Before Latest Fiscal Year",
        "terseLabel": "Loan, Net Charge-Offs in Year Three"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableBeforeAllowanceForCreditLossAndFee",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, before Allowance for Credit Loss, Fee and Loan in Process",
        "terseLabel": "Total Loans, gross",
        "documentation": "Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r315",
      "r707",
      "r708",
      "r722",
      "r1284"
     ]
    },
    "navi_FinancingReceivableBeforeAllowanceForCreditLossAndFeeChangeAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableBeforeAllowanceForCreditLossAndFeeChangeAmount",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable before allowance for credit loss and fee change amount",
        "label": "Financing Receivable Before Allowance For Credit Loss And Fee Change Amount",
        "negatedLabel": "Change"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable Credit Quality Indicators [Table Text Block]",
        "terseLabel": "Private Education Loan Portfolio Stratified by Key Credit Quality Indicators",
        "documentation": "Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics."
       }
      }
     },
     "auth_ref": [
      "r1310"
     ]
    },
    "navi_FinancingReceivableDecreaseInExpectedFutureRecoveriesOnPreviouslyFullyChargedOffLoans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableDecreaseInExpectedFutureRecoveriesOnPreviouslyFullyChargedOffLoans",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable decrease in expected future recoveries on previous fully charged-off loans.",
        "label": "Financing Receivable Decrease In Expected Future Recoveries On Previously Fully Charged Off Loans",
        "negatedLabel": "Change in balance during period",
        "terseLabel": "Decrease in expected future recoveries on previously fully charged-off loans"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableExpectedFutureRecoveriesOfCurrentPeriodDefaults": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableExpectedFutureRecoveriesOfCurrentPeriodDefaults",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the difference between the loan balance and the company's estimate of the amount to be collected in the future.",
        "label": "Financing Receivable Expected Future Recoveries Of Current Period Defaults",
        "terseLabel": "Expected future recoveries on current period gross charge-offs",
        "verboseLabel": "Expected future recoveries of current period defaults"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableExpectedFutureRecoveriesOnCurrentPeriodGrossCharge-Offs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableExpectedFutureRecoveriesOnCurrentPeriodGrossCharge-Offs",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail": {
       "parentTag": "us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing receivable Expected future recoveries on current period gross charge-offs",
        "documentation": "Financing receivable expected future recoveries on current period gross charge-offs",
        "terseLabel": "Expected future recoveries on current period gross charge-offs"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableModificationsChargedOff": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableModificationsChargedOff",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivable modifications, charged off.",
        "label": "Financing Receivable Modifications Charged Off",
        "terseLabel": "Loans modified, charged off"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivableModificationsImpairmentWriteDown": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableModificationsImpairmentWriteDown",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Charge-offs (par)",
        "label": "Financing Receivable Modifications Impairment Write Down",
        "documentation": "Financing receivable, modifications, impairment write down."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableModificationsPostModificationRecordedInvestment2",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Modified in Period, Amount",
        "terseLabel": "Modified Loans (Amortized Cost)",
        "documentation": "Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty."
       }
      }
     },
     "auth_ref": [
      "r54",
      "r261",
      "r950"
     ]
    },
    "navi_FinancingReceivableModificationsPreModificationRecordedInvestment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivableModificationsPreModificationRecordedInvestment",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Loan Modifications, Amortized Cost",
        "label": "Financing Receivable Modifications Pre Modification Recorded Investment",
        "documentation": "Financing receivable, modifications, pre-modification, recorded investment."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableModificationsPreModificationRecordedInvestment2",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoansModifiedAccountsForTdrDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Troubled Debt Restructuring, Premodification",
        "terseLabel": "Modified loans",
        "totalLabel": "Loan Modifications, Amortized Cost",
        "documentation": "Amount, before troubled debt restructuring, of financing receivable to be modified."
       }
      }
     },
     "auth_ref": [
      "r54"
     ]
    },
    "us-gaap_FinancingReceivableModificationsRecordedInvestment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableModificationsRecordedInvestment",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Modified, Accumulated",
        "terseLabel": "Payment status (Amortized Cost)",
        "verboseLabel": "Loans",
        "documentation": "Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty."
       }
      }
     },
     "auth_ref": [
      "r54",
      "r60",
      "r1289"
     ]
    },
    "us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoansModifiedAccountsForTdrDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Modified, Subsequent Default",
        "terseLabel": "Payment default",
        "verboseLabel": "Payment Default (Par)",
        "documentation": "Amortized cost of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty."
       }
      }
     },
     "auth_ref": [
      "r56",
      "r264",
      "r950"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Originated, More than Five Years before Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year Prior",
        "documentation": "Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year Five",
        "documentation": "Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedInCurrentFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Year One, Originated, Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year One",
        "documentation": "Amortized cost of financing receivable originated in current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year Two",
        "documentation": "Amortized cost of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year Four",
        "documentation": "Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": "us-gaap_NotesReceivableGross",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year Three",
        "documentation": "Amortized cost of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r317",
      "r968"
     ]
    },
    "us-gaap_FinancingReceivablePercentPastDue1": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablePercentPastDue1",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Percent Past Due",
        "terseLabel": "Loans delinquent, percentage",
        "documentation": "Percentage of financing receivable balance that is past due."
       }
      }
     },
     "auth_ref": [
      "r1311"
     ]
    },
    "us-gaap_FinancingReceivablePortfolioSegmentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablePortfolioSegmentAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable Portfolio Segment [Axis]",
        "terseLabel": "Financing Receivable Portfolio Segment",
        "documentation": "Information by the level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r69",
      "r73",
      "r74",
      "r299",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r314",
      "r951",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1154",
      "r1155",
      "r1156"
     ]
    },
    "us-gaap_FinancingReceivablePortfolioSegmentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablePortfolioSegmentDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable Portfolio Segment [Domain]",
        "terseLabel": "Financing Receivable Portfolio Segment",
        "documentation": "Level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r69",
      "r73",
      "r74",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r314",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1154",
      "r1155",
      "r1156"
     ]
    },
    "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Financing Receivable [Axis]",
        "terseLabel": "Class of Financing Receivable",
        "documentation": "Information by class of financing receivable determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk."
       }
      }
     },
     "auth_ref": [
      "r52",
      "r57",
      "r58",
      "r59",
      "r68",
      "r69",
      "r73",
      "r74",
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r315",
      "r316",
      "r318",
      "r950",
      "r955",
      "r956",
      "r957",
      "r958",
      "r968",
      "r969",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1154",
      "r1155",
      "r1156",
      "r1291"
     ]
    },
    "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Financing Receivable [Domain]",
        "terseLabel": "Class of Financing Receivable",
        "documentation": "Financing receivables determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk."
       }
      }
     },
     "auth_ref": [
      "r59",
      "r68",
      "r69",
      "r73",
      "r74",
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r315",
      "r316",
      "r318",
      "r950",
      "r955",
      "r956",
      "r957",
      "r958",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1154",
      "r1155",
      "r1156",
      "r1291"
     ]
    },
    "us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableRecordedInvestmentPastDueLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Past Due [Line Items]",
        "terseLabel": "Financing Receivable Recorded Investment Past Due [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r707",
      "r708",
      "r725",
      "r952",
      "r953",
      "r954",
      "r955",
      "r956",
      "r957",
      "r958",
      "r959",
      "r960",
      "r961",
      "r962",
      "r963",
      "r964",
      "r965",
      "r966",
      "r969",
      "r1302"
     ]
    },
    "us-gaap_FinancingReceivableTransferToHeldForSaleAllowanceForCreditLossExpenseReversal": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivableTransferToHeldForSaleAllowanceForCreditLossExpenseReversal",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Transfer to Held-for-Sale, Allowance for Credit Loss, Expense Reversal",
        "terseLabel": "Allowance for loan loss",
        "documentation": "Amount of expense reversal of allowance for credit loss on financing receivable transferred to held-for-sale classification."
       }
      }
     },
     "auth_ref": [
      "r259",
      "r915"
     ]
    },
    "navi_FinancingReceivables31To60DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivables31To60DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are 31 to 60 days past due.",
        "label": "Financing Receivables31 To60 Days Past Due [Member]",
        "terseLabel": "Financing Receivables, 31 to 60 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivables61To90DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivables61To90DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are 61 to 90 days past due.",
        "label": "Financing Receivables61 To90 Days Past Due [Member]",
        "terseLabel": "Financing Receivables, 61 to 90 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivables90DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivables90DaysPastDueMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are 90 days past due.",
        "label": "Financing Receivables90 Days Past Due [Member]",
        "terseLabel": "Financing Receivables, 90 Days Past Due [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivablesCurrentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivablesCurrentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are current.",
        "label": "Financing Receivables Current [Member]",
        "terseLabel": "Financing Receivables, Current [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivablesDelinquentLoansInRepaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivablesDelinquentLoansInRepaymentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are delinquent.",
        "label": "Financing Receivables Delinquent Loans In Repayment [Member]",
        "terseLabel": "Financing Receivables, Delinquent Loans in Repayment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_FinancingReceivablesForbearanceLoansInRepaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivablesForbearanceLoansInRepaymentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are in forbearance.",
        "label": "Financing Receivables Forbearance Loans In Repayment [Member]",
        "terseLabel": "Financing Receivables, Forbearance, Loans In Repayment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoansModifiedAccountsForTdrDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down",
        "terseLabel": "Charge-offs",
        "verboseLabel": "Charge-offs (par)",
        "documentation": "Reflects the amount of the write-down related to a troubled debt restructuring."
       }
      }
     },
     "auth_ref": [
      "r60"
     ]
    },
    "navi_FinancingReceivablesLoansInRepaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FinancingReceivablesLoansInRepaymentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a portion of financing receivables that are loans in repayment.",
        "label": "Financing Receivables Loans In Repayment [Member]",
        "terseLabel": "Financing Receivables, Loans In Repayment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Aging [Axis]",
        "terseLabel": "Financial Asset, Aging",
        "documentation": "Information by period in which financial asset is past due or not past due."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r307",
      "r707",
      "r708",
      "r725",
      "r969"
     ]
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Aging [Domain]",
        "terseLabel": "Financial Asset, Aging",
        "documentation": "Period in which financial asset is past due or not past due. For past due, element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less than [high end numeric value] [date measure] Past Due [Member] formats."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r307",
      "r707",
      "r708",
      "r725",
      "r969"
     ]
    },
    "navi_FixedInterestRateDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FixedInterestRateDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Long-Term Fixed Rate Debt [Member]",
        "label": "Fixed Interest Rate Debt [Member]",
        "documentation": "Fixed interest rate debt."
       }
      }
     },
     "auth_ref": []
    },
    "navi_FloatingInterestRateDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "FloatingInterestRateDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Long-Term Floating Rate Debt [Member]",
        "label": "Floating Interest Rate Debt [Member]",
        "documentation": "Floating interest rate debt."
       }
      }
     },
     "auth_ref": []
    },
    "navi_ForProfitMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ForProfitMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For profit.",
        "label": "For Profit [Member]",
        "terseLabel": "For Profit [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ForbearanceMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ForbearanceMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Forbearance.",
        "label": "Forbearance [Member]",
        "terseLabel": "Forbearance [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ForeignCurrencyDollerDenominatedDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ForeignCurrencyDollerDenominatedDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-U.S. Doller Denominated Debt [Member]",
        "label": "Foreign Currency Doller Denominated Debt [Member]",
        "documentation": "Foreign currency Doller denominated debt."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ForeignCurrencyFairValueHedgeDerivativeAtFairValueNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ForeignCurrencyFairValueHedgeDerivativeAtFairValueNet",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net positive exposure on foreign currency swaps",
        "totalLabel": "Foreign Currency Fair Value Hedge Derivative at Fair Value, Net, Total",
        "label": "Foreign Currency Fair Value Hedge Derivative at Fair Value, Net",
        "documentation": "Fair value as of the balance sheet date of all derivatives designated as foreign currency fair value hedging instruments."
       }
      }
     },
     "auth_ref": [
      "r1387"
     ]
    },
    "ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Disqualification of Tax Benefits, Amount",
        "terseLabel": "Forgone Recovery due to Disqualification of Tax Benefits, Amount"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1120"
     ]
    },
    "ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ForgoneRecoveryDueToExpenseOfEnforcementAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Expense of Enforcement, Amount",
        "terseLabel": "Forgone Recovery due to Expense of Enforcement, Amount"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1120"
     ]
    },
    "ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ForgoneRecoveryDueToViolationOfHomeCountryLawAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Violation of Home Country Law, Amount",
        "terseLabel": "Forgone Recovery due to Violation of Home Country Law, Amount"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1120"
     ]
    },
    "ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ForgoneRecoveryExplanationOfImpracticabilityTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Explanation of Impracticability [Text Block]",
        "terseLabel": "Forgone Recovery, Explanation of Impracticability"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1120"
     ]
    },
    "ecd_ForgoneRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "ForgoneRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1120"
     ]
    },
    "ecd_FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member]",
        "terseLabel": "Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year"
       }
      }
     },
     "auth_ref": [
      "r1101"
     ]
    },
    "us-gaap_GainLossOnDerivativeInstrumentsNetPretax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "GainLossOnDerivativeInstrumentsNetPretax",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gain (Loss) on Derivative Instruments, Net, Pretax",
        "terseLabel": "Gains (losses) on derivative and hedging activities, net",
        "verboseLabel": "Mark-to-market gains (losses) recognized",
        "totalLabel": "Gain (Loss) on Derivative Instruments, Net, Pretax, Total",
        "documentation": "Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects."
       }
      }
     },
     "auth_ref": [
      "r1392"
     ]
    },
    "us-gaap_GainOrLossOnSaleOfStockInSubsidiary": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "GainOrLossOnSaleOfStockInSubsidiary",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 3.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "(Gain) on sale of subsidiary",
        "verboseLabel": "Gain on sale of subsidiaries, net",
        "terseLabel": "Gain (loss) on sale of subsidiaries, net",
        "label": "Gain on sale of subsidiary",
        "documentation": "Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries."
       }
      }
     },
     "auth_ref": [
      "r1198",
      "r1199",
      "r1247",
      "r1462"
     ]
    },
    "navi_GainsLossesRecognizedInNetIncomeOnDerivatives": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "GainsLossesRecognizedInNetIncomeOnDerivatives",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail": {
       "parentTag": "navi_NetFairValueHedgeIneffectivenessGainsLosses",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gains Losses Recognized In Net Income On Derivatives",
        "documentation": "Gains losses recognized in net income on derivatives.",
        "terseLabel": "Gains (losses) recognized in net income on derivatives"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_Goodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Goodwill",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodEndLabel": "Goodwill, Ending Balance",
        "periodStartLabel": "Goodwill, Beginning Balance",
        "label": "Goodwill",
        "totalLabel": "Goodwill, Total",
        "documentation": "Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized."
       }
      }
     },
     "auth_ref": [
      "r109",
      "r113",
      "r323",
      "r707",
      "r708",
      "r709",
      "r946",
      "r971",
      "r986",
      "r987",
      "r988",
      "r991",
      "r1014",
      "r1027",
      "r1317",
      "r1324",
      "r1386"
     ]
    },
    "navi_GoodwillAndAcquiredIntangibleAssetsImpairmentAndAmortizationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "GoodwillAndAcquiredIntangibleAssetsImpairmentAndAmortizationExpense",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": "navi_CoreEarningsAdjustmentsToGaap",
       "weight": -1.0,
       "order": 2.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Also includes the amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill And Acquired Intangible Assets Impairment And Amortization Expense",
        "terseLabel": "Goodwill and acquired intangible asset impairment and amortization expense",
        "verboseLabel": "Goodwill and acquired intangible asset impairment and amortization",
        "negatedLabel": "Goodwill and acquired intangible asset impairment and amortization"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "GoodwillAndIntangibleAssetsDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Intangible Asset, Goodwill and Other [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_GoodwillDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "GoodwillDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwill"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill",
        "label": "Goodwill [Text Block]",
        "documentation": "The entire disclosure for goodwill."
       }
      }
     },
     "auth_ref": [
      "r322",
      "r324",
      "r334",
      "r336",
      "r337",
      "r338",
      "r339",
      "r340",
      "r971"
     ]
    },
    "us-gaap_GoodwillLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "GoodwillLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Goodwill [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r324",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r333",
      "r335",
      "r971"
     ]
    },
    "navi_GovernmentServicesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "GovernmentServicesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Government services.",
        "label": "Government Services [Member]",
        "terseLabel": "Government Services [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_GrossIssuanceOfDebtDuringPeriod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "GrossIssuanceOfDebtDuringPeriod",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gross issunaces",
        "label": "Gross Issuance of Debt During Period",
        "documentation": "Gross issuance of debt during period."
       }
      }
     },
     "auth_ref": []
    },
    "navi_GrossPaydownsOfDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "GrossPaydownsOfDebt",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gross Paydowns of Debt",
        "documentation": "Gross paydowns of debt.",
        "terseLabel": "Gross paydowns"
       }
      }
     },
     "auth_ref": []
    },
    "navi_HealthcareServicesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "HealthcareServicesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Healthcare services.",
        "label": "Healthcare Services [Member]",
        "terseLabel": "Healthcare Services [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_HedgeAccountingAdjustmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "HedgeAccountingAdjustmentsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Hedge accounting adjustments.",
        "label": "Hedge Accounting Adjustments [Member]",
        "terseLabel": "Hedge Accounting Adjustments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)",
        "terseLabel": "Hedge Basis Adjustments",
        "documentation": "Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk. Excludes cumulative basis adjustment related to foreign exchange risk."
       }
      }
     },
     "auth_ref": [
      "r583"
     ]
    },
    "us-gaap_HedgingDesignationAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "HedgingDesignationAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hedging Designation [Axis]",
        "terseLabel": "Hedging Designation",
        "documentation": "Information by designation of purpose of derivative instrument."
       }
      }
     },
     "auth_ref": [
      "r1392",
      "r1407",
      "r1414"
     ]
    },
    "us-gaap_HedgingDesignationDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "HedgingDesignationDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hedging Designation",
        "label": "Hedging Designation [Domain]",
        "documentation": "Designation of purpose of derivative instrument."
       }
      }
     },
     "auth_ref": [
      "r1392",
      "r1407",
      "r1414"
     ]
    },
    "us-gaap_HedgingRelationshipDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "HedgingRelationshipDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hedging Relationship [Domain]",
        "terseLabel": "Hedging Relationship",
        "documentation": "Nature or intent of a hedge."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "totalLabel": "Income before income tax expense",
        "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r41",
      "r733",
      "r735",
      "r774",
      "r925",
      "r934",
      "r936",
      "r937",
      "r940",
      "r945",
      "r1264",
      "r1272",
      "r1278",
      "r1281",
      "r1282"
     ]
    },
    "us-gaap_IncomeStatementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeStatementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Net tax effect",
        "terseLabel": "Income tax expense",
        "label": "Net tax effect",
        "verboseLabel": "Income tax expense (benefit)",
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations."
       }
      }
     },
     "auth_ref": [
      "r65",
      "r66",
      "r178",
      "r201",
      "r202",
      "r221",
      "r238",
      "r252",
      "r513",
      "r514",
      "r523",
      "r782",
      "r925",
      "r934",
      "r936",
      "r937",
      "r985"
     ]
    },
    "us-gaap_IncomeTaxPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxPolicyTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income Taxes",
        "label": "Income Tax, Policy [Policy Text Block]",
        "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements."
       }
      }
     },
     "auth_ref": [
      "r158",
      "r511",
      "r512",
      "r515",
      "r516",
      "r517",
      "r520",
      "r812"
     ]
    },
    "us-gaap_IncomeTaxesPaid": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxesPaid",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Paid, before Refund Received",
        "terseLabel": "Income taxes paid",
        "documentation": "Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax."
       }
      }
     },
     "auth_ref": [
      "r32",
      "r1249",
      "r1382",
      "r1383"
     ]
    },
    "us-gaap_IncomeTaxesPaidNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxesPaidNet",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfCashFlowsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Paid, after Refund Received",
        "terseLabel": "Income taxes paid",
        "totalLabel": "Income Taxes Paid, Net, Total",
        "verboseLabel": "Income taxes paid for transferable credits purchases",
        "documentation": "Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax."
       }
      }
     },
     "auth_ref": [
      "r47",
      "r174",
      "r518",
      "r519"
     ]
    },
    "us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInAccruedInterestReceivableNet",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in accrued interest receivable",
        "label": "Increase (Decrease) in Accrued Interest Receivable, Net",
        "negatedLabel": "Decrease in accrued interest receivable",
        "documentation": "The increase (decrease) during the reporting period in the amount due from borrowers for interest payments."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "us-gaap_IncreaseDecreaseInInterestPayableNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInInterestPayableNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Interest Payable, Net",
        "terseLabel": "Increase (decrease) in accrued interest payable",
        "documentation": "The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInOtherOperatingAssets",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Other Operating Assets",
        "totalLabel": "Increase (Decrease) in Other Operating Assets, Total",
        "negatedLabel": "Decrease (increase) in other assets",
        "documentation": "Amount of increase (decrease) in operating assets classified as other."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInOtherOperatingLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Other Operating Liabilities",
        "totalLabel": "Increase (Decrease) in Other Operating Liabilities, Total",
        "terseLabel": "(Decrease) in other liabilities",
        "documentation": "Amount of increase (decrease) in operating liabilities classified as other."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dilutive effect of restricted stock, restricted stock units, performance stock units, and Employee Stock Purchase Plan (\"ESPP\")",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements",
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method."
       }
      }
     },
     "auth_ref": [
      "r208",
      "r209",
      "r210",
      "r215",
      "r482"
     ]
    },
    "ecd_IndividualAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "IndividualAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Individual [Axis]",
        "terseLabel": "Individual:"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1112",
      "r1120",
      "r1124",
      "r1132"
     ]
    },
    "us-gaap_InformationTechnologyAndDataProcessing": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InformationTechnologyAndDataProcessing",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Information Technology and Data Processing",
        "terseLabel": "Information technology expenses",
        "documentation": "The amount of expenses incurred in the period for information technology and data processing products and services."
       }
      }
     },
     "auth_ref": [
      "r27",
      "r936"
     ]
    },
    "ecd_InsiderTradingArrLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "InsiderTradingArrLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Arrangements [Line Items]",
        "terseLabel": "Insider Trading Arrangements:"
       }
      }
     },
     "auth_ref": [
      "r1130"
     ]
    },
    "ecd_InsiderTradingPoliciesProcLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "InsiderTradingPoliciesProcLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures [Line Items]",
        "terseLabel": "Insider Trading Policies and Procedures:"
       }
      }
     },
     "auth_ref": [
      "r1060",
      "r1136"
     ]
    },
    "ecd_InsiderTrdPoliciesProcAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "InsiderTrdPoliciesProcAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Adopted [Flag]",
        "terseLabel": "Insider Trading Policies and Procedures Adopted"
       }
      }
     },
     "auth_ref": [
      "r1060",
      "r1136"
     ]
    },
    "ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "InsiderTrdPoliciesProcNotAdoptedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Not Adopted [Text Block]",
        "terseLabel": "Insider Trading Policies and Procedures Not Adopted"
       }
      }
     },
     "auth_ref": [
      "r1060",
      "r1136"
     ]
    },
    "us-gaap_IntangibleAssetsNetIncludingGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IntangibleAssetsNetIncludingGoodwill",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intangible Asset, Including Goodwill, after Accumulated Amortization",
        "terseLabel": "Goodwill and acquired intangible assets, net",
        "totalLabel": "Intangible Assets, Net (Including Goodwill), Total",
        "verboseLabel": "Goodwill and acquired intangible assets",
        "documentation": "Amount, after accumulated amortization, of finite- and indefinite-lived intangible assets, goodwill, and capitalized cost for software to be sold, leased, or marketed."
       }
      }
     },
     "auth_ref": [
      "r1315"
     ]
    },
    "us-gaap_InterestAndDividendIncomeOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestAndDividendIncomeOperating",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest and Dividend Income, Operating",
        "totalLabel": "Total interest income",
        "documentation": "Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein."
       }
      }
     },
     "auth_ref": [
      "r37",
      "r42",
      "r44",
      "r45",
      "r46",
      "r936",
      "r1520"
     ]
    },
    "us-gaap_InterestExpenseOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestExpenseOperating",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": -1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total interest expense",
        "totalLabel": "Interest Expense, Operating, Total",
        "label": "Interest Expense, Operating",
        "documentation": "Amount of interest expense classified as operating."
       }
      }
     },
     "auth_ref": [
      "r234",
      "r732",
      "r936",
      "r1196"
     ]
    },
    "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": "navi_CoreEarningsAdjustmentsToGaap",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net interest income (loss) after provisions for loan losses",
        "label": "Interest Income (Expense), after Provision for Loan Loss",
        "terseLabel": "Net interest income (loss) after provisions for loan losses",
        "documentation": "Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses."
       }
      }
     },
     "auth_ref": [
      "r38",
      "r936"
     ]
    },
    "us-gaap_InterestIncomeExpenseNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestIncomeExpenseNet",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Income (Expense), Operating",
        "totalLabel": "Net interest income (loss)",
        "documentation": "Amount of interest income (expense) classified as operating."
       }
      }
     },
     "auth_ref": [
      "r727",
      "r936",
      "r1272"
     ]
    },
    "us-gaap_InterestIncomeExpenseNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestIncomeExpenseNetAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Income (Expense), Operating [Abstract]",
        "terseLabel": "Interest income:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InterestIncomeOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestIncomeOperating",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Total interest income",
        "terseLabel": "Interest income",
        "label": "Interest Income, Operating",
        "totalLabel": "Interest Income, Operating, Total",
        "documentation": "Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities."
       }
      }
     },
     "auth_ref": [
      "r233",
      "r737",
      "r738",
      "r873",
      "r905",
      "r906",
      "r945",
      "r1052",
      "r1053",
      "r1195",
      "r1519"
     ]
    },
    "navi_InterestIncomeOperatingOnEducationLoans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "InterestIncomeOperatingOnEducationLoans",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total interest income",
        "label": "Interest Income Operating on Education Loans",
        "documentation": "Interest income operating on education loans."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InterestPaidNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestPaidNet",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Paid, Excluding Capitalized Interest, Operating Activity",
        "terseLabel": "Interest paid",
        "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount."
       }
      }
     },
     "auth_ref": [
      "r168",
      "r170",
      "r173"
     ]
    },
    "us-gaap_InterestRateFloorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestRateFloorMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Floor Income Contracts [Member]",
        "label": "Interest Rate Floor [Member]",
        "documentation": "Contracts in which the floor writer, in return for a premium, agrees to limit the risk associated with a decline in interest rates based on a notional amount. If rates fall below an agreed rate, the floor holder will receive cash payments from the floor writer equal to the difference between the market rate and an agreed rate multiplied by the notional principal amount."
       }
      }
     },
     "auth_ref": [
      "r1391",
      "r1392",
      "r1393",
      "r1395",
      "r1396",
      "r1397",
      "r1398",
      "r1400",
      "r1401",
      "r1402",
      "r1403",
      "r1404",
      "r1405",
      "r1406",
      "r1407",
      "r1412"
     ]
    },
    "navi_InterestRateReductionAndExtendedMaturityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "InterestRateReductionAndExtendedMaturityMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest Rate reduction and extended maturity.",
        "label": "Interest Rate Reduction and Extended Maturity [Member]",
        "terseLabel": "Combination Rate Reduction and Term Extension [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InterestRateSwapMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestRateSwapMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Rate Swap [Member]",
        "terseLabel": "Interest Rate Swaps [Member]",
        "documentation": "Forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period."
       }
      }
     },
     "auth_ref": [
      "r1008",
      "r1049",
      "r1050",
      "r1391",
      "r1392",
      "r1393",
      "r1395",
      "r1396",
      "r1397",
      "r1398",
      "r1400",
      "r1401",
      "r1402",
      "r1403",
      "r1404",
      "r1405",
      "r1406",
      "r1407",
      "r1412"
     ]
    },
    "us-gaap_InterestReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestReceivable",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Receivable",
        "verboseLabel": "Accrued interest receivable",
        "documentation": "Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable."
       }
      }
     },
     "auth_ref": [
      "r1166",
      "r1176",
      "r1518"
     ]
    },
    "us-gaap_InterestReceivableAndOtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestReceivableAndOtherAssets",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 2.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 7.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Receivable and Other Assets",
        "terseLabel": "Other assets",
        "totalLabel": "Total",
        "verboseLabel": "Other",
        "documentation": "Amount of interest receivable and assets classified as other."
       }
      }
     },
     "auth_ref": [
      "r1180"
     ]
    },
    "navi_InterestReceivableAndPayableAndOtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "InterestReceivableAndPayableAndOtherAssets",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": "us-gaap_AssetsNet",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest receivable and payable and other assets.",
        "label": "Interest Receivable And Payable And Other Assets",
        "terseLabel": "Other assets, net",
        "verboseLabel": "Other assets"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InternalCreditAssessmentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InternalCreditAssessmentAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Internal Credit Assessment [Axis]",
        "terseLabel": "Internal Credit Assessment",
        "documentation": "Information by entity-defined rating."
       }
      }
     },
     "auth_ref": [
      "r51",
      "r52",
      "r53",
      "r967",
      "r968",
      "r1312",
      "r1313",
      "r1314"
     ]
    },
    "us-gaap_InternalCreditAssessmentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InternalCreditAssessmentDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Internal Credit Assessment [Domain]",
        "terseLabel": "Internal Credit Assessment",
        "documentation": "Entity defined credit risk rating."
       }
      }
     },
     "auth_ref": [
      "r967",
      "r1312",
      "r1313",
      "r1314"
     ]
    },
    "us-gaap_Investments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Investments",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments",
        "totalLabel": "Total investments",
        "terseLabel": "Investments",
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all investments."
       }
      }
     },
     "auth_ref": [
      "r762",
      "r763",
      "r1037",
      "r1038",
      "r1039",
      "r1041"
     ]
    },
    "us-gaap_InvestmentsAndCash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentsAndCash",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "navi_EarningAssets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Investments and Cash, Total",
        "label": "Investments and Cash",
        "terseLabel": "Cash and investments",
        "documentation": "Sum of investments and unrestricted cash as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r1464",
      "r1468"
     ]
    },
    "navi_JohnKaneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "JohnKaneMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "John Kane [Member]",
        "documentation": "John Kane [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LaborAndRelatedExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LaborAndRelatedExpense",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Labor and Related Expense",
        "terseLabel": "Salaries and benefits",
        "documentation": "Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit."
       }
      }
     },
     "auth_ref": [
      "r729",
      "r936",
      "r1197"
     ]
    },
    "us-gaap_Liabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Liabilities",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities",
        "totalLabel": "Total liabilities",
        "documentation": "Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others."
       }
      }
     },
     "auth_ref": [
      "r102",
      "r103",
      "r178",
      "r181",
      "r182",
      "r295",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r373",
      "r374",
      "r448",
      "r536",
      "r540",
      "r541",
      "r649",
      "r849",
      "r939",
      "r977",
      "r1055",
      "r1180",
      "r1338",
      "r1448",
      "r1449"
     ]
    },
    "us-gaap_LiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilitiesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities [Abstract]",
        "terseLabel": "Liabilities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilitiesAndStockholdersEquity",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity",
        "totalLabel": "Total liabilities and equity",
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any."
       }
      }
     },
     "auth_ref": [
      "r139",
      "r707",
      "r708",
      "r721",
      "r772",
      "r1027",
      "r1037",
      "r1038",
      "r1251",
      "r1256",
      "r1299",
      "r1445"
     ]
    },
    "us-gaap_LiabilitiesFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilitiesFairValueDisclosure",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsValuationOfFinancialInstrumentsThatAreMarkedToMarketOnRecurringBasisDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Fair Value Disclosure",
        "negatedLabel": "Total",
        "totalLabel": "Liabilities, Fair Value Disclosure, Total",
        "negatedTotalLabel": "Total",
        "documentation": "Fair value of financial and nonfinancial obligations."
       }
      }
     },
     "auth_ref": [
      "r625",
      "r1425"
     ]
    },
    "us-gaap_LoanRestructuringModificationAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoanRestructuringModificationAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loan Restructuring Modification [Axis]",
        "terseLabel": "Loan Restructuring Modification",
        "documentation": "Information by concessions made to the terms of loan contracts."
       }
      }
     },
     "auth_ref": [
      "r261",
      "r262",
      "r264",
      "r950"
     ]
    },
    "us-gaap_LoanRestructuringModificationDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoanRestructuringModificationDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loan Restructuring Modification [Domain]",
        "terseLabel": "Loan Restructuring Modification",
        "documentation": "Concessions made to the terms of loan contracts, including but not limited to, interest rate reductions, maturity extensions, principal forgiveness, and payment deferral."
       }
      }
     },
     "auth_ref": [
      "r261",
      "r262",
      "r264",
      "r950"
     ]
    },
    "navi_LoanStatusCurrentOrNinetyDaysOrLessDelinquentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoanStatusCurrentOrNinetyDaysOrLessDelinquentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan status current or Ninety Days or less delinquent.",
        "label": "Loan Status Current Or Ninety Days Or Less Delinquent [Member]",
        "terseLabel": "Current/90 Days or Less Delinquent [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoanStatusGreaterThanNinetyDaysDelinquentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoanStatusGreaterThanNinetyDaysDelinquentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan status greater than Ninety Days delinquent",
        "label": "Loan Status Greater Than Ninety Days Delinquent [Member]",
        "terseLabel": "Greater than 90 days Delinquent [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoanStatusMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoanStatusMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan status.",
        "label": "Loan Status [Member]",
        "terseLabel": "Loan Status [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoansAndLeasesReceivableGrossCarryingAmountPercent": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansAndLeasesReceivableGrossCarryingAmountPercent",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans and leases receivable gross carrying amount percent.",
        "label": "Loans And Leases Receivable Gross Carrying Amount Percent",
        "verboseLabel": "Total Private Education Loan Credit Quality Indicators, Excluding Refinance Loans, Percent"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoansClassifiedAsHeldForSaleMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansClassifiedAsHeldForSaleMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Classified as Held for sale [Member]",
        "documentation": "Loans classified as held for sale.",
        "terseLabel": "Loans Classified as Held for Sale [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LoansHeldForSaleFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoansHeldForSaleFairValueDisclosure",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Loans held for sale",
        "label": "Loan, Held-for-Sale, Fair Value Disclosure",
        "documentation": "Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables."
       }
      }
     },
     "auth_ref": [
      "r624",
      "r625",
      "r642",
      "r644",
      "r645",
      "r647",
      "r1427",
      "r1428",
      "r1429"
     ]
    },
    "navi_LoansInRepaymentAndPercentageOfEachStatusAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansInRepaymentAndPercentageOfEachStatusAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans In Repayment And Percentage Of Each Status [Abstract]",
        "label": "Loans In Repayment And Percentage Of Each Status [Abstract]",
        "terseLabel": "Loans in repayment and percentage of each status:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Insured or Guaranteed by Government Authorities [Axis]",
        "terseLabel": "Loans Insured or Guaranteed by Government Authorities",
        "documentation": "Information by US and non-US government sponsored enterprise, authority, agency and program guarantees for government insured loans."
       }
      }
     },
     "auth_ref": [
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306",
      "r1312",
      "r1313",
      "r1314"
     ]
    },
    "us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Insured or Guaranteed by Government Authorities [Domain]",
        "terseLabel": "Loans Insured or Guaranteed by Government Authorities",
        "documentation": "Guarantee by US and non-US government sponsored enterprises, authorities, agencies and programs for government insured loans."
       }
      }
     },
     "auth_ref": [
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306",
      "r1312",
      "r1313",
      "r1314"
     ]
    },
    "navi_LoansReceivableAndInvestmentsFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansReceivableAndInvestmentsFairValueDisclosure",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans receivable and investments fair value disclosure.",
        "label": "Loans Receivable And Investments Fair Value Disclosure",
        "terseLabel": "Total earning assets, Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LoansReceivableFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoansReceivableFairValueDisclosure",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Receivable, Fair Value Disclosure",
        "terseLabel": "Loans receivable, Fair Value",
        "documentation": "Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts."
       }
      }
     },
     "auth_ref": [
      "r1024",
      "r1025",
      "r1440",
      "r1441",
      "r1442",
      "r1444"
     ]
    },
    "navi_LoansReceivableForPreviouslyFullyChargedOffLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansReceivableForPreviouslyFullyChargedOffLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans receivable for previously fully charged off loans.",
        "label": "Loans Receivable For Previously Fully Charged Off Loans [Member]",
        "terseLabel": "Loans Receivable For Previously Fully Charged Off Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LoansReceivableHeldForSaleAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LoansReceivableHeldForSaleAmount",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Held-for-Sale",
        "terseLabel": "Held for sale loan amount",
        "verboseLabel": "Loans held for sale",
        "documentation": "Amount, before valuation allowance, of financing receivable classified as held-for-sale."
       }
      }
     },
     "auth_ref": [
      "r914",
      "r1284"
     ]
    },
    "navi_LoansReceivableWeightedAveragePeriodAddedToRemainingLifeOfLoan": {
     "xbrltype": "durationItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansReceivableWeightedAveragePeriodAddedToRemainingLifeOfLoan",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans receivable, weighted average period added to remaining life of loan.",
        "label": "Loans Receivable, Weighted Average Period Added to Remaining Life of Loan",
        "terseLabel": "Loans receivable, weighted average period added to remaining life of loan"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoansReceivableWeightedAverageRateOfInterest": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansReceivableWeightedAverageRateOfInterest",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans receivable, weighted average rate of interest.",
        "label": "Loans Receivable, Weighted Average Rate of Interest",
        "terseLabel": "Loans receivable, weighted average rate of interest"
       }
      }
     },
     "auth_ref": []
    },
    "navi_LoansReceivableWeightedAverageRateOfInterestAfterReduction": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "LoansReceivableWeightedAverageRateOfInterestAfterReduction",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Receivable, Weighted Average Rate of Interest After Reduction",
        "documentation": "Loans receivable, weighted average rate of interest after reduction",
        "terseLabel": "Loans receivable, weighted average rate of interest after reduction"
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Local Phone Number",
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongTermDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LongTermDebt",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": "us-gaap_AssetsNet",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Long-term debt",
        "totalLabel": "Long-Term Debt, Total",
        "label": "Long-term borrowings, Carrying Value",
        "terseLabel": "Long-term borrowings",
        "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation."
       }
      }
     },
     "auth_ref": [
      "r179",
      "r186",
      "r388",
      "r402",
      "r707",
      "r708",
      "r715",
      "r736",
      "r973",
      "r974",
      "r1026",
      "r1168",
      "r1172",
      "r1466"
     ]
    },
    "us-gaap_LongTermDebtFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LongTermDebtFairValue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "us-gaap_FinancialLiabilitiesFairValueDisclosure",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt, Fair Value",
        "terseLabel": "Long-term borrowings, Fair Value",
        "documentation": "The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission."
       }
      }
     },
     "auth_ref": [
      "r1024",
      "r1025",
      "r1425",
      "r1427",
      "r1428",
      "r1429",
      "r1440",
      "r1441",
      "r1442",
      "r1444"
     ]
    },
    "us-gaap_LongTermDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LongTermDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt [Member]",
        "terseLabel": "Long-term borrowings [Member]",
        "documentation": "Debt arrangement having an initial term longer than one year or beyond the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r1430",
      "r1431",
      "r1432",
      "r1433",
      "r1434",
      "r1435"
     ]
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LongtermDebtTypeAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt, Type [Axis]",
        "terseLabel": "Long-Term Debt, Type",
        "documentation": "Information by type of long-term debt."
       }
      }
     },
     "auth_ref": [
      "r111",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r707",
      "r708",
      "r715",
      "r1329",
      "r1330",
      "r1331"
     ]
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LongtermDebtTypeDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt, Type [Domain]",
        "terseLabel": "Long-Term Debt, Type",
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer."
       }
      }
     },
     "auth_ref": [
      "r12",
      "r111",
      "r118",
      "r119",
      "r120",
      "r121",
      "r122",
      "r707",
      "r708",
      "r715",
      "r1329",
      "r1330",
      "r1331"
     ]
    },
    "navi_MarkHeleenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "MarkHeleenMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mark Heleen [Member]",
        "documentation": "Mark Heleen [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_MarkToMarketGainLossOnDerivativeAndHedgingActivitiesNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "MarkToMarketGainLossOnDerivativeAndHedgingActivitiesNet",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mark To Market Gain Loss On Derivative And Hedging Activities Net",
        "documentation": "Mark-to-market gain (loss) on derivative and hedging activities net.",
        "negatedLabel": "Mark-to-market (gains) losses on derivative and hedging activities, net"
       }
      }
     },
     "auth_ref": []
    },
    "navi_MarkToMarketGainOrLossOverLifeOfContract": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "MarkToMarketGainOrLossOverLifeOfContract",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Mark-to-market gain or loss over life of contract.",
        "label": "Mark To Market Gain Or Loss Over Life Of Contract",
        "terseLabel": "Amount that will be equal to mark-to-market gain or loss over the life of the contract"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_MeasureAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "MeasureAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure [Axis]",
        "terseLabel": "Measure:"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "ecd_MeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "MeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "us-gaap_MeasurementInputConstantPrepaymentRateMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MeasurementInputConstantPrepaymentRateMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Input, Constant Prepayment Rate [Member]",
        "terseLabel": "Constant Prepayment Rate [Member]",
        "documentation": "Measurement input using principal prepayment as proportion of outstanding loan principal at constant rate."
       }
      }
     },
     "auth_ref": [
      "r1017",
      "r1427",
      "r1428",
      "r1429"
     ]
    },
    "us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MeasurementInputDiscountForLackOfMarketabilityMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Input, Discount for Lack of Marketability [Member]",
        "terseLabel": "Bid/ask adjustment to discount rate [Member]",
        "documentation": "Measurement input using amount by which value of business ownership interest is reduced to reflect lack of ability to convert business interest into cash quickly."
       }
      }
     },
     "auth_ref": [
      "r1017",
      "r1427",
      "r1428",
      "r1429"
     ]
    },
    "us-gaap_MeasurementInputTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MeasurementInputTypeAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Measurement Input Type",
        "label": "Measurement Input Type [Axis]",
        "documentation": "Information by type of measurement input used to determine value of asset and liability."
       }
      }
     },
     "auth_ref": [
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r626",
      "r627",
      "r628",
      "r986",
      "r989",
      "r990",
      "r1017",
      "r1454"
     ]
    },
    "us-gaap_MeasurementInputTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MeasurementInputTypeDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Input Type [Domain]",
        "terseLabel": "Measurement Input Type",
        "documentation": "Measurement input used to determine value of asset and liability."
       }
      }
     },
     "auth_ref": [
      "r626",
      "r627",
      "r628",
      "r986",
      "r989",
      "r990",
      "r1017",
      "r1454"
     ]
    },
    "ecd_MnpiDiscTimedForCompValFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "MnpiDiscTimedForCompValFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "MNPI Disclosure Timed for Compensation Value [Flag]",
        "terseLabel": "MNPI Disclosure Timed for Compensation Value"
       }
      }
     },
     "auth_ref": [
      "r1123"
     ]
    },
    "navi_ModifiedLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ModifiedLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Modified loans.",
        "label": "Modified Loans [Member]",
        "terseLabel": "Modified [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_MtrlTermsOfTrdArrTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "MtrlTermsOfTrdArrTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Terms of Trading Arrangement [Text Block]",
        "terseLabel": "Material Terms of Trading Arrangement"
       }
      }
     },
     "auth_ref": [
      "r1131"
     ]
    },
    "ecd_NamedExecutiveOfficersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NamedExecutiveOfficersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Named Executive Officers, Footnote [Text Block]",
        "terseLabel": "Named Executive Officers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Financing Activity, Including Discontinued Operation",
        "totalLabel": "Net cash used in financing activities",
        "documentation": "Amount of cash inflow (outflow) from financing activity, including, but not limited to, discontinued operation. Financing activity includes, but is not limited to, obtaining resource from owner and providing return on, and return of, their investment; borrowing money and repaying amount borrowed, or settling obligation; and obtaining and paying for other resource obtained from creditor on long-term credit."
       }
      }
     },
     "auth_ref": [
      "r169"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]",
        "terseLabel": "Cash flows from financing activities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Investing Activity, Including Discontinued Operation",
        "totalLabel": "Net cash provided by investing activities",
        "documentation": "Amount of cash inflow (outflow) from investing activity, including, but not limited to, discontinued operation. Investing activity includes, but is not limited to, making and collecting loan, acquiring and disposing of debt and equity instruments, property, plant, and equipment, and other productive assets."
       }
      }
     },
     "auth_ref": [
      "r169"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]",
        "terseLabel": "Cash flows from investing activities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Operating Activity, Including Discontinued Operation",
        "totalLabel": "Net cash provided by operating activities",
        "documentation": "Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity."
       }
      }
     },
     "auth_ref": [
      "r30",
      "r31",
      "r33"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]",
        "terseLabel": "Cash flows from operating activities"
       }
      }
     },
     "auth_ref": []
    },
    "navi_NetChargeOffsAsPercentageOfAverageLoansInRepayment": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NetChargeOffsAsPercentageOfAverageLoansInRepayment",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net charge offs as percentage of average loans in repayment.",
        "label": "Net Charge Offs As Percentage Of Average Loans In Repayment",
        "totalLabel": "Net charge-offs as a percentage of average loans in repayment (annualized)",
        "terseLabel": "Net charge-offs as a percentage of average loans in repayment"
       }
      }
     },
     "auth_ref": []
    },
    "navi_NetFairValueHedgeIneffectivenessGainsLosses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NetFairValueHedgeIneffectivenessGainsLosses",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Fair Value Hedge Ineffectiveness Gains Losses",
        "documentation": "Net fair value hedge ineffectiveness gains losses.",
        "terseLabel": "Net fair value hedge ineffectiveness gains (losses)",
        "totalLabel": "Net fair value hedge ineffectiveness gains (losses)"
       }
      }
     },
     "auth_ref": []
    },
    "navi_NetImpactOfDerivativeAccountingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NetImpactOfDerivativeAccountingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net Impact of Derivative Accounting [Member]",
        "documentation": "Net impact of derivative accounting.",
        "label": "Net Impact Of Derivative Accounting [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited2": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss)",
        "terseLabel": "Net Income (Loss)",
        "negatedTotalLabel": "Net income (loss)",
        "totalLabel": "Net income",
        "verboseLabel": "Net income (loss)",
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent."
       }
      }
     },
     "auth_ref": [
      "r25",
      "r33",
      "r43",
      "r97",
      "r102",
      "r103",
      "r153",
      "r156",
      "r161",
      "r178",
      "r181",
      "r182",
      "r183",
      "r190",
      "r194",
      "r195",
      "r196",
      "r197",
      "r198",
      "r201",
      "r202",
      "r212",
      "r295",
      "r343",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r373",
      "r374",
      "r404",
      "r407",
      "r410",
      "r415",
      "r448",
      "r467",
      "r510",
      "r527",
      "r532",
      "r621",
      "r649",
      "r776",
      "r871",
      "r889",
      "r890",
      "r934",
      "r936",
      "r937",
      "r1053",
      "r1338"
     ]
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasicAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Basic [Abstract]",
        "terseLabel": "Numerator:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New Accounting Pronouncements, Policy [Policy Text Block]",
        "terseLabel": "Recently Issued Accounting Pronouncements",
        "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact."
       }
      }
     },
     "auth_ref": [
      "r203"
     ]
    },
    "dei_NoTradingSymbolFlag": {
     "xbrltype": "trueItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "NoTradingSymbolFlag",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "No Trading Symbol Flag",
        "terseLabel": "No Trading Symbol Flag",
        "documentation": "Boolean flag that is true only for a security having no trading symbol."
       }
      }
     },
     "auth_ref": []
    },
    "navi_NonCosignerLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NonCosignerLoanMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Non cosigner loan.",
        "label": "Non Cosigner Loan [Member]",
        "terseLabel": "Without Cosigner [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_NonGaapMeasureDescriptionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonGaapMeasureDescriptionTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-GAAP Measure Description [Text Block]",
        "terseLabel": "Non-GAAP Measure Description"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "navi_NonModifiedLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NonModifiedLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Non-modified loans.",
        "label": "Non-modified Loans [Member]",
        "terseLabel": "Non-Modified [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_NonNeosMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonNeosMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-NEOs [Member]",
        "terseLabel": "Non-NEOs"
       }
      }
     },
     "auth_ref": [
      "r1068",
      "r1078",
      "r1088",
      "r1112",
      "r1120"
     ]
    },
    "ecd_NonPeoNeoAvgCompActuallyPaidAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonPeoNeoAvgCompActuallyPaidAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Compensation Actually Paid Amount",
        "terseLabel": "Non-PEO NEO Average Compensation Actually Paid Amount"
       }
      }
     },
     "auth_ref": [
      "r1095"
     ]
    },
    "ecd_NonPeoNeoAvgTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonPeoNeoAvgTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Total Compensation Amount",
        "terseLabel": "Non-PEO NEO Average Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1094"
     ]
    },
    "ecd_NonPeoNeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonPeoNeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO [Member]",
        "terseLabel": "Non-PEO NEO"
       }
      }
     },
     "auth_ref": [
      "r1112"
     ]
    },
    "ecd_NonRule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonRule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r1131"
     ]
    },
    "ecd_NonRule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "NonRule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r1131"
     ]
    },
    "us-gaap_NondesignatedMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NondesignatedMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsDerivativeNotionalValuesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnBalanceSheetDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Not Designated as Hedging Instrument [Member]",
        "terseLabel": "Trading [Member]",
        "documentation": "Derivative instrument not designated as hedging instrument under Generally Accepted Accounting Principles (GAAP)."
       }
      }
     },
     "auth_ref": [
      "r1414"
     ]
    },
    "us-gaap_NoninterestExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NoninterestExpense",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0,
       "order": 2.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Expense",
        "totalLabel": "Total expenses",
        "documentation": "Total aggregate amount of all noninterest expense."
       }
      }
     },
     "auth_ref": [
      "r40",
      "r936"
     ]
    },
    "us-gaap_NoninterestExpenseAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NoninterestExpenseAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Expense [Abstract]",
        "terseLabel": "Expenses:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NoninterestIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NoninterestIncome",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Income",
        "terseLabel": "Total other income (loss)",
        "totalLabel": "Total other income (loss)",
        "documentation": "The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified."
       }
      }
     },
     "auth_ref": [
      "r39",
      "r936"
     ]
    },
    "us-gaap_NoninterestIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NoninterestIncomeAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Income [Abstract]",
        "terseLabel": "Other income (loss):"
       }
      }
     },
     "auth_ref": []
    },
    "navi_NoninterestIncomeExpensesOtherOperatingIncomeExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NoninterestIncomeExpensesOtherOperatingIncomeExpenses",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other income",
        "label": "Noninterest Income Expenses Other Operating Income Expenses",
        "documentation": "Noninterest Income Expenses Other Operating Income Expenses"
       }
      }
     },
     "auth_ref": []
    },
    "navi_NotForProfitMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NotForProfitMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Not for profit.",
        "label": "Not For Profit [Member]",
        "terseLabel": "Not For Profit [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NotesReceivableGross": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NotesReceivableGross",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail2": {
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail": {
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total loans, gross",
        "label": "Financing Receivable, before Allowance for Credit Loss",
        "totalLabel": "Total Loans, gross",
        "verboseLabel": "Ending total loans",
        "periodEndLabel": "Financing Receivable, before Allowance for Credit Loss, Ending Balance",
        "periodStartLabel": "Financing Receivable, before Allowance for Credit Loss, Beginning Balance",
        "documentation": "Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r52",
      "r58",
      "r70",
      "r71",
      "r108",
      "r134",
      "r258",
      "r260",
      "r307",
      "r315",
      "r640",
      "r707",
      "r708",
      "r724",
      "r914",
      "r968",
      "r969",
      "r1153",
      "r1300"
     ]
    },
    "navi_NotesReceivableGrossPercentageOfBalance": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "NotesReceivableGrossPercentageOfBalance",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Notes Receivable Gross Percentage Of Balance",
        "documentation": "Notes receivable gross percentage of balance.",
        "terseLabel": "Total Private Education Loan Credit Quality Indicators by Origination Year, Percent"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NotesReceivableNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NotesReceivableNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": "us-gaap_AssetsNet",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "navi_EarningAssets",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail2": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Loans",
        "totalLabel": "Loans, net",
        "label": "Loans, Carrying Value",
        "terseLabel": "Loans, net",
        "documentation": "Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease."
       }
      }
     },
     "auth_ref": [
      "r315",
      "r859",
      "r1284",
      "r1451",
      "r1456",
      "r1457",
      "r1461",
      "r1469"
     ]
    },
    "us-gaap_NumberOfOperatingSegments": {
     "xbrltype": "integerItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NumberOfOperatingSegments",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number of Operating Segments",
        "terseLabel": "Number of reportable operating segments",
        "documentation": "Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues."
       }
      }
     },
     "auth_ref": [
      "r946",
      "r1271"
     ]
    },
    "us-gaap_NumberOfReportableSegments": {
     "xbrltype": "integerItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NumberOfReportableSegments",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number of Reportable Segments",
        "terseLabel": "Number of reportable segments",
        "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements."
       }
      }
     },
     "auth_ref": [
      "r941",
      "r949",
      "r1271"
     ]
    },
    "us-gaap_OffsettingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OffsettingAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Offsetting [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OffsettingAssetsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OffsettingAssetsTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Offsetting Assets [Table Text Block]",
        "terseLabel": "Derivative Positions Net of Collateral",
        "documentation": "Tabular disclosure of derivative and other financial assets that are subject to offsetting, including master netting arrangements."
       }
      }
     },
     "auth_ref": [
      "r141",
      "r147",
      "r599",
      "r687",
      "r930",
      "r931",
      "r932",
      "r1188"
     ]
    },
    "navi_OpenMarketShareRepurchasesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "OpenMarketShareRepurchasesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Open market share repurchases.",
        "label": "Open Market Share Repurchases [Member]",
        "terseLabel": "Open Market Repurchases [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OperatingExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingExpenses",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Expenses",
        "totalLabel": "Total operating expenses",
        "terseLabel": "Operating expenses",
        "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense."
       }
      }
     },
     "auth_ref": [
      "r937",
      "r1163",
      "r1164",
      "r1299"
     ]
    },
    "us-gaap_OperatingSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingSegmentsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Segments [Member]",
        "terseLabel": "Operating Segments [Member]",
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity."
       }
      }
     },
     "auth_ref": [
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r253",
      "r945",
      "r946"
     ]
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherAssetsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherAssetsDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Assets Disclosure [Text Block]",
        "terseLabel": "Other Assets",
        "documentation": "The entire disclosure for other assets. This disclosure includes other current assets and other noncurrent assets."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherAssetsMiscellaneous": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherAssetsMiscellaneous",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Assets, Miscellaneous",
        "terseLabel": "Other",
        "totalLabel": "Other Assets, Miscellaneous, Total",
        "documentation": "Amount of other miscellaneous assets."
       }
      }
     },
     "auth_ref": []
    },
    "navi_OtherBorrowingsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "OtherBorrowingsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other borrowings.",
        "label": "Other Borrowings [Member]",
        "terseLabel": "Other [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax",
        "totalLabel": "Net changes in cash flow hedges, net of tax",
        "terseLabel": "Net changes in cash flow hedges, net of tax",
        "documentation": "Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness."
       }
      }
     },
     "auth_ref": [
      "r150",
      "r151",
      "r777"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail": {
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax",
        "terseLabel": "Total gains (losses) on cash flow hedges",
        "documentation": "Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness."
       }
      }
     },
     "auth_ref": [
      "r150",
      "r151"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail": {
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax",
        "negatedLabel": "Reclassification adjustments for derivative (gains) losses included in net income (interest expense)",
        "documentation": "Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness."
       }
      }
     },
     "auth_ref": [
      "r151",
      "r152"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited2": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other comprehensive income (loss), net of tax",
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent",
        "totalLabel": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent, Total",
        "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity."
       }
      }
     },
     "auth_ref": [
      "r2",
      "r5",
      "r36",
      "r154",
      "r157",
      "r198"
     ]
    },
    "us-gaap_OtherContractMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherContractMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsChangeInBalanceSheetCarryingValueAssociatedWithLevel3FinancialInstrumentsCarriedAtFairValueOnRecurringBasisDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsUnobservableDataUsedInRecurringValuationsOfLevel3Detail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Contract [Member]",
        "terseLabel": "Other [Member]",
        "documentation": "Derivative instrument whose primary underlying risk is classified as other."
       }
      }
     },
     "auth_ref": [
      "r923",
      "r932",
      "r980",
      "r982",
      "r994",
      "r995",
      "r996",
      "r997",
      "r998",
      "r999",
      "r1000",
      "r1001",
      "r1002",
      "r1003",
      "r1004",
      "r1005",
      "r1006",
      "r1007",
      "r1009",
      "r1181",
      "r1182",
      "r1183",
      "r1184",
      "r1185",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1415"
     ]
    },
    "us-gaap_OtherExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherExpenses",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Expenses",
        "terseLabel": "Other/remaining expenses",
        "documentation": "Amount of expense classified as other."
       }
      }
     },
     "auth_ref": [
      "r26",
      "r27",
      "r1037",
      "r1038"
     ]
    },
    "us-gaap_OtherLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Liabilities",
        "terseLabel": "Other liabilities",
        "totalLabel": "Other Liabilities, Total",
        "documentation": "Amount of liabilities classified as other."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r115",
      "r126",
      "r707",
      "r708",
      "r712",
      "r713",
      "r714",
      "r765",
      "r845",
      "r846",
      "r977",
      "r1037",
      "r1038",
      "r1055",
      "r1173",
      "r1467",
      "r1514"
     ]
    },
    "us-gaap_OtherNoninterestExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherNoninterestExpense",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Noninterest Expense",
        "terseLabel": "Other operating expenses",
        "documentation": "Amount of noninterest expense classified as other."
       }
      }
     },
     "auth_ref": [
      "r40",
      "r936"
     ]
    },
    "navi_OtherNoninterestIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "OtherNoninterestIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail": {
       "parentTag": "navi_CoreEarningsAdjustmentsToGaap",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other noninterest income loss.",
        "label": "Other Noninterest Income loss",
        "terseLabel": "Total other income"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_OtherPerfMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "OtherPerfMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Performance Measure, Amount",
        "terseLabel": "Other Performance Measure, Amount"
       }
      }
     },
     "auth_ref": [
      "r1104"
     ]
    },
    "navi_OtherRevenueLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "OtherRevenueLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Revenue (Loss)",
        "documentation": "Other revenue (loss).",
        "terseLabel": "Other revenue (loss)"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_OutstandingAggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "OutstandingAggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Aggregate Erroneous Compensation Amount",
        "terseLabel": "Outstanding Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1066",
      "r1076",
      "r1086",
      "r1118"
     ]
    },
    "ecd_OutstandingRecoveryCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "OutstandingRecoveryCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery Compensation Amount",
        "terseLabel": "Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1069",
      "r1079",
      "r1089",
      "r1121"
     ]
    },
    "ecd_OutstandingRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "OutstandingRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r1069",
      "r1079",
      "r1089",
      "r1121"
     ]
    },
    "us-gaap_ParentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ParentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Parent [Member]",
        "terseLabel": "Total Stockholders' Equity [Member]",
        "documentation": "Portion of equity, or net assets, in the consolidated entity attributable, directly or indirectly, to the parent. Excludes noncontrolling interests."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PastDueFinancingReceivablesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PastDueFinancingReceivablesTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Past Due [Table Text Block]",
        "terseLabel": "Age Analysis of Past Due Loans Delinquencies",
        "documentation": "Tabular disclosure of aging analysis for financing receivable."
       }
      }
     },
     "auth_ref": [
      "r969",
      "r1302"
     ]
    },
    "ecd_PayVsPerformanceDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PayVsPerformanceDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Line Items]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r1093"
     ]
    },
    "us-gaap_PaymentDeferralMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentDeferralMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payment Deferral [Member]",
        "terseLabel": "More Than an Insignificant Payment Delay [Member]",
        "documentation": "Loan modification for a temporary postponement of loan payments."
       }
      }
     },
     "auth_ref": [
      "r261",
      "r262",
      "r264"
     ]
    },
    "us-gaap_PaymentsForProceedsFromOtherInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsForProceedsFromOtherInvestingActivities",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payment for (Proceeds from) Other Investing Activity",
        "negatedLabel": "Other investing activities, net",
        "documentation": "Amount of cash (inflow) outflow from investing activity, classified as other."
       }
      }
     },
     "auth_ref": [
      "r1242",
      "r1243"
     ]
    },
    "us-gaap_PaymentsForRepurchaseOfCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsForRepurchaseOfCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments for Repurchase of Common Stock",
        "negatedLabel": "Common stock repurchased",
        "documentation": "The cash outflow to reacquire common stock during the period."
       }
      }
     },
     "auth_ref": [
      "r28"
     ]
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsOfDividendsCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Common dividends paid",
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity."
       }
      }
     },
     "auth_ref": [
      "r28"
     ]
    },
    "us-gaap_PaymentsToAcquireLoansHeldForInvestment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsToAcquireLoansHeldForInvestment",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payment for Acquisition, Loan, Held-for-Investment",
        "negatedLabel": "Education loans originated and acquired",
        "documentation": "The cash outflow associated with purchasing loans held for investment purposes during the period."
       }
      }
     },
     "auth_ref": [
      "r9"
     ]
    },
    "ecd_PeerGroupIssuersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeerGroupIssuersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Issuers, Footnote [Text Block]",
        "terseLabel": "Peer Group Issuers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1103"
     ]
    },
    "ecd_PeerGroupTotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeerGroupTotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Total Shareholder Return Amount",
        "terseLabel": "Peer Group Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r1103"
     ]
    },
    "ecd_PeoActuallyPaidCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeoActuallyPaidCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Actually Paid Compensation Amount",
        "terseLabel": "PEO Actually Paid Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1095"
     ]
    },
    "ecd_PeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO [Member]",
        "terseLabel": "PEO"
       }
      }
     },
     "auth_ref": [
      "r1112"
     ]
    },
    "ecd_PeoName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeoName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Name",
        "terseLabel": "PEO Name"
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "ecd_PeoTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PeoTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Total Compensation Amount",
        "terseLabel": "PEO Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r1094"
     ]
    },
    "navi_PercentageGuaranteedAsToPrincipalAndAccruedInterestByFederalGovermentInEventOfDefault": {
     "xbrltype": "percentItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PercentageGuaranteedAsToPrincipalAndAccruedInterestByFederalGovermentInEventOfDefault",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage guaranteed as to principal and accrued interest by federal goverment in event of default.",
        "label": "Percentage Guaranteed as to Principal and Accrued Interest by Federal Goverment in Event of Default",
        "terseLabel": "Percentage guaranteed as to principal and accrued interest by federal goverment in event of default"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PeriodOfHardshipForbearanceOfPayments": {
     "xbrltype": "durationItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PeriodOfHardshipForbearanceOfPayments",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period of hardship forbearance of payments.",
        "label": "Period of Hardship Forbearance of Payments",
        "terseLabel": "Period of hardship forbearance of payments"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PeriodOfHardshipForbearanceOfPaymentsForBorrowersOfSubstantialPayments": {
     "xbrltype": "durationItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PeriodOfHardshipForbearanceOfPaymentsForBorrowersOfSubstantialPayments",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period of hardship forbearance of payments for borrowers of substantial payments.",
        "label": "Period of Hardship Forbearance of Payments for Borrowers of Substantial Payments",
        "terseLabel": "Period of hardship forbearance of payments for borrowers of substantial payments"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_PnsnAdjsPrrSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PnsnAdjsPrrSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Adjustments Prior Service Cost [Member]",
        "terseLabel": "Pension Adjustments Prior Service Cost"
       }
      }
     },
     "auth_ref": [
      "r1096"
     ]
    },
    "ecd_PnsnAdjsSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PnsnAdjsSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Adjustments Service Cost [Member]",
        "terseLabel": "Pension Adjustments Service Cost"
       }
      }
     },
     "auth_ref": [
      "r1140"
     ]
    },
    "ecd_PnsnBnftsAdjFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PnsnBnftsAdjFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Benefits Adjustments, Footnote [Text Block]",
        "terseLabel": "Pension Benefits Adjustments, Footnote"
       }
      }
     },
     "auth_ref": [
      "r1095"
     ]
    },
    "us-gaap_PortionAtFairValueFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PortionAtFairValueFairValueDisclosureMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "axisDefault": "Portion at Fair Value Measurement [Member] [Default]",
        "label": "Portion at Fair Value Measurement [Member]",
        "documentation": "Measured at fair value for financial reporting purposes."
       }
      }
     },
     "auth_ref": [
      "r641",
      "r642",
      "r644",
      "r645",
      "r647",
      "r649",
      "r650",
      "r1024",
      "r1443"
     ]
    },
    "us-gaap_PreferredStockParOrStatedValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PreferredStockParOrStatedValuePerShare",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Preferred stock, par value",
        "label": "Preferred Stock, Par or Stated Value Per Share",
        "documentation": "Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer."
       }
      }
     },
     "auth_ref": [
      "r420",
      "r1165",
      "r1174",
      "r1343",
      "r1456",
      "r1457",
      "r1459"
     ]
    },
    "navi_PreferredStockPurchaseRightsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PreferredStockPurchaseRightsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock Purchase Rights [Member]",
        "terseLabel": "Preferred Stock Purchase Rights [Member]",
        "documentation": "Preferred stock purchase rights."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PreferredStockSharesAuthorized": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PreferredStockSharesAuthorized",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Preferred stock, shares authorized",
        "label": "Preferred Stock, Shares Authorized",
        "verboseLabel": "Preferred stock, shares authorized",
        "documentation": "The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r132",
      "r443",
      "r707",
      "r708",
      "r718",
      "r851"
     ]
    },
    "us-gaap_PreferredStockSharesIssued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PreferredStockSharesIssued",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Shares Issued",
        "terseLabel": "Preferred stock, shares issued",
        "documentation": "Number of shares issued for nonredeemable preferred shares and preferred shares redeemable solely at option of issuer. Includes, but is not limited to, preferred shares issued, repurchased, and held as treasury shares. Excludes preferred shares classified as debt."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r132",
      "r420",
      "r443",
      "r707",
      "r708",
      "r718"
     ]
    },
    "us-gaap_PreferredStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PreferredStockSharesOutstanding",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Shares Outstanding",
        "periodStartLabel": "Preferred Stock, Shares Outstanding, Beginning Balance",
        "periodEndLabel": "Preferred Stock, Shares Outstanding, Ending Balance",
        "terseLabel": "Preferred stock, shares outstanding",
        "documentation": "Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r132",
      "r443",
      "r707",
      "r708",
      "r718",
      "r851",
      "r870",
      "r1342",
      "r1516",
      "r1517"
     ]
    },
    "us-gaap_PreferredStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PreferredStockValue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityBeforeTreasuryStock",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Value, Issued",
        "terseLabel": "Series A Junior Participating Preferred Stock, par value $0.20 per share; 2 million shares authorized at December 31, 2021; no shares issued or outstanding",
        "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r132",
      "r406",
      "r412",
      "r443",
      "r707",
      "r708",
      "r718",
      "r768",
      "r1027"
     ]
    },
    "navi_PrivateEducationLegacyInSchoolLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLegacyInSchoolLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Private Education Legacy In-School Loans [Member]",
        "documentation": "Private education legacy in-school loans."
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationLoanABCPFacilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLoanABCPFacilitiesMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private education loan ABCP facilities.",
        "label": "Private Education Loan A B C P Facilities [Member]",
        "terseLabel": "Private Education Loan ABCP Facilities [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationLoanSecuritizationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLoanSecuritizationsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private education loan securitizations.",
        "label": "Private Education Loan Securitizations [Member]",
        "terseLabel": "Private Education Loan Securitizations [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationLoanSecuritizationsRepurchaseFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLoanSecuritizationsRepurchaseFacilityMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private education loan securitizations repurchase facility.",
        "label": "Private Education Loan Securitizations Repurchase Facility [Member]",
        "terseLabel": "Private Education Loan Asset-backed Securitization Repurchase Facilities [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables",
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private education loans.",
        "label": "Private Education Loans [Member]",
        "terseLabel": "Private Education Loans [Member]",
        "verboseLabel": "Private Education Loans"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationLoansOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationLoansOneMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Private Education Loans One [Member]",
        "documentation": "Private education loans one.",
        "terseLabel": "Private Education Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationRecentInSchoolLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationRecentInSchoolLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Private Education Recent In-School Loans [Member]",
        "documentation": "Private education recent In-school loans."
       }
      }
     },
     "auth_ref": []
    },
    "navi_PrivateEducationRefinanceLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "PrivateEducationRefinanceLoanMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private education refinance loan.",
        "label": "Private Education Refinance Loan [Member]",
        "terseLabel": "Private Education Refinance Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProceedsFromAccountsReceivableSecuritization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromAccountsReceivableSecuritization",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Accounts Receivable Securitization",
        "terseLabel": "Borrowings collateralized by loans in trust - issued",
        "documentation": "Proceeds from securitizations of receivables treated as collateralized borrowings, which are classified as financing transactions."
       }
      }
     },
     "auth_ref": [
      "r10"
     ]
    },
    "us-gaap_ProceedsFromIncomeTaxRefunds": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromIncomeTaxRefunds",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Income Tax Refunds",
        "negatedLabel": "Income taxes refunded",
        "documentation": "Amount of income tax refund received from tax jurisdiction."
       }
      }
     },
     "auth_ref": [
      "r31",
      "r1249",
      "r1382",
      "r1383"
     ]
    },
    "us-gaap_ProceedsFromIssuanceOfUnsecuredDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromIssuanceOfUnsecuredDebt",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Long-term unsecured notes issued",
        "label": "Proceeds from Issuance of Unsecured Debt",
        "documentation": "The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt."
       }
      }
     },
     "auth_ref": [
      "r10"
     ]
    },
    "us-gaap_ProceedsFromPaymentsForOtherFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromPaymentsForOtherFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from (Payment for) Other Financing Activity",
        "terseLabel": "Other financing activities, net",
        "documentation": "Amount of cash inflow (outflow) from financing activity, classified as other."
       }
      }
     },
     "auth_ref": [
      "r1145",
      "r1244"
     ]
    },
    "navi_ProceedsFromPaymentsOnEducationLoans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ProceedsFromPaymentsOnEducationLoans",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from payments on education loans.",
        "label": "Proceeds From Payments On Education Loans",
        "terseLabel": "Proceeds from payments on education loans"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProceedsFromRepaymentsOfCommercialPaper": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromRepaymentsOfCommercialPaper",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from (Repayments of) Commercial Paper",
        "terseLabel": "Asset-backed commercial paper conduits, net",
        "totalLabel": "Proceeds from (Repayments of) Commercial Paper, Total",
        "documentation": "The net cash inflow or cash outflow from issuing (borrowing) and repaying commercial paper."
       }
      }
     },
     "auth_ref": [
      "r1245",
      "r1246",
      "r1248"
     ]
    },
    "srt_ProductOrServiceAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ProductOrServiceAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Product and Service",
        "label": "Product and Service [Axis]",
        "documentation": "Information by product and service, or group of similar products and similar services."
       }
      }
     },
     "auth_ref": [
      "r76",
      "r77",
      "r78",
      "r79",
      "r80",
      "r81",
      "r94",
      "r255",
      "r705",
      "r794",
      "r795",
      "r796",
      "r797",
      "r798",
      "r799",
      "r800",
      "r924",
      "r933",
      "r936",
      "r937",
      "r978",
      "r979",
      "r1032",
      "r1033",
      "r1034",
      "r1036",
      "r1040",
      "r1162",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212",
      "r1213",
      "r1214",
      "r1215",
      "r1216",
      "r1217",
      "r1218",
      "r1219",
      "r1220",
      "r1221",
      "r1222",
      "r1223",
      "r1224",
      "r1225",
      "r1226",
      "r1227",
      "r1228",
      "r1229",
      "r1230",
      "r1231",
      "r1232",
      "r1233",
      "r1234",
      "r1235",
      "r1236",
      "r1237",
      "r1238",
      "r1239",
      "r1240",
      "r1241",
      "r1335",
      "r1336",
      "r1471",
      "r1473",
      "r1474",
      "r1475",
      "r1476",
      "r1477",
      "r1478",
      "r1479",
      "r1480",
      "r1481",
      "r1482",
      "r1483",
      "r1484",
      "r1485",
      "r1486",
      "r1487",
      "r1488",
      "r1489",
      "r1490",
      "r1491",
      "r1492",
      "r1493",
      "r1494",
      "r1495",
      "r1496",
      "r1497",
      "r1498",
      "r1499",
      "r1500",
      "r1501",
      "r1502",
      "r1503",
      "r1504",
      "r1505",
      "r1506",
      "r1507",
      "r1508",
      "r1509",
      "r1510",
      "r1511"
     ]
    },
    "srt_ProductsAndServicesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ProductsAndServicesDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Domain]",
        "terseLabel": "Product and Service",
        "documentation": "Product or service, or a group of similar products or similar services."
       }
      }
     },
     "auth_ref": [
      "r76",
      "r77",
      "r78",
      "r79",
      "r80",
      "r81",
      "r94",
      "r255",
      "r705",
      "r794",
      "r795",
      "r796",
      "r797",
      "r798",
      "r799",
      "r800",
      "r924",
      "r933",
      "r936",
      "r937",
      "r978",
      "r979",
      "r1032",
      "r1033",
      "r1034",
      "r1036",
      "r1040",
      "r1162",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212",
      "r1213",
      "r1214",
      "r1215",
      "r1216",
      "r1217",
      "r1218",
      "r1219",
      "r1220",
      "r1221",
      "r1222",
      "r1223",
      "r1224",
      "r1225",
      "r1226",
      "r1227",
      "r1228",
      "r1229",
      "r1230",
      "r1231",
      "r1232",
      "r1233",
      "r1234",
      "r1235",
      "r1236",
      "r1237",
      "r1238",
      "r1239",
      "r1240",
      "r1241",
      "r1335",
      "r1336",
      "r1471",
      "r1473",
      "r1474",
      "r1475",
      "r1476",
      "r1477",
      "r1478",
      "r1479",
      "r1480",
      "r1481",
      "r1482",
      "r1483",
      "r1484",
      "r1485",
      "r1486",
      "r1487",
      "r1488",
      "r1489",
      "r1490",
      "r1491",
      "r1492",
      "r1493",
      "r1494",
      "r1495",
      "r1496",
      "r1497",
      "r1498",
      "r1499",
      "r1500",
      "r1501",
      "r1502",
      "r1503",
      "r1504",
      "r1505",
      "r1506",
      "r1507",
      "r1508",
      "r1509",
      "r1510",
      "r1511"
     ]
    },
    "us-gaap_ProfitLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProfitLoss",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest",
        "totalLabel": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total",
        "terseLabel": "Net income",
        "verboseLabel": "Net income",
        "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest."
       }
      }
     },
     "auth_ref": [
      "r97",
      "r102",
      "r103",
      "r153",
      "r156",
      "r171",
      "r178",
      "r181",
      "r182",
      "r183",
      "r190",
      "r198",
      "r201",
      "r202",
      "r295",
      "r343",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r373",
      "r374",
      "r404",
      "r448",
      "r467",
      "r510",
      "r527",
      "r532",
      "r534",
      "r537",
      "r538",
      "r621",
      "r649",
      "r733",
      "r735",
      "r775",
      "r819",
      "r871",
      "r889",
      "r890",
      "r925",
      "r992",
      "r993",
      "r1054",
      "r1194",
      "r1338"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PropertyPlantAndEquipmentNet",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization",
        "terseLabel": "Fixed assets",
        "totalLabel": "Property, Plant and Equipment, Net, Total",
        "documentation": "Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection."
       }
      }
     },
     "auth_ref": [
      "r662",
      "r707",
      "r708",
      "r726",
      "r757",
      "r758",
      "r773",
      "r1027",
      "r1327"
     ]
    },
    "navi_ProvisionForEducationLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ProvisionForEducationLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Provision For Education Loans [Member]",
        "documentation": "Provision for education loans."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProvisionForLoanAndLeaseLossesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProvisionForLoanAndLeaseLossesAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Provision for Loan and Lease Losses [Abstract]",
        "terseLabel": "Provision:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProvisionForLoanLossesExpensed": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProvisionForLoanLossesExpensed",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": -1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": -1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Provisions for loan losses",
        "verboseLabel": "Less: provisions for loan losses",
        "label": "Total provision",
        "documentation": "Amount of credit loss expense (reversal of expense) for financing receivable."
       }
      }
     },
     "auth_ref": [
      "r166",
      "r301",
      "r728"
     ]
    },
    "ecd_PvpTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PvpTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Table]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r1093"
     ]
    },
    "ecd_PvpTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "PvpTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance [Table Text Block]",
        "terseLabel": "Pay vs Performance Disclosure, Table"
       }
      }
     },
     "auth_ref": [
      "r1093"
     ]
    },
    "us-gaap_ReceivablesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReceivablesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Receivables [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ReclassificationsForCoreToGaapAccountingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ReclassificationsForCoreToGaapAccountingMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reclassifications for core to gaap accounting.",
        "label": "Reclassifications For Core To Gaap Accounting [Member]",
        "terseLabel": "Reclassifications [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_ReconciliationOfConsolidatedStatementsOfCashFlowsToConsolidatedBalanceSheetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ReconciliationOfConsolidatedStatementsOfCashFlowsToConsolidatedBalanceSheetsAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Abstract element for reconciliation of consolidated statements of cash flows to consolidated balance sheets.",
        "label": "Reconciliation Of Consolidated Statements Of Cash Flows To Consolidated Balance Sheets [Abstract]",
        "terseLabel": "Reconciliation of the Consolidated Statements of Cash Flows to the Consolidated Balance Sheets:"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_RecoveryOfErrCompDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "RecoveryOfErrCompDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Recovery of Erroneously Awarded Compensation Disclosure [Line Items]",
        "terseLabel": "Recovery of Erroneously Awarded Compensation Disclosure"
       }
      }
     },
     "auth_ref": [
      "r1061",
      "r1071",
      "r1081",
      "r1113"
     ]
    },
    "navi_RehabLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "RehabLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rehab Loans [Member]",
        "terseLabel": "Rehab Loans [Member]",
        "documentation": "Rehab loans."
       }
      }
     },
     "auth_ref": []
    },
    "navi_RepaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "RepaymentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Repayment.",
        "label": "Repayment [Member]",
        "terseLabel": "Repayment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_RepaymentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "RepaymentsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayments [Member]",
        "terseLabel": "Seasoning [Member]",
        "documentation": "Repayments."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RepaymentsOfAccountsReceivableSecuritization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RepaymentsOfAccountsReceivableSecuritization",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayments of Accounts Receivable Securitization",
        "negatedLabel": "Borrowings collateralized by loans in trust - repaid",
        "documentation": "Repayments of securitizations of receivables treated as collateralized borrowings, which are classified as financing transactions."
       }
      }
     },
     "auth_ref": [
      "r29"
     ]
    },
    "us-gaap_RepaymentsOfUnsecuredDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RepaymentsOfUnsecuredDebt",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayments of Unsecured Debt",
        "negatedLabel": "Long-term unsecured notes repaid",
        "documentation": "The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt."
       }
      }
     },
     "auth_ref": [
      "r29"
     ]
    },
    "srt_RepurchaseAgreementCounterpartyNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "RepurchaseAgreementCounterpartyNameDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Counterparty Name [Domain]",
        "terseLabel": "Counterparty Name",
        "documentation": "Named other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution."
       }
      }
     },
     "auth_ref": [
      "r92",
      "r93",
      "r178",
      "r184",
      "r185",
      "r379",
      "r424",
      "r664",
      "r667",
      "r688",
      "r762",
      "r929",
      "r931",
      "r932",
      "r1181",
      "r1182",
      "r1183",
      "r1184",
      "r1185",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1415",
      "r1416",
      "r1417",
      "r1418",
      "r1452",
      "r1453"
     ]
    },
    "ecd_RestatementDateAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "RestatementDateAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date [Axis]",
        "terseLabel": "Restatement Determination Date:"
       }
      }
     },
     "auth_ref": [
      "r1062",
      "r1072",
      "r1082",
      "r1114"
     ]
    },
    "ecd_RestatementDeterminationDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "RestatementDeterminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date",
        "terseLabel": "Restatement Determination Date"
       }
      }
     },
     "auth_ref": [
      "r1063",
      "r1073",
      "r1083",
      "r1115"
     ]
    },
    "ecd_RestatementDoesNotRequireRecoveryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "RestatementDoesNotRequireRecoveryTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Does Not Require Recovery [Text Block]",
        "terseLabel": "Restatement does not require Recovery"
       }
      }
     },
     "auth_ref": [
      "r1070",
      "r1080",
      "r1090",
      "r1122"
     ]
    },
    "us-gaap_RestrictedCash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestrictedCash",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": "us-gaap_AssetsNet",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Cash",
        "label": "Restricted Cash",
        "terseLabel": "Restricted cash",
        "totalLabel": "Restricted Cash, Total",
        "documentation": "Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits."
       }
      }
     },
     "auth_ref": [
      "r172",
      "r175",
      "r1169",
      "r1455",
      "r1456",
      "r1457",
      "r1458",
      "r1468"
     ]
    },
    "us-gaap_RestrictedCashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestrictedCashAndCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restricted Cash and Cash Equivalent",
        "terseLabel": "Restricted cash and cash equivalents",
        "totalLabel": "Restricted Cash and Cash Equivalents, Total",
        "verboseLabel": "Restricted cash and restricted cash equivalents",
        "documentation": "Amount of cash and cash equivalent restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate."
       }
      }
     },
     "auth_ref": [
      "r112",
      "r172",
      "r175",
      "r767",
      "r1456",
      "r1457"
     ]
    },
    "us-gaap_RestrictedInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestrictedInvestments",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail": {
       "parentTag": "us-gaap_InterestReceivableAndOtherAssets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsScheduleOfOtherAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restricted Investments",
        "terseLabel": "Benefit and insurance-related investments",
        "documentation": "Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet."
       }
      }
     },
     "auth_ref": [
      "r916",
      "r917"
     ]
    },
    "us-gaap_RestructuringCharges": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestructuringCharges",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 2.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring Charges",
        "terseLabel": "Restructuring/other reorganization expenses",
        "totalLabel": "Restructuring Charges, Total",
        "documentation": "Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation."
       }
      }
     },
     "auth_ref": [
      "r4",
      "r164",
      "r167",
      "r356",
      "r357",
      "r935",
      "r1332"
     ]
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RetainedEarningsAccumulatedDeficit",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityBeforeTreasuryStock",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Retained Earnings (Accumulated Deficit), Total",
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Retained earnings",
        "documentation": "Amount of accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r135",
      "r137",
      "r445",
      "r707",
      "r708",
      "r720",
      "r771",
      "r806",
      "r808",
      "r817",
      "r852",
      "r1027"
     ]
    },
    "us-gaap_RetainedEarningsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RetainedEarningsMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retained Earnings [Member]",
        "terseLabel": "Retained Earnings [Member]",
        "documentation": "Accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r96",
      "r97",
      "r187",
      "r188",
      "r189",
      "r191",
      "r198",
      "r200",
      "r202",
      "r296",
      "r297",
      "r342",
      "r343",
      "r344",
      "r403",
      "r442",
      "r452",
      "r465",
      "r466",
      "r468",
      "r469",
      "r510",
      "r521",
      "r522",
      "r524",
      "r525",
      "r526",
      "r528",
      "r531",
      "r532",
      "r603",
      "r604",
      "r605",
      "r607",
      "r609",
      "r610",
      "r612",
      "r619",
      "r661",
      "r704",
      "r759",
      "r803",
      "r805",
      "r820",
      "r1346",
      "r1349",
      "r1516"
     ]
    },
    "ecd_Rule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "Rule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r1131"
     ]
    },
    "ecd_Rule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "Rule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r1131"
     ]
    },
    "srt_ScenarioUnspecifiedDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ScenarioUnspecifiedDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Scenario",
        "label": "Scenario [Domain]",
        "documentation": "Scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts."
       }
      }
     },
     "auth_ref": [
      "r95",
      "r98",
      "r99",
      "r203",
      "r480",
      "r1143"
     ]
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAllowanceForCreditLossesAndRecordedInvestmentsInLoansParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmortizedCostBasisOfLoansModifiedToBorrowersWithFinancialDifficultyParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAmountOfLoansModifiedForBorrowersFinancialDifficultyAndPaymentDefaultParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedParentheticalDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts and Financing Receivables [Table]",
        "terseLabel": "Schedule Of Accounts Notes Loans And Financing Receivable [Table]",
        "documentation": "Disclosure of information about accounts and financing receivables. Includes, but is not limited to, amount of receivable and allowance for credit loss."
       }
      }
     },
     "auth_ref": [
      "r259",
      "r1178",
      "r1291"
     ]
    },
    "navi_ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ScheduleOfAmountOfLoansModifiedAndPaymentDefaultTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of amount of loans modified and payment default.",
        "label": "Schedule of Amount of Loans Modified and Payment Default [Table Text Block]",
        "terseLabel": "Schedule of Amount of Loans Modified and Payment Default"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Security, Excluded EPS Calculation [Table]",
        "documentation": "Disclosure of information about security that could potentially dilute basic earnings per share (EPS) in future that was not included in calculation of diluted EPS."
       }
      }
     },
     "auth_ref": [
      "r216"
     ]
    },
    "us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Table]",
        "documentation": "Disclosure of information about collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations."
       }
      }
     },
     "auth_ref": [
      "r533"
     ]
    },
    "navi_ScheduleOfCreditExposureRelatedToOurDerivativeCounterpartiesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ScheduleOfCreditExposureRelatedToOurDerivativeCounterpartiesTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule Of Credit Exposure Related To Our Derivative Counterparties.",
        "label": "Schedule Of Credit Exposure Related To Our Derivative Counterparties Table [Text Block]",
        "terseLabel": "Schedule of Credit Exposure Related to Our Derivative Counterparties"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfDebtTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfDebtTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Debt [Table Text Block]",
        "terseLabel": "Company's Borrowings",
        "documentation": "Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsEffectOnOtherComprehensiveIncomeLossTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfDerivativeInstrumentsEffectOnOtherComprehensiveIncomeLossTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]",
        "terseLabel": "Impact of Derivatives on Other Comprehensive Income (Equity)",
        "documentation": "Tabular disclosure of the effective portion of the gains and losses on derivative instruments designated (and non-derivative instruments) designated and qualifying in cash flow hedges and net investment hedges that was recognized in other comprehensive income (loss) during the current period."
       }
      }
     },
     "auth_ref": [
      "r1390",
      "r1399",
      "r1413"
     ]
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments, Gain (Loss) [Table Text Block]",
        "terseLabel": "Mark-to-Market Impact of Derivatives on Statements of Income",
        "documentation": "Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments."
       }
      }
     },
     "auth_ref": [
      "r554",
      "r557",
      "r563",
      "r571",
      "r582"
     ]
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]",
        "terseLabel": "Impact of Derivatives on Balance Sheet",
        "documentation": "Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r553",
      "r558",
      "r582",
      "r1009"
     ]
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Earnings (Loss) per Common Share",
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r1263"
     ]
    },
    "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]",
        "terseLabel": "Valuation of Financial Instruments that are Marked-to-Market on Recurring Basis",
        "documentation": "Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3)."
       }
      }
     },
     "auth_ref": [
      "r1425",
      "r1426"
     ]
    },
    "us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]",
        "terseLabel": "Carrying Value and Related Fair Value Hedging Adjustments of Liabilities",
        "documentation": "Tabular disclosure for fair value hedging instruments of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r1390",
      "r1394",
      "r1399",
      "r1413"
     ]
    },
    "us-gaap_ScheduleOfFinancialInstrumentsOwnedAndPledgedAsCollateralTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfFinancialInstrumentsOwnedAndPledgedAsCollateralTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block]",
        "terseLabel": "Collateral Held and Pledged",
        "documentation": "Tabular disclosure of financial instruments held by the entity for its own account for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions. Description may include equity, fixed income, debt or other securities."
       }
      }
     },
     "auth_ref": [
      "r1450"
     ]
    },
    "us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfFinancingReceivableAllowanceForCreditLossesTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Allowance for Credit Loss [Table]",
        "terseLabel": "Schedule Of Financing Receivable Allowance For Credit Losses [Table]",
        "documentation": "Disclosure of information about allowance for credit loss on financing receivable."
       }
      }
     },
     "auth_ref": [
      "r74",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r313",
      "r314"
     ]
    },
    "us-gaap_ScheduleOfFinancingReceivablesPastDueTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfFinancingReceivablesPastDueTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesParentheticalDetails",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Past Due [Table]",
        "terseLabel": "Schedule Of Financing Receivables Past Due [Table]",
        "documentation": "Disclosure of information about aging analysis for financing receivable."
       }
      }
     },
     "auth_ref": [
      "r307",
      "r952",
      "r953",
      "r954",
      "r955",
      "r956",
      "r957",
      "r958",
      "r959",
      "r960",
      "r961",
      "r962",
      "r963",
      "r964",
      "r965",
      "r966",
      "r969"
     ]
    },
    "us-gaap_ScheduleOfGoodwillTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfGoodwillTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Goodwill [Table]",
        "documentation": "Disclosure of information about goodwill, including, but not limited to, change from acquisition, sale, impairment, and other reason."
       }
      }
     },
     "auth_ref": [
      "r324",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r333",
      "r335",
      "r971"
     ]
    },
    "us-gaap_ScheduleOfGoodwillTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfGoodwillTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Goodwill for Each Reporting Units and Reportable Segments",
        "label": "Goodwill [Table Text Block]",
        "documentation": "Tabular disclosure of goodwill."
       }
      }
     },
     "auth_ref": [
      "r971",
      "r1316",
      "r1317",
      "r1318",
      "r1319",
      "r1320",
      "r1321",
      "r1322",
      "r1323",
      "r1324",
      "r1325",
      "r1326"
     ]
    },
    "navi_ScheduleOfLoansByTypeTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ScheduleOfLoansByTypeTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of loans by type.",
        "label": "Schedule Of Loans By Type Table [Text Block]",
        "terseLabel": "Loans Type"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]",
        "terseLabel": "Derivative Notional Values",
        "documentation": "Tabular disclosure of the notional amounts of outstanding derivative positions."
       }
      }
     },
     "auth_ref": [
      "r1388"
     ]
    },
    "us-gaap_ScheduleOfOtherAssetsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfOtherAssetsTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureOtherAssetsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Other Assets [Table Text Block]",
        "terseLabel": "Schedule of Other Assets",
        "documentation": "Tabular disclosure of the carrying amounts of other assets. This disclosure includes other current assets and other noncurrent assets."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Table]",
        "terseLabel": "Schedule Of Segment Reporting Information By Segment [Table]",
        "documentation": "Disclosure of information about segment reporting. Includes, but is not limited to, reconciliation of reportable segment amount to corresponding consolidated total."
       }
      }
     },
     "auth_ref": [
      "r227",
      "r230",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254"
     ]
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Table Text Block]",
        "terseLabel": "Asset Information for Loans Segment",
        "documentation": "Tabular disclosure of segment reporting. Includes, but is not limited to, reconciliation of reportable segment amount to corresponding consolidated total."
       }
      }
     },
     "auth_ref": [
      "r1270",
      "r1272",
      "r1273",
      "r1274",
      "r1275",
      "r1276",
      "r1277",
      "r1279",
      "r1280",
      "r1283"
     ]
    },
    "us-gaap_ScheduleOfStockByClassTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfStockByClassTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock, Class of Stock [Table]",
        "terseLabel": "Schedule Of Stock By Class [Table]",
        "documentation": "Disclosure of information about stock by class. Includes, but is not limited to, common, convertible, and preferred stocks."
       }
      }
     },
     "auth_ref": [
      "r61",
      "r62",
      "r63",
      "r64",
      "r106",
      "r132",
      "r133",
      "r223",
      "r417",
      "r418",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r427",
      "r430",
      "r437",
      "r438",
      "r440",
      "r441",
      "r443",
      "r444",
      "r447",
      "r449",
      "r602",
      "r707",
      "r708",
      "r718",
      "r719",
      "r813",
      "r814",
      "r815",
      "r816",
      "r1142",
      "r1251",
      "r1253",
      "r1347"
     ]
    },
    "us-gaap_ScheduleOfTreasuryStockByClassTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfTreasuryStockByClassTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Treasury Stock [Table Text Block]",
        "terseLabel": "Common Share Repurchases, Issuances and Dividends Paid",
        "documentation": "Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "us-gaap_ScheduleOfVariableInterestEntitiesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfVariableInterestEntitiesTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Variable Interest Entities [Table Text Block]",
        "terseLabel": "Financing VIEs",
        "documentation": "Tabular disclosure of the significant judgments and assumptions made in determining whether a variable interest (as defined) held by the entity requires the variable interest entity (VIE) (as defined) to be consolidated and (or) disclose information about its involvement with the VIE, individually or in aggregate (as applicable); the nature of restrictions, if any, on the consolidated VIE's assets and on the settlement of its liabilities reported by an entity in its statement of financial position, including the carrying amounts of such assets and liabilities; the nature of, and changes in, the risks associated with involvement in the VIE; how involvement with the VIE affects the entity's financial position, financial performance, and cash flows; the lack of recourse if creditors (or beneficial interest holders) of the consolidated VIE have no recourse to the general credit of the primary beneficiary (if applicable); the terms of arrangements, giving consideration to both explicit arrangements and implicit variable interests, if any, that could require the entity to provide financial support to the VIE, including events or circumstances that could expose the entity to a loss; the methodology used by the entity for determining whether or not it is the primary beneficiary of the variable interest entity; the significant factors considered and judgments made in determining that the power to direct the activities of a VIE that most significantly impact the VIE's economic performance are shared (as defined); the carrying amounts and classification of assets and liabilities of the VIE included in the statement of financial position; the entity's maximum exposure to loss, if any, as a result of its involvement with the VIE, including how the maximum exposure is determined and significant sources of the entity's exposure to the VIE; a comparison of the carrying amounts of the assets and liabilities and the entity's maximum exposure to loss; information about any liquidity arrangements, guarantees, and (or) other commitments by third parties that may affect the fair value or risk of the entity's variable interest in the VIE; whether or not the entity has provided financial support or other support (explicitly or implicitly) to the VIE that it was not previously contractually required to provide or whether the entity intends to provide that support, including the type and amount of the support and the primary reasons for providing the support; and supplemental information the entity determines necessary to provide."
       }
      }
     },
     "auth_ref": [
      "r15",
      "r16",
      "r17",
      "r18",
      "r19"
     ]
    },
    "navi_SchoolDefermentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SchoolDefermentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansSummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "School/Deferment.",
        "label": "School Deferment [Member]",
        "terseLabel": "School/Deferment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SchoolGraceDefermentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SchoolGraceDefermentMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansAgeAnalysisOfPastDueLoansDelinquenciesDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "School/grace/deferment.",
        "label": "School Grace Deferment [Member]",
        "terseLabel": "School/Grace/Deferment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SchoolOrGraceOrDefermentOrForbearanceMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SchoolOrGraceOrDefermentOrForbearanceMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "School or grace or deferment or forbearance",
        "label": "School Or Grace Or Deferment Or Forbearance [Member]",
        "terseLabel": "School/Grace/Deferment [Member]",
        "verboseLabel": "In-school/Grace/Deferment/Forbearance [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SchoolTypeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SchoolTypeMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "School type.",
        "label": "School Type [Member]",
        "terseLabel": "School Type [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeasoningMoreThanFortyEightMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeasoningMoreThanFortyEightMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Seasoning more than forty eight.",
        "label": "Seasoning More Than Forty Eight [Member]",
        "terseLabel": "More than 48 Payments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeasoningOneThruTwelveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeasoningOneThruTwelveMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Seasoning one thru twelve.",
        "label": "Seasoning One Thru Twelve [Member]",
        "terseLabel": "1-12 Payments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeasoningThirteenThruTwentyFourMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeasoningThirteenThruTwentyFourMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Seasoning thirteen thru twenty four.",
        "label": "Seasoning Thirteen Thru Twenty Four [Member]",
        "terseLabel": "13-24 Payments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeasoningThirtySevenThruFortyEightMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeasoningThirtySevenThruFortyEightMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Seasoning thirty seven thru forty eight.",
        "label": "Seasoning Thirty Seven Thru Forty Eight [Member]",
        "terseLabel": "37-48 Payments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeasoningTwentyFiveThruThirtySixMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeasoningTwentyFiveThruThirtySixMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Seasoning twenty five thru thirty six.",
        "label": "Seasoning Twenty Five Thru Thirty Six [Member]",
        "terseLabel": "25-36 Payments [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SecuredDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SecuredDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Secured Debt [Member]",
        "terseLabel": "Secured Borrowings [Member]",
        "documentation": "Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets."
       }
      }
     },
     "auth_ref": []
    },
    "navi_SecuritiesFairValueOnBalanceSheetSecuritizationDerivatives": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SecuritiesFairValueOnBalanceSheetSecuritizationDerivatives",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail": {
       "parentTag": "us-gaap_DerivativeAssetFairValueOfCollateral",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCollateralHeldAndPledgedDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Securities fair value on balance sheet securitization derivatives.",
        "label": "Securities Fair Value On Balance Sheet Securitization Derivatives",
        "terseLabel": "Securities at fair value - on-balance sheet securitization derivatives (not recorded in financial statements)"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SecuritiesFinancialTransactionAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SecuritiesFinancialTransactionAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Securities Financial Transaction [Axis]",
        "documentation": "Securities financial transaction."
       }
      }
     },
     "auth_ref": []
    },
    "navi_SecuritiesFinancialTransactionDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SecuritiesFinancialTransactionDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Securities Financial Transaction [Domain]",
        "documentation": "Securities financial transaction."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SecuritiesFinancingTransactionLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SecuritiesFinancingTransactionLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Securities Financing Transaction [Line Items]",
        "terseLabel": "Securities Financing Transaction [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r312"
     ]
    },
    "us-gaap_SecuritiesFinancingTransactionTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SecuritiesFinancingTransactionTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Financing Transaction [Table]",
        "terseLabel": "Securities Financing Transaction [Table]",
        "documentation": "Disclosure of information about security financing transaction by measurement type."
       }
      }
     },
     "auth_ref": [
      "r312"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "Security12bTitle",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "terseLabel": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r1056"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r1058"
     ]
    },
    "us-gaap_SegmentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SegmentDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segments [Domain]",
        "terseLabel": "Segments",
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity."
       }
      }
     },
     "auth_ref": [
      "r101",
      "r221",
      "r227",
      "r230",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254",
      "r257",
      "r324",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r341",
      "r345",
      "r347",
      "r355",
      "r359",
      "r529",
      "r530",
      "r783",
      "r784",
      "r785",
      "r786",
      "r787",
      "r788",
      "r789",
      "r790",
      "r791",
      "r792",
      "r793",
      "r942",
      "r945",
      "r946",
      "r971",
      "r1035",
      "r1471",
      "r1473",
      "r1474",
      "r1475",
      "r1476",
      "r1477",
      "r1478",
      "r1479",
      "r1480",
      "r1481",
      "r1482",
      "r1483",
      "r1484",
      "r1485",
      "r1486",
      "r1487",
      "r1488",
      "r1489",
      "r1490",
      "r1491",
      "r1492",
      "r1493",
      "r1494",
      "r1495",
      "r1496",
      "r1497",
      "r1498",
      "r1510",
      "r1511"
     ]
    },
    "us-gaap_SegmentReportingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SegmentReportingAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SegmentReportingDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReporting"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Text Block]",
        "terseLabel": "Segment Reporting",
        "documentation": "The entire disclosure for segment reporting."
       }
      }
     },
     "auth_ref": [
      "r221",
      "r226",
      "r227",
      "r228",
      "r229",
      "r230",
      "r242",
      "r244",
      "r245",
      "r250",
      "r251",
      "r252",
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r941",
      "r943",
      "r944",
      "r945",
      "r947",
      "r948",
      "r949"
     ]
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SegmentReportingInformationLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Line Items]",
        "terseLabel": "Segment Reporting Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r227",
      "r230",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254"
     ]
    },
    "navi_SegmentResultsAndReconciliationsToGaapTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SegmentResultsAndReconciliationsToGaapTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation of the company's \"Core Earnings\" segment totals to its consolidated operating results in accordance with GAAP.",
        "label": "Segment Results And Reconciliations To Gaap Table [Text Block]",
        "terseLabel": "Segment Results and Reconciliations to GAAP"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeniorNotesDueDecemberFifteenTwoThousandFortyThreeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeniorNotesDueDecemberFifteenTwoThousandFortyThreeMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior notes due December fifteen two thousand forty three.",
        "label": "Senior Notes Due December Fifteen Two Thousand Forty Three [Member]",
        "terseLabel": "Senior Notes Due December 15, 2043 [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeniorUnsecuredDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeniorUnsecuredDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior unsecured debt.",
        "label": "Senior Unsecured Debt [Member]",
        "terseLabel": "Senior Unsecured Debt [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SeriesAJuniorParticipatingPreferredStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SeriesAJuniorParticipatingPreferredStockMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Series A Junior Participating Preferred Stock [Member]",
        "label": "Series A Junior Participating Preferred Stock [Member]",
        "documentation": "Series A junior participating preferred stock."
       }
      }
     },
     "auth_ref": []
    },
    "navi_ServicingRevenue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ServicingRevenue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Servicing revenue.",
        "label": "Servicing Revenue",
        "terseLabel": "Servicing revenue"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensation",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited": {
       "parentTag": "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Noncash Expense",
        "terseLabel": "Stock-based compensation expense",
        "totalLabel": "Share-Based Payment Arrangement, Noncash Expense, Total",
        "documentation": "Amount of noncash expense for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Award Types",
        "terseLabel": "All Award Types",
        "documentation": "Award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509"
     ]
    },
    "us-gaap_SharePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SharePrice",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Price",
        "terseLabel": "Closing price of common stock",
        "documentation": "Price of a single share of a number of saleable stocks of a company."
       }
      }
     },
     "auth_ref": []
    },
    "srt_ShareRepurchaseProgramAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ShareRepurchaseProgramAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program [Axis]",
        "documentation": "Information by share repurchase program."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "srt_ShareRepurchaseProgramDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ShareRepurchaseProgramDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program [Domain]",
        "documentation": "Name of share repurchase program."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SharesPaidForTaxWithholdingForShareBasedCompensation",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation",
        "terseLabel": "Shares repurchased related to employee stock-based compensation plans",
        "negatedLabel": "Shares repurchased related to employee stock-based compensation plans, Shares",
        "documentation": "Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1381"
     ]
    },
    "navi_SharesPaidForTaxWithholdingForShareBasedCompensationAverageCostPerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SharesPaidForTaxWithholdingForShareBasedCompensationAverageCostPerShare",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total cost of shares repurchased divided by the total number of shares repurchased, for shares repurchased related to employee stock-based compensation plans.",
        "label": "Shares Paid For Tax Withholding For Share Based Compensation Average Cost Per Share",
        "terseLabel": "Average purchase price per share"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShortTermBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShortTermBorrowings",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 0.0
      },
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail": {
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0,
       "order": 1.0
      },
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited": {
       "parentTag": "us-gaap_AssetsNet",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Short-term debt",
        "totalLabel": "Short-Term Debt, Total",
        "label": "Short-term borrowings, Carrying Value",
        "terseLabel": "Short-term borrowings",
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r707",
      "r708",
      "r711",
      "r1027",
      "r1167",
      "r1171",
      "r1465"
     ]
    },
    "us-gaap_ShortTermDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShortTermDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-Term Debt [Member]",
        "terseLabel": "Short-term borrowings [Member]",
        "documentation": "Debt arrangement having an initial term within one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShortTermDebtTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShortTermDebtTypeAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-Term Debt, Type [Axis]",
        "terseLabel": "Short-Term Debt, Type",
        "documentation": "Information by type of short-term debt arrangement."
       }
      }
     },
     "auth_ref": [
      "r1167",
      "r1170",
      "r1329",
      "r1330",
      "r1331"
     ]
    },
    "us-gaap_ShortTermDebtTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShortTermDebtTypeDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-Term Debt, Type [Domain]",
        "terseLabel": "Short-Term Debt, Type",
        "documentation": "Type of short-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing."
       }
      }
     },
     "auth_ref": [
      "r1167",
      "r1170",
      "r1329",
      "r1330",
      "r1331"
     ]
    },
    "navi_ShortTermUnsecuredDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "ShortTermUnsecuredDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short term unsecured debt.",
        "label": "Short Term Unsecured Debt [Member]",
        "terseLabel": "Short Term Senior Unsecured Debt [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShorttermDebtFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShorttermDebtFairValue",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail": {
       "parentTag": "us-gaap_FinancialLiabilitiesFairValueDisclosure",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsFairValuesOfFinancialAssetsAndLiabilitiesIncludingDerivativeFinancialInstrumentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-Term Debt, Fair Value",
        "terseLabel": "Short-term borrowings, Fair Value",
        "documentation": "This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r1425",
      "r1440",
      "r1441",
      "r1442",
      "r1444"
     ]
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SignificantAccountingPoliciesTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSignificantAccountingPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Significant Accounting Policies [Text Block]",
        "terseLabel": "Significant Accounting Policies",
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity."
       }
      }
     },
     "auth_ref": [
      "r176",
      "r177"
     ]
    },
    "navi_SixFourZeroAndAboveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SixFourZeroAndAboveMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansPrivateEducationLoanPortfolioStratifiedByKeyCreditQualityIndicatorsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fico six four zero and above.",
        "label": "Six Four Zero And Above [Member]",
        "terseLabel": "640 and Above [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "navi_StaffordLoansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "StaffordLoansMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansLoanTypeDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stafford loans member.",
        "label": "Stafford Loans [Member]",
        "terseLabel": "Stafford Loans [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementBusinessSegmentsAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureGoodwillSummaryOfGoodwillForEachReportingUnitsAndReportableSegmentsDetail",
      "http://navient.com/20260630/taxonomy/role/DisclosureSegmentReportingSegmentResultsAndReconciliationsToGaapReportableSegmentSignificantOperatingExpensesDetails",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingAssetInformationForLoansSegmentDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segments",
        "label": "Segments [Axis]",
        "documentation": "Information by business segments."
       }
      }
     },
     "auth_ref": [
      "r101",
      "r221",
      "r227",
      "r230",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r252",
      "r253",
      "r254",
      "r257",
      "r324",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r341",
      "r345",
      "r347",
      "r355",
      "r359",
      "r529",
      "r530",
      "r783",
      "r784",
      "r785",
      "r786",
      "r787",
      "r788",
      "r789",
      "r790",
      "r791",
      "r792",
      "r793",
      "r942",
      "r945",
      "r946",
      "r971",
      "r1035",
      "r1471",
      "r1473",
      "r1474",
      "r1475",
      "r1476",
      "r1477",
      "r1478",
      "r1479",
      "r1480",
      "r1481",
      "r1482",
      "r1483",
      "r1484",
      "r1485",
      "r1486",
      "r1487",
      "r1488",
      "r1489",
      "r1490",
      "r1491",
      "r1492",
      "r1493",
      "r1494",
      "r1495",
      "r1496",
      "r1497",
      "r1498",
      "r1510",
      "r1511"
     ]
    },
    "us-gaap_StatementClassOfStockAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementClassOfStockAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Stock [Axis]",
        "terseLabel": "Class of Stock",
        "documentation": "Information by the different classes of stock of the entity."
       }
      }
     },
     "auth_ref": [
      "r67",
      "r106",
      "r107",
      "r128",
      "r129",
      "r130",
      "r131",
      "r132",
      "r133",
      "r178",
      "r182",
      "r207",
      "r211",
      "r213",
      "r215",
      "r223",
      "r224",
      "r295",
      "r364",
      "r367",
      "r368",
      "r369",
      "r373",
      "r374",
      "r405",
      "r406",
      "r408",
      "r409",
      "r411",
      "r414",
      "r417",
      "r418",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r427",
      "r430",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r443",
      "r444",
      "r447",
      "r448",
      "r449",
      "r649",
      "r707",
      "r708",
      "r717",
      "r718",
      "r719",
      "r759",
      "r813",
      "r814",
      "r815",
      "r816",
      "r820",
      "r822",
      "r823",
      "r824",
      "r825",
      "r826",
      "r827",
      "r828",
      "r829",
      "r830",
      "r831",
      "r832",
      "r851",
      "r872",
      "r891",
      "r907",
      "r908",
      "r909",
      "r910",
      "r911",
      "r1142",
      "r1253",
      "r1255",
      "r1262",
      "r1347",
      "r1352"
     ]
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementEquityComponentsAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Member]",
        "label": "Equity Components [Axis]",
        "documentation": "Information by component of equity."
       }
      }
     },
     "auth_ref": [
      "r96",
      "r97",
      "r106",
      "r132",
      "r133",
      "r159",
      "r160",
      "r161",
      "r187",
      "r188",
      "r189",
      "r191",
      "r198",
      "r200",
      "r202",
      "r222",
      "r296",
      "r297",
      "r342",
      "r343",
      "r344",
      "r403",
      "r437",
      "r442",
      "r443",
      "r444",
      "r447",
      "r449",
      "r452",
      "r465",
      "r466",
      "r468",
      "r469",
      "r510",
      "r521",
      "r522",
      "r524",
      "r525",
      "r526",
      "r528",
      "r531",
      "r532",
      "r603",
      "r604",
      "r605",
      "r607",
      "r608",
      "r609",
      "r610",
      "r611",
      "r612",
      "r613",
      "r614",
      "r615",
      "r616",
      "r619",
      "r653",
      "r654",
      "r655",
      "r656",
      "r657",
      "r658",
      "r661",
      "r663",
      "r704",
      "r707",
      "r708",
      "r718",
      "r719",
      "r759",
      "r777",
      "r803",
      "r804",
      "r805",
      "r820",
      "r891",
      "r1352"
     ]
    },
    "us-gaap_StatementLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementLineItems",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Line Items]",
        "terseLabel": "Statement [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r107",
      "r110",
      "r111",
      "r115",
      "r123",
      "r125",
      "r128",
      "r131",
      "r132",
      "r133",
      "r137",
      "r187",
      "r188",
      "r189",
      "r222",
      "r405",
      "r406",
      "r408",
      "r411",
      "r417",
      "r437",
      "r439",
      "r440",
      "r441",
      "r442",
      "r443",
      "r444",
      "r445",
      "r446",
      "r447",
      "r449",
      "r451",
      "r452",
      "r464",
      "r661",
      "r705",
      "r707",
      "r708",
      "r717",
      "r718",
      "r719",
      "r811",
      "r821",
      "r832",
      "r843",
      "r844",
      "r845",
      "r846",
      "r847",
      "r848",
      "r851",
      "r854",
      "r855",
      "r856",
      "r857",
      "r858",
      "r860",
      "r861",
      "r862",
      "r863",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r874",
      "r875",
      "r877",
      "r878",
      "r879",
      "r880",
      "r881",
      "r882",
      "r883",
      "r884",
      "r885",
      "r886",
      "r887",
      "r888",
      "r891",
      "r927",
      "r936",
      "r937",
      "r1045",
      "r1515"
     ]
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfCashFlowsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfFinancialPositionAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfIncomeLocationBalanceAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfIncomeLocationBalanceAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsImpactOfDerivativesOnOtherComprehensiveIncomeEquityDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsMarkToMarketImpactOfDerivativesOnStatementsOfIncomeDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureFairValueMeasurementsIncludedInEarningsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Location, Statement of Income, Balance [Axis]",
        "documentation": "Information by location in statement of income line item where disaggregated amount is reported."
       }
      }
     },
     "auth_ref": [
      "r346",
      "r353",
      "r354",
      "r358",
      "r555",
      "r564",
      "r581",
      "r584",
      "r630",
      "r634",
      "r637",
      "r650",
      "r651",
      "r652",
      "r801",
      "r802",
      "r876",
      "r922",
      "r986",
      "r988",
      "r1009",
      "r1011",
      "r1016",
      "r1024",
      "r1025",
      "r1384",
      "r1385",
      "r1472"
     ]
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfStockholdersEquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_StatementScenarioAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "StatementScenarioAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Scenario [Axis]",
        "terseLabel": "Scenario",
        "documentation": "Information by scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts."
       }
      }
     },
     "auth_ref": [
      "r95",
      "r98",
      "r99",
      "r203",
      "r480",
      "r1143",
      "r1144"
     ]
    },
    "us-gaap_StatementTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementTable",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]",
        "documentation": "Presentation of information about comprehensive income, income, other comprehensive income, financial position, cash flows, and shareholders' equity."
       }
      }
     },
     "auth_ref": [
      "r100",
      "r106",
      "r107",
      "r110",
      "r111",
      "r115",
      "r123",
      "r125",
      "r128",
      "r131",
      "r132",
      "r133",
      "r137",
      "r187",
      "r188",
      "r189",
      "r222",
      "r258",
      "r405",
      "r406",
      "r408",
      "r411",
      "r417",
      "r437",
      "r439",
      "r440",
      "r441",
      "r442",
      "r443",
      "r444",
      "r445",
      "r446",
      "r447",
      "r449",
      "r451",
      "r452",
      "r464",
      "r661",
      "r705",
      "r707",
      "r708",
      "r717",
      "r718",
      "r719",
      "r759",
      "r811",
      "r821",
      "r832",
      "r843",
      "r844",
      "r845",
      "r846",
      "r847",
      "r848",
      "r851",
      "r854",
      "r855",
      "r856",
      "r857",
      "r858",
      "r860",
      "r861",
      "r862",
      "r863",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r874",
      "r875",
      "r877",
      "r878",
      "r879",
      "r880",
      "r881",
      "r882",
      "r883",
      "r884",
      "r885",
      "r886",
      "r887",
      "r888",
      "r891",
      "r927",
      "r936",
      "r937",
      "r1045",
      "r1515"
     ]
    },
    "navi_SteveHauberMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SteveHauberMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Steve Hauber [Member]",
        "documentation": "Steve Hauber.",
        "terseLabel": "Steve Hauber [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_StkPrcOrTsrEstimationMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "StkPrcOrTsrEstimationMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Price or TSR Estimation Method [Text Block]",
        "terseLabel": "Stock Price or TSR Estimation Method"
       }
      }
     },
     "auth_ref": [
      "r1065",
      "r1075",
      "r1085",
      "r1117"
     ]
    },
    "us-gaap_StockAppreciationRightsSARSMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockAppreciationRightsSARSMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Appreciation Rights (SARs) [Member]",
        "terseLabel": "Stock Appreciation Rights (SARs)",
        "documentation": "Right to receive cash or shares equal to appreciation of predetermined number of grantor's shares during predetermined time period."
       }
      }
     },
     "auth_ref": [
      "r1355",
      "r1356",
      "r1357",
      "r1358",
      "r1359",
      "r1360",
      "r1361",
      "r1362",
      "r1363",
      "r1364",
      "r1365",
      "r1366",
      "r1367",
      "r1368",
      "r1369",
      "r1370",
      "r1371",
      "r1372",
      "r1373",
      "r1374",
      "r1375",
      "r1376",
      "r1377",
      "r1378",
      "r1379",
      "r1380"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodSharesNewIssues": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockIssuedDuringPeriodSharesNewIssues",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During Period, Shares, New Issues",
        "terseLabel": "Issuance of common shares, Shares",
        "verboseLabel": "Common shares issued",
        "documentation": "Number of new stock issued during the period."
       }
      }
     },
     "auth_ref": [
      "r813",
      "r891",
      "r908",
      "r1165",
      "r1174",
      "r1175",
      "r1342",
      "r1343",
      "r1344",
      "r1346",
      "r1349",
      "r1456",
      "r1457",
      "r1459",
      "r1460"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodValueNewIssues": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockIssuedDuringPeriodValueNewIssues",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During Period, Value, New Issues",
        "terseLabel": "Issuance of common shares",
        "documentation": "Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering."
       }
      }
     },
     "auth_ref": [
      "r820",
      "r891",
      "r908",
      "r1054",
      "r1165",
      "r1174",
      "r1175",
      "r1342",
      "r1343",
      "r1344",
      "r1346",
      "r1349",
      "r1456",
      "r1457",
      "r1459",
      "r1460"
     ]
    },
    "srt_StockRepurchaseProgramAuthorizedAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "StockRepurchaseProgramAuthorizedAmount1",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program, Authorized, Amount",
        "terseLabel": "Authorized multi-year share repurchased program amount",
        "documentation": "Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program, Remaining Authorized, Amount",
        "terseLabel": "Remaining common stock repurchase authority",
        "verboseLabel": "Unused authorization",
        "documentation": "Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership."
       }
      }
     },
     "auth_ref": [
      "r1352"
     ]
    },
    "us-gaap_StockholdersEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquity",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning Balance, Value",
        "periodEndLabel": "Ending Balance, Value",
        "label": "Equity, Attributable to Parent",
        "totalLabel": "Equity, Attributable to Parent, Total",
        "documentation": "Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest."
       }
      }
     },
     "auth_ref": [
      "r34",
      "r853",
      "r870",
      "r892",
      "r893",
      "r1027",
      "r1055",
      "r1180",
      "r1251",
      "r1255",
      "r1256",
      "r1299",
      "r1445",
      "r1516"
     ]
    },
    "us-gaap_StockholdersEquityBeforeTreasuryStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityBeforeTreasuryStock",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity before Treasury Stock",
        "totalLabel": "Total stockholders' equity before treasury stock",
        "documentation": "Total amount of stockholders' equity (deficit) items including stock value, paid in capital, retained earnings and including equity attributable to noncontrolling interests and before deducting the carrying value of treasury stock."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
     "crdr": "credit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity, Including Portion Attributable to Noncontrolling Interest",
        "periodEndLabel": "Ending Balance, Value",
        "periodStartLabel": "Beginning Balance, Value",
        "totalLabel": "Total equity",
        "documentation": "Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity."
       }
      }
     },
     "auth_ref": [
      "r13",
      "r14",
      "r20",
      "r96",
      "r97",
      "r133",
      "r160",
      "r187",
      "r188",
      "r189",
      "r191",
      "r198",
      "r200",
      "r296",
      "r297",
      "r342",
      "r343",
      "r344",
      "r403",
      "r437",
      "r443",
      "r444",
      "r447",
      "r449",
      "r465",
      "r466",
      "r468",
      "r469",
      "r510",
      "r521",
      "r522",
      "r524",
      "r525",
      "r526",
      "r528",
      "r531",
      "r532",
      "r603",
      "r604",
      "r605",
      "r607",
      "r608",
      "r609",
      "r610",
      "r611",
      "r612",
      "r619",
      "r653",
      "r654",
      "r658",
      "r663",
      "r704",
      "r707",
      "r708",
      "r718",
      "r719",
      "r804",
      "r805",
      "r818",
      "r853",
      "r870",
      "r892",
      "r893",
      "r912",
      "r1037",
      "r1038",
      "r1054",
      "r1165",
      "r1174",
      "r1251",
      "r1255",
      "r1256",
      "r1299",
      "r1445",
      "r1516"
     ]
    },
    "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity",
        "label": "Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity [Text Block]",
        "terseLabel": "Stockholders' Equity",
        "documentation": "The entire disclosure for equity."
       }
      }
     },
     "auth_ref": [
      "r106",
      "r132",
      "r133",
      "r138",
      "r416",
      "r419",
      "r421",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r438",
      "r443",
      "r444",
      "r447",
      "r449",
      "r450",
      "r454",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r463",
      "r602",
      "r617",
      "r618",
      "r666",
      "r894",
      "r895",
      "r913"
     ]
    },
    "us-gaap_StockholdersEquityOther": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityOther",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity, Other",
        "terseLabel": "Other",
        "documentation": "This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy."
       }
      }
     },
     "auth_ref": [
      "r1342"
     ]
    },
    "navi_SummaryOfAmortizedCostBasisOfLoansToBorrowersTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SummaryOfAmortizedCostBasisOfLoansToBorrowersTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summary of amortized cost basis of loans to borrowers.",
        "label": "Summary of Amortized Cost Basis of Loans to Borrowers [Table Text Block]",
        "terseLabel": "Summary of Amortized Cost Basis of Loans to Borrowers"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SummaryOfCoreEarningsAdjustmentsToGaapTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SummaryOfCoreEarningsAdjustmentsToGaapTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the company's \"Core Earnings\" adjustments to GAAP.",
        "label": "Summary Of Core Earnings Adjustments To Gaap Table [Text Block]",
        "terseLabel": "Core Earnings Adjustments to GAAP"
       }
      }
     },
     "auth_ref": []
    },
    "navi_SummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "SummaryOfPerformanceAndRelatedLoanStatusOfLoansModifiedTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summary of performance and related loan status of loans modified.",
        "label": "Summary of Performance and Related Loan Status of Loans Modified [Table Text Block]",
        "terseLabel": "Summary of Performance and Related Loan Status of Loans Modified"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SupplementalCashFlowInformationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SupplementalCashFlowInformationAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information [Abstract]",
        "terseLabel": "Supplemental disclosure of cash flow information:"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TabularListTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TabularListTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tabular List [Table Text Block]",
        "terseLabel": "Tabular List, Table"
       }
      }
     },
     "auth_ref": [
      "r1111"
     ]
    },
    "ecd_TotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Amount",
        "terseLabel": "Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r1103"
     ]
    },
    "ecd_TotalShareholderRtnVsPeerGroupTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TotalShareholderRtnVsPeerGroupTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Vs Peer Group [Text Block]",
        "terseLabel": "Total Shareholder Return Vs Peer Group"
       }
      }
     },
     "auth_ref": [
      "r1110"
     ]
    },
    "ecd_TradingArrAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TradingArrAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement [Axis]",
        "terseLabel": "Trading Arrangement:"
       }
      }
     },
     "auth_ref": [
      "r1130"
     ]
    },
    "ecd_TradingArrByIndTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TradingArrByIndTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangements, by Individual [Table]",
        "terseLabel": "Trading Arrangements, by Individual"
       }
      }
     },
     "auth_ref": [
      "r1132"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "TradingSymbol",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "navi_TransferableTaxCreditsPurchases": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "TransferableTaxCreditsPurchases",
     "crdr": "credit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedStatementsOfCashFlowsUnauditedParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Transferable tax credits purchases",
        "label": "Transferable Tax Credits Purchases",
        "documentation": "Transferable tax credits purchases."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsCarryingValueAndRelatedFairValueHedgingAdjustmentsOfLiabilitiesDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments [Domain]",
        "terseLabel": "Financial Instruments",
        "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms."
       }
      }
     },
     "auth_ref": [
      "r265",
      "r266",
      "r267",
      "r268",
      "r269",
      "r270",
      "r271",
      "r272",
      "r273",
      "r274",
      "r275",
      "r276",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r300",
      "r301",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r400",
      "r435",
      "r602",
      "r639",
      "r648",
      "r651",
      "r668",
      "r669",
      "r670",
      "r671",
      "r672",
      "r673",
      "r674",
      "r675",
      "r676",
      "r677",
      "r678",
      "r679",
      "r680",
      "r681",
      "r682",
      "r683",
      "r685",
      "r686",
      "r689",
      "r690",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r701",
      "r702",
      "r703",
      "r739",
      "r740",
      "r741",
      "r742",
      "r743",
      "r744",
      "r745",
      "r746",
      "r747",
      "r748",
      "r749",
      "r750",
      "r751",
      "r752",
      "r753",
      "r754",
      "r755",
      "r756",
      "r761",
      "r778",
      "r1013",
      "r1015",
      "r1017",
      "r1018",
      "r1019",
      "r1020",
      "r1021",
      "r1022",
      "r1023",
      "r1029",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1295",
      "r1296",
      "r1297",
      "r1298",
      "r1424",
      "r1427",
      "r1428",
      "r1429",
      "r1436",
      "r1439",
      "r1440",
      "r1441"
     ]
    },
    "ecd_TrdArrAdoptionDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrAdoptionDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Adoption Date",
        "terseLabel": "Adoption Date"
       }
      }
     },
     "auth_ref": [
      "r1133"
     ]
    },
    "ecd_TrdArrDuration": {
     "xbrltype": "durationItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrDuration",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Duration",
        "terseLabel": "Arrangement Duration"
       }
      }
     },
     "auth_ref": [
      "r1134"
     ]
    },
    "ecd_TrdArrExpirationDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrExpirationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Expiration Date",
        "terseLabel": "Expiration Date"
       }
      }
     },
     "auth_ref": [
      "r1134"
     ]
    },
    "ecd_TrdArrIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r1132"
     ]
    },
    "ecd_TrdArrIndTitle": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrIndTitle",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Title",
        "terseLabel": "Title"
       }
      }
     },
     "auth_ref": [
      "r1132"
     ]
    },
    "ecd_TrdArrSecuritiesAggAvailAmt": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrSecuritiesAggAvailAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Securities Aggregate Available Amount",
        "terseLabel": "Aggregate Available"
       }
      }
     },
     "auth_ref": [
      "r1135"
     ]
    },
    "ecd_TrdArrTerminationDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "TrdArrTerminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Termination Date",
        "terseLabel": "Termination Date"
       }
      }
     },
     "auth_ref": [
      "r1133"
     ]
    },
    "us-gaap_TreasuryStockAcquiredAverageCostPerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockAcquiredAverageCostPerShare",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shares Acquired, Average Cost Per Share",
        "verboseLabel": "Average purchase price per share",
        "documentation": "Total cost of shares repurchased divided by the total number of shares repurchased."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TreasuryStockCommonMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockCommonMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Common [Member]",
        "terseLabel": "Treasury Stock [Member]",
        "documentation": "Previously issued common shares repurchased by the issuing entity and held in treasury."
       }
      }
     },
     "auth_ref": [
      "r707",
      "r708",
      "r719",
      "r1352"
     ]
    },
    "us-gaap_TreasuryStockCommonShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockCommonShares",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Common, Shares",
        "terseLabel": "Common stock held in treasury",
        "periodEndLabel": "Treasury Stock, Common, Shares",
        "periodStartLabel": "Treasury Stock, Common, Shares",
        "documentation": "Number of previously issued common shares repurchased by the issuing entity and held in treasury."
       }
      }
     },
     "auth_ref": [
      "r461",
      "r462",
      "r1456",
      "r1457",
      "r1460"
     ]
    },
    "us-gaap_TreasuryStockSharesAcquired": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockSharesAcquired",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Shares, Acquired",
        "terseLabel": "Common stock repurchased, shares",
        "negatedLabel": "Common stock repurchased, shares",
        "documentation": "Number of shares that have been repurchased during the period and are being held in treasury."
       }
      }
     },
     "auth_ref": [
      "r1175",
      "r1342",
      "r1344",
      "r1346",
      "r1349",
      "r1456",
      "r1457",
      "r1459",
      "r1460"
     ]
    },
    "us-gaap_TreasuryStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockValue",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited": {
       "parentTag": "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedBalanceSheetsUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Value",
        "totalLabel": "Treasury Stock, Value, Total",
        "negatedLabel": "Less: Common stock held in treasury at cost: 374 million and 371 million shares, respectively",
        "documentation": "The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury."
       }
      }
     },
     "auth_ref": [
      "r1350",
      "r1351",
      "r1352"
     ]
    },
    "us-gaap_TreasuryStockValueAcquiredCostMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockValueAcquiredCostMethod",
     "crdr": "debit",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureStockholdersEquityCommonShareRepurchasesIssuancesAndDividendsPaidDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInStockholdersEquityUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Value, Acquired, Cost Method",
        "terseLabel": "Common stock repurchased, value",
        "negatedLabel": "Common stock repurchased",
        "documentation": "Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method."
       }
      }
     },
     "auth_ref": [
      "r1165",
      "r1174",
      "r1175",
      "r1342",
      "r1343",
      "r1344",
      "r1346",
      "r1349"
     ]
    },
    "us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/DisclosureAllowanceForLoanLossesEducationLoansTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivable, Modified [Table Text Block]",
        "terseLabel": "Loans Modified Accounts for TDR",
        "documentation": "Tabular disclosure of financing receivable modified for debtor experiencing financial difficulty."
       }
      }
     },
     "auth_ref": [
      "r54",
      "r55",
      "r950",
      "r1289",
      "r1290"
     ]
    },
    "navi_UnallocatedSharedServicesExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://navient.com/20260630",
     "localname": "UnallocatedSharedServicesExpenses",
     "crdr": "debit",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unallocated shared services expenses.",
        "label": "Unallocated Shared Services Expenses",
        "terseLabel": "Unallocated shared services expenses"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_UndrlygSecurityMktPriceChngPct": {
     "xbrltype": "pureItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "UndrlygSecurityMktPriceChngPct",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Underlying Security Market Price Change, Percent",
        "terseLabel": "Underlying Security Market Price Change"
       }
      }
     },
     "auth_ref": [
      "r1129"
     ]
    },
    "us-gaap_UnsecuredDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UnsecuredDebtMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsCompanySBorrowingsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unsecured Debt [Member]",
        "terseLabel": "Total Unsecured Borrowings [Member]",
        "verboseLabel": "Long Term Senior Unsecured Debt [Member]",
        "documentation": "Debt obligation not collateralized by pledge of, mortgage of or other lien on the entity's assets."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ValuationTechniqueAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ValuationTechniqueAxis",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Valuation Approach and Technique [Axis]",
        "terseLabel": "Valuation Approach and Technique",
        "documentation": "Information by valuation approach and technique."
       }
      }
     },
     "auth_ref": [
      "r626",
      "r627",
      "r677",
      "r986",
      "r990",
      "r1017",
      "r1429"
     ]
    },
    "us-gaap_ValuationTechniqueDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ValuationTechniqueDomain",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingCoreEarningsAdjustmentsToGAAPDetail",
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureSegmentReportingSegmentResultsAndReconciliationsToGAAPCoreEarningsAdjustmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Valuation Approach and Technique [Domain]",
        "terseLabel": "Valuation Approach and Technique",
        "documentation": "Valuation approach and technique."
       }
      }
     },
     "auth_ref": [
      "r626",
      "r627",
      "r677",
      "r986",
      "r990",
      "r1017",
      "r1429"
     ]
    },
    "us-gaap_VariableInterestEntityPrimaryBeneficiaryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "VariableInterestEntityPrimaryBeneficiaryMember",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureBorrowingsFinancingViesDetail",
      "http://navient.com/20260630/taxonomy/role/StatementConsolidatedBalanceSheetsSupplementalInformationUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Interest Entity, Primary Beneficiary [Member]",
        "terseLabel": "Assets and Liabilities of Consolidated Variable Interest Entities [Member]",
        "documentation": "Variable Interest Entities (VIE) in which the entity has a controlling financial interest (as defined) and of which it is therefore the primary beneficiary. A controlling financial interest is determined based on both: (a) the entity's power to direct activities of the VIE that most significantly impact the VIE's economic performance and (b) the entity's obligation to absorb losses of the VIE that could potentially be significant to the VIE or the right to receive benefits from the VIE that could potentially be significant to the VIE. VIEs of which the entity is the primary beneficiary are included in the consolidated financial statements of the entity."
       }
      }
     },
     "auth_ref": [
      "r15",
      "r535",
      "r536",
      "r540",
      "r541"
     ]
    },
    "ecd_VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member]",
        "terseLabel": "Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year"
       }
      }
     },
     "auth_ref": [
      "r1099"
     ]
    },
    "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustment",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted, Adjustment",
        "terseLabel": "Dilutive potential common shares",
        "totalLabel": "Weighted Average Number of Shares Outstanding, Diluted, Adjustment, Total",
        "documentation": "The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation."
       }
      }
     },
     "auth_ref": [
      "r1263"
     ]
    },
    "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract]",
        "terseLabel": "Effect of dilutive securities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Average common and common equivalent shares outstanding",
        "totalLabel": "Weighted average shares used to compute diluted EPS",
        "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period."
       }
      }
     },
     "auth_ref": [
      "r206",
      "r215"
     ]
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "terseLabel": "Denominator:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "calculation": {
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 0.0
      }
     },
     "presentation": [
      "http://navient.com/20260630/taxonomy/role/Role_DisclosureEarningsLossPerCommonShareScheduleOfEarningsLossPerCommonShareDetail",
      "http://navient.com/20260630/taxonomy/role/Role_StatementConsolidatedStatementsOfIncomeUnaudited"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Average common shares outstanding",
        "verboseLabel": "Weighted average shares used to compute basic EPS",
        "totalLabel": "Weighted Average Number of Shares Outstanding, Basic, Total",
        "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period."
       }
      }
     },
     "auth_ref": [
      "r205",
      "r215"
     ]
    },
    "ecd_YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2026",
     "localname": "YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member]",
        "terseLabel": "Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested"
       }
      }
     },
     "auth_ref": [
      "r1097"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "SubTopic": "230",
   "Topic": "830",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477401/830-230-45-1"
  },
  "r1": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "SubTopic": "10",
   "Topic": "220",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-10A"
  },
  "r2": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "SubTopic": "10",
   "Topic": "810",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-20"
  },
  "r3": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r4": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(b)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r5": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c)(3)",
   "SubTopic": "10",
   "Topic": "810",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-1A"
  },
  "r6": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-14"
  },
  "r7": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-14A"
  },
  "r8": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-5"
  },
  "r9": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-13"
  },
  "r10": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-14"
  },
  "r11": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "310",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/310/tableOfContent"
  },
  "r12": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "470",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481544/470-10-50-5"
  },
  "r13": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-15"
  },
  "r14": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "16",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-16"
  },
  "r15": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-3"
  },
  "r16": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-4"
  },
  "r17": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-5A"
  },
  "r18": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-6"
  },
  "r19": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-9"
  },
  "r20": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "810",
   "SubTopic": "10",
   "Section": "55",
   "Paragraph": "4I",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481175/810-10-55-4I"
  },
  "r21": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "942",
   "SubTopic": "470",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477734/942-470-50-3"
  },
  "r22": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-11"
  },
  "r23": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r24": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r25": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r26": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r27": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r28": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-15"
  },
  "r29": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-15"
  },
  "r30": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-24"
  },
  "r31": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-25"
  },
  "r32": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-25"
  },
  "r33": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r34": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 4.E)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480418/310-10-S99-2"
  },
  "r35": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "470",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/470/tableOfContent"
  },
  "r36": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "19",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-19"
  },
  "r37": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r38": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(12))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r39": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(13))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r40": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(14))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r41": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(15))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r42": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r43": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r44": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r45": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r46": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r47": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482913/230-10-50-2"
  },
  "r48": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11B",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-11B"
  },
  "r49": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11B",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-11B"
  },
  "r50": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11B",
   "Subparagraph": "(c)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-11B"
  },
  "r51": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "29",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-29"
  },
  "r52": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "29",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-29"
  },
  "r53": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "29",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-29"
  },
  "r54": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "33",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-33"
  },
  "r55": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "34",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-34"
  },
  "r56": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "34",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-34"
  },
  "r57": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-7"
  },
  "r58": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-7A"
  },
  "r59": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "40",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481774/310-40-40-7A"
  },
  "r60": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "310",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481746/310-40-50-4"
  },
  "r61": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-10"
  },
  "r62": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-6"
  },
  "r63": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-7"
  },
  "r64": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-8"
  },
  "r65": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "SubTopic": "20",
   "Topic": "740",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482659/740-20-45-2"
  },
  "r66": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(h))",
   "SubTopic": "10",
   "Topic": "235",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r67": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r68": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1404",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r69": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1404",
   "Paragraph": "b",
   "Publisher": "SEC"
  },
  "r70": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r71": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(2)",
   "Publisher": "SEC"
  },
  "r72": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(3)",
   "Publisher": "SEC"
  },
  "r73": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(4)",
   "Publisher": "SEC"
  },
  "r74": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "c",
   "Publisher": "SEC"
  },
  "r75": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "04",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r76": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column A",
   "Publisher": "SEC"
  },
  "r77": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column B",
   "Publisher": "SEC"
  },
  "r78": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column C",
   "Publisher": "SEC"
  },
  "r79": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column D",
   "Publisher": "SEC"
  },
  "r80": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column E",
   "Publisher": "SEC"
  },
  "r81": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "17",
   "Paragraph": "Column F",
   "Publisher": "SEC"
  },
  "r82": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column E",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r83": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(i)",
   "Publisher": "SEC"
  },
  "r84": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)(A)",
   "Publisher": "SEC"
  },
  "r85": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)(B)",
   "Publisher": "SEC"
  },
  "r86": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(iv)",
   "Publisher": "SEC"
  },
  "r87": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(i)",
   "Publisher": "SEC"
  },
  "r88": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)(A)",
   "Publisher": "SEC"
  },
  "r89": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)(B)",
   "Publisher": "SEC"
  },
  "r90": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)(C)",
   "Publisher": "SEC"
  },
  "r91": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(iv)",
   "Publisher": "SEC"
  },
  "r92": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "4",
   "Subsection": "08",
   "Paragraph": "m",
   "Subparagraph": "(1)(iii)",
   "Publisher": "SEC"
  },
  "r93": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "4",
   "Subsection": "08",
   "Paragraph": "m",
   "Subparagraph": "(2)(ii)",
   "Publisher": "SEC"
  },
  "r94": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 11",
   "Section": "L",
   "Publisher": "SEC"
  },
  "r95": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 11",
   "Section": "M",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r96": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "9",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479343/105-10-65-9"
  },
  "r97": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "9",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479343/105-10-65-9"
  },
  "r98": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481003/205-10-S50-2"
  },
  "r99": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SAB Topic 1.B.2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480922/205-10-S99-7"
  },
  "r100": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483475/205-20-45-10"
  },
  "r101": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483499/205-20-50-1"
  },
  "r102": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483499/205-20-50-5A"
  },
  "r103": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483499/205-20-50-7"
  },
  "r104": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479938/205-30-45-1"
  },
  "r105": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479910/205-30-50-1"
  },
  "r106": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-11"
  },
  "r107": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-13"
  },
  "r108": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-2"
  },
  "r109": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-6"
  },
  "r110": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-8"
  },
  "r111": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-9"
  },
  "r112": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r113": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(15))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r114": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(18))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r115": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19)(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r116": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r117": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r118": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r119": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r120": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r121": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r122": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r123": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r124": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r125": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r126": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(24))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r127": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r128": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r129": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27)(c)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r130": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27)(c)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r131": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r132": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(28))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r133": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(29))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r134": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(3)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r135": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r136": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r137": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r138": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(31))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r139": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(32))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r140": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r141": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r142": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r143": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r144": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r145": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r146": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r147": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-4"
  },
  "r148": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-10"
  },
  "r149": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-12"
  },
  "r150": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-10A"
  },
  "r151": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-11"
  },
  "r152": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-15"
  },
  "r153": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-1A"
  },
  "r154": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-1A"
  },
  "r155": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-1A"
  },
  "r156": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-1B"
  },
  "r157": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-1B"
  },
  "r158": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-1"
  },
  "r159": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-4"
  },
  "r160": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-5"
  },
  "r161": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-6"
  },
  "r162": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(24))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r163": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r164": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r165": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r166": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r167": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-6"
  },
  "r168": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-17"
  },
  "r169": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-24"
  },
  "r170": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-25"
  },
  "r171": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r172": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-4"
  },
  "r173": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482913/230-10-50-2"
  },
  "r174": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482913/230-10-50-2A"
  },
  "r175": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482913/230-10-50-8"
  },
  "r176": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/235/tableOfContent"
  },
  "r177": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483426/235-10-50-1"
  },
  "r178": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480738/235-10-S50-1"
  },
  "r179": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480738/235-10-S50-4"
  },
  "r180": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r181": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r182": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r183": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(k)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r184": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(m)(1)(iii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r185": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(m)(2)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r186": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-04(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-3"
  },
  "r187": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "23",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-23"
  },
  "r188": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-24"
  },
  "r189": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-5"
  },
  "r190": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r191": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r192": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r193": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r194": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-11"
  },
  "r195": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-11"
  },
  "r196": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-3"
  },
  "r197": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-4"
  },
  "r198": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-6"
  },
  "r199": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-7"
  },
  "r200": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-7"
  },
  "r201": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-8"
  },
  "r202": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-9"
  },
  "r203": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SAB Topic 11.M.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480530/250-10-S99-5"
  },
  "r204": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/260/tableOfContent"
  },
  "r205": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-10"
  },
  "r206": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "16",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-16"
  },
  "r207": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-2"
  },
  "r208": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-22"
  },
  "r209": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "23",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-23"
  },
  "r210": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-28A"
  },
  "r211": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-3"
  },
  "r212": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-60B"
  },
  "r213": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-60B"
  },
  "r214": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-7"
  },
  "r215": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482662/260-10-50-1"
  },
  "r216": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482662/260-10-50-1"
  },
  "r217": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482662/260-10-50-2"
  },
  "r218": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482662/260-10-50-3"
  },
  "r219": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482635/260-10-55-12"
  },
  "r220": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482635/260-10-55-15"
  },
  "r221": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "270",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482964/270-10-50-1"
  },
  "r222": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483014/272-10-45-1"
  },
  "r223": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482987/272-10-50-1"
  },
  "r224": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482987/272-10-50-3"
  },
  "r225": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-20"
  },
  "r226": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/280/tableOfContent"
  },
  "r227": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-15"
  },
  "r228": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-21"
  },
  "r229": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-21"
  },
  "r230": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r231": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r232": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r233": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r234": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r235": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r236": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r237": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r238": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r239": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(j)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r240": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "25",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-25"
  },
  "r241": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "25",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-25"
  },
  "r242": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26"
  },
  "r243": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26A"
  },
  "r244": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26B"
  },
  "r245": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26C"
  },
  "r246": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r247": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r248": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r249": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r250": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-31"
  },
  "r251": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r252": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(ee)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r253": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r254": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "34",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-34"
  },
  "r255": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "40",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-40"
  },
  "r256": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "41",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-41"
  },
  "r257": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-42"
  },
  "r258": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481990/310-10-45-13"
  },
  "r259": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481990/310-10-45-2"
  },
  "r260": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-3"
  },
  "r261": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-42"
  },
  "r262": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-42"
  },
  "r263": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-42"
  },
  "r264": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "44",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-44"
  },
  "r265": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r266": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r267": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(aa)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r268": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(aaa)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r269": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r270": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r271": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-2"
  },
  "r272": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r273": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r274": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r275": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r276": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r277": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r278": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r279": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(aaa)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r280": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r281": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r282": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r283": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r284": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r285": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r286": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r287": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5A"
  },
  "r288": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5A"
  },
  "r289": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5A"
  },
  "r290": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r291": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r292": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r293": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r294": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r295": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481687/323-10-50-3"
  },
  "r296": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479654/326-10-65-4"
  },
  "r297": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479654/326-10-65-5"
  },
  "r298": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479344/326-20-45-1"
  },
  "r299": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-11"
  },
  "r300": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r301": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r302": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r303": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(cc)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r304": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r305": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r306": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r307": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-14"
  },
  "r308": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r309": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r310": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r311": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r312": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-20"
  },
  "r313": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-3C"
  },
  "r314": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3D",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-3D"
  },
  "r315": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r316": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r317": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-6"
  },
  "r318": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-6A"
  },
  "r319": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-4"
  },
  "r320": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-7"
  },
  "r321": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-9"
  },
  "r322": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/350-20/tableOfContent"
  },
  "r323": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482598/350-20-45-1"
  },
  "r324": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r325": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r326": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r327": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r328": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r329": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r330": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r331": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r332": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r333": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1A"
  },
  "r334": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-2"
  },
  "r335": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-2"
  },
  "r336": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-3A"
  },
  "r337": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-4"
  },
  "r338": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-5"
  },
  "r339": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-6"
  },
  "r340": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-6"
  },
  "r341": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-3"
  },
  "r342": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482705/350-40-65-4"
  },
  "r343": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482705/350-40-65-4"
  },
  "r344": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "60",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476166/350-60-65-1"
  },
  "r345": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482099/360-10-50-2"
  },
  "r346": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482099/360-10-50-3"
  },
  "r347": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482099/360-10-50-3"
  },
  "r348": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r349": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r350": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r351": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r352": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r353": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r354": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482017/420-10-50-1"
  },
  "r355": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482017/420-10-50-1"
  },
  "r356": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.P.3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-1"
  },
  "r357": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.P.4.b.1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-2"
  },
  "r358": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.P.4.c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-2"
  },
  "r359": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.P.4.d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-2"
  },
  "r360": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "440",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482648/440-10-50-4"
  },
  "r361": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "440",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482648/440-10-50-4"
  },
  "r362": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481544/470-10-50-6"
  },
  "r363": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481544/470-10-50-6"
  },
  "r364": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r365": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r366": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r367": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r368": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r369": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r370": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r371": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r372": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r373": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r374": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r375": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r376": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r377": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r378": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r379": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r380": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r381": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r382": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r383": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r384": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1C"
  },
  "r385": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1C"
  },
  "r386": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1C"
  },
  "r387": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1D"
  },
  "r388": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1D"
  },
  "r389": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1D"
  },
  "r390": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1E"
  },
  "r391": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1E"
  },
  "r392": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1E"
  },
  "r393": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1E"
  },
  "r394": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1F"
  },
  "r395": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1F"
  },
  "r396": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1F"
  },
  "r397": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1F"
  },
  "r398": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1I"
  },
  "r399": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1I"
  },
  "r400": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1I"
  },
  "r401": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1I"
  },
  "r402": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-4"
  },
  "r403": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(f)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481538/470-20-65-4"
  },
  "r404": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(f)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481538/470-20-65-4"
  },
  "r405": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479887/480-10-S45-1"
  },
  "r406": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479887/480-10-S45-2"
  },
  "r407": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479887/480-10-S45-3"
  },
  "r408": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479857/480-10-S50-1"
  },
  "r409": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479857/480-10-S50-2"
  },
  "r410": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479857/480-10-S50-3"
  },
  "r411": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480244/480-10-S99-1"
  },
  "r412": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(01)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480244/480-10-S99-1"
  },
  "r413": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(01)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480244/480-10-S99-1"
  },
  "r414": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480244/480-10-S99-1"
  },
  "r415": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3A",
   "Subparagraph": "(24)(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480244/480-10-S99-3A"
  },
  "r416": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/505/tableOfContent"
  },
  "r417": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481142/505-10-45-2"
  },
  "r418": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-11"
  },
  "r419": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r420": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r421": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r422": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r423": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r424": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r425": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r426": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r427": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r428": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-13"
  },
  "r429": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-14"
  },
  "r430": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-14"
  },
  "r431": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-14"
  },
  "r432": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-16"
  },
  "r433": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-18"
  },
  "r434": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-18"
  },
  "r435": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-18"
  },
  "r436": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-18"
  },
  "r437": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-2"
  },
  "r438": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-3"
  },
  "r439": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-4"
  },
  "r440": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-5"
  },
  "r441": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-5"
  },
  "r442": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S35",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480125/505-10-S35-1"
  },
  "r443": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-2"
  },
  "r444": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-3"
  },
  "r445": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-4"
  },
  "r446": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-8"
  },
  "r447": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480070/505-10-S50-1"
  },
  "r448": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480070/505-10-S50-6"
  },
  "r449": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.3-04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480008/505-10-S99-1"
  },
  "r450": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SAB Topic 4.C)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480008/505-10-S99-4"
  },
  "r451": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SAB Topic 4.F)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480008/505-10-S99-5"
  },
  "r452": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SAB Topic 5.Q.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480008/505-10-S99-7"
  },
  "r453": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "05",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481468/505-20-05-5"
  },
  "r454": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S25",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479982/505-20-S25-1"
  },
  "r455": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S25",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479982/505-20-S25-2"
  },
  "r456": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S25",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479982/505-20-S25-3"
  },
  "r457": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479951/505-20-S50-1"
  },
  "r458": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479951/505-20-S50-2"
  },
  "r459": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479951/505-20-S50-3"
  },
  "r460": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 1.D.2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479921/505-20-S99-1"
  },
  "r461": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "30",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481108/505-30-30-6"
  },
  "r462": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481549/505-30-45-1"
  },
  "r463": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481520/505-30-50-2"
  },
  "r464": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481520/505-30-50-4"
  },
  "r465": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(d)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-2"
  },
  "r466": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-2"
  },
  "r467": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-2"
  },
  "r468": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-3"
  },
  "r469": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-3"
  },
  "r470": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r471": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r472": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(02)(A)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r473": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(02)(B)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r474": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(02)(C)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r475": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r476": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r477": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r478": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r479": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(k)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r480": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480576/715-80-50-5"
  },
  "r481": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480483/718-10-35-2"
  },
  "r482": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480454/718-10-45-1"
  },
  "r483": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r484": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r485": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r486": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r487": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r488": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r489": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r490": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r491": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r492": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r493": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r494": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r495": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r496": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r497": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r498": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r499": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r500": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r501": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r502": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r503": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r504": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r505": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r506": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r507": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r508": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r509": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(v)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r510": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "17",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480336/718-10-65-17"
  },
  "r511": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482525/740-10-45-25"
  },
  "r512": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482525/740-10-45-28"
  },
  "r513": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-10"
  },
  "r514": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-12"
  },
  "r515": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "17",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-17"
  },
  "r516": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "19",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-19"
  },
  "r517": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-20"
  },
  "r518": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-22"
  },
  "r519": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "23",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-23"
  },
  "r520": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-9"
  },
  "r521": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482615/740-10-65-8"
  },
  "r522": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(d)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482615/740-10-65-8"
  },
  "r523": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.7)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479360/740-10-S99-1"
  },
  "r524": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r525": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r526": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r527": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r528": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r529": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r530": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-2"
  },
  "r531": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "60",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476176/805-60-65-1"
  },
  "r532": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "60",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476176/805-60-65-1"
  },
  "r533": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "808",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479402/808-10-50-1"
  },
  "r534": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "19",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-19"
  },
  "r535": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-25"
  },
  "r536": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481231/810-10-45-25"
  },
  "r537": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-1A"
  },
  "r538": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-1A"
  },
  "r539": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2AG",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-2AG"
  },
  "r540": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-3"
  },
  "r541": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481203/810-10-50-3"
  },
  "r542": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/815/tableOfContent"
  },
  "r543": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1A"
  },
  "r544": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1A"
  },
  "r545": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1A"
  },
  "r546": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1A"
  },
  "r547": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1B"
  },
  "r548": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-2"
  },
  "r549": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-2"
  },
  "r550": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-2"
  },
  "r551": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-2"
  },
  "r552": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-2"
  },
  "r553": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r554": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r555": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r556": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r557": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r558": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r559": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r560": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r561": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r562": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r563": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r564": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r565": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r566": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r567": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r568": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r569": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r570": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r571": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CC",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CC"
  },
  "r572": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r573": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r574": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r575": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r576": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r577": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r578": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r579": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(5)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r580": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(6)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r581": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r582": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4E"
  },
  "r583": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4EE",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4EE"
  },
  "r584": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4F",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4F"
  },
  "r585": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4F",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4F"
  },
  "r586": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4H",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4H"
  },
  "r587": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4H",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4H"
  },
  "r588": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4H",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4H"
  },
  "r589": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4I",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4I"
  },
  "r590": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r591": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r592": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r593": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(a)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r594": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(a)(5)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r595": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r596": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r597": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4K",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K"
  },
  "r598": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-5C"
  },
  "r599": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-7A"
  },
  "r600": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8"
  },
  "r601": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8"
  },
  "r602": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8A"
  },
  "r603": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480339/815-10-65-8"
  },
  "r604": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480339/815-10-65-8"
  },
  "r605": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480339/815-10-65-8"
  },
  "r606": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "15",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480960/815-15-50-3"
  },
  "r607": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r608": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r609": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r610": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r611": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r612": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(i)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-6"
  },
  "r613": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480870/815-30-50-2"
  },
  "r614": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480870/815-30-50-2"
  },
  "r615": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480870/815-30-50-2"
  },
  "r616": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480870/815-30-50-2"
  },
  "r617": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480237/815-40-50-5"
  },
  "r618": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480237/815-40-50-6"
  },
  "r619": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480175/815-40-65-1"
  },
  "r620": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480175/815-40-65-1"
  },
  "r621": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480175/815-40-65-1"
  },
  "r622": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "45",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480865/815-45-50-1"
  },
  "r623": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "54B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482134/820-10-35-54B"
  },
  "r624": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r625": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r626": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r627": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r628": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r629": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r630": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r631": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r632": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r633": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r634": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r635": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2E"
  },
  "r636": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3"
  },
  "r637": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3"
  },
  "r638": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A"
  },
  "r639": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6B"
  },
  "r640": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482736/825-10-45-1A"
  },
  "r641": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482736/825-10-45-2"
  },
  "r642": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-10"
  },
  "r643": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-11"
  },
  "r644": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-11"
  },
  "r645": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-11"
  },
  "r646": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-12"
  },
  "r647": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-28"
  },
  "r648": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-28"
  },
  "r649": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-28"
  },
  "r650": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-30"
  },
  "r651": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-32"
  },
  "r652": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482804/825-20-50-1"
  },
  "r653": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481694/830-30-45-17"
  },
  "r654": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481694/830-30-45-20"
  },
  "r655": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481694/830-30-45-20"
  },
  "r656": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481694/830-30-45-20"
  },
  "r657": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481694/830-30-45-20"
  },
  "r658": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481674/830-30-50-1"
  },
  "r659": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482925/835-30-45-2"
  },
  "r660": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482900/835-30-50-1"
  },
  "r661": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "12A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479165/842-20-35-12A"
  },
  "r662": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-7A"
  },
  "r663": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483550/848-10-65-2"
  },
  "r664": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-3"
  },
  "r665": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481435/852-10-45-14"
  },
  "r666": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 1.B.3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480148/855-10-S99-1"
  },
  "r667": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480088/860-10-S50-1"
  },
  "r668": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r669": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r670": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r671": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(bb)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r672": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(bb)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r673": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(bb)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r674": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r675": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r676": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r677": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(cc)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r678": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r679": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r680": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r681": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r682": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r683": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)(5)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r684": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4D"
  },
  "r685": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-1A"
  },
  "r686": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-1A"
  },
  "r687": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-8"
  },
  "r688": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-9"
  },
  "r689": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-3"
  },
  "r690": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-3"
  },
  "r691": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-3"
  },
  "r692": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(4)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-3"
  },
  "r693": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r694": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r695": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r696": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r697": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(5)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r698": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(6)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r699": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(7)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r700": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r701": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r702": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r703": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-4"
  },
  "r704": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-5"
  },
  "r705": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "924",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 11.L)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479941/924-10-S99-1"
  },
  "r706": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477263/942-210-45-1"
  },
  "r707": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477657/942-210-S45-1"
  },
  "r708": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478478/942-210-S50-1"
  },
  "r709": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(10)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r710": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(11))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r711": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(13))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r712": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(15)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r713": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(15)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r714": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(15))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r715": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(16))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r716": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(17))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r717": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(18))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r718": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r719": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r720": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(21))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r721": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r722": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(7)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r723": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(7)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r724": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(7)(e)(1)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r725": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(7)(e)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r726": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r727": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r728": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(11))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r729": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(14)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r730": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(26))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r731": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(27))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r732": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r733": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478671/942-235-S50-1"
  },
  "r734": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-05(b)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477314/942-235-S99-1"
  },
  "r735": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477314/942-235-S99-1"
  },
  "r736": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.9-06)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477314/942-235-S99-2"
  },
  "r737": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479255/942-310-S50-4"
  },
  "r738": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 11.H.2.Q1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478116/942-310-S99-2"
  },
  "r739": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r740": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r741": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r742": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r743": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r744": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(ff)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r745": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(fff)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r746": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2"
  },
  "r747": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3"
  },
  "r748": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3"
  },
  "r749": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3"
  },
  "r750": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3"
  },
  "r751": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3"
  },
  "r752": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3A"
  },
  "r753": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3A"
  },
  "r754": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3A"
  },
  "r755": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3A"
  },
  "r756": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-3A"
  },
  "r757": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478443/942-360-45-1"
  },
  "r758": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478451/942-360-50-1"
  },
  "r759": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "405",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477787/942-405-45-2"
  },
  "r760": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "470",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477734/942-470-50-3"
  },
  "r761": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "825",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478898/942-825-50-1"
  },
  "r762": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(1)(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r763": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(1)(h))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r764": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r765": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(15))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r766": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r767": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r768": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(21))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r769": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r770": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r771": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r772": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r773": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r774": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(11))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r775": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(16))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r776": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(18))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r777": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r778": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(2)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r779": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r780": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r781": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r782": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r783": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r784": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r785": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r786": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r787": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r788": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r789": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column G))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r790": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column H))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r791": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column I))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r792": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column J))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r793": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column K))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-1"
  },
  "r794": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r795": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r796": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r797": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r798": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r799": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477965/944-235-S99-2"
  },
  "r800": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4E"
  },
  "r801": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-5"
  },
  "r802": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(a)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-9"
  },
  "r803": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r804": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r805": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r806": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r807": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r808": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r809": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "825",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477351/944-825-50-1B"
  },
  "r810": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "825",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477351/944-825-50-1B"
  },
  "r811": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r812": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(h)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r813": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r814": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r815": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r816": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479886/946-10-S99-3"
  },
  "r817": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480990/946-20-50-11"
  },
  "r818": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478009/946-205-45-3"
  },
  "r819": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478009/946-205-45-3"
  },
  "r820": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478009/946-205-45-4"
  },
  "r821": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478009/946-205-45-6"
  },
  "r822": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-2"
  },
  "r823": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "27",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-27"
  },
  "r824": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r825": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r826": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r827": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r828": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r829": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r830": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r831": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-7"
  },
  "r832": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477796/946-210-45-4"
  },
  "r833": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r834": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r835": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r836": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r837": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-12"
  },
  "r838": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r839": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r840": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r841": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r842": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r843": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r844": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r845": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r846": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r847": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(13)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r848": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(13)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r849": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(14))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r850": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(15))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r851": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(16)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r852": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(17))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r853": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r854": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(2)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r855": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(2)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r856": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r857": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r858": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r859": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(5)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r860": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r861": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r862": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r863": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r864": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r865": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r866": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r867": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r868": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r869": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.6-05(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-2"
  },
  "r870": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.6-05(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-2"
  },
  "r871": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479105/946-220-45-7"
  },
  "r872": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478297/946-220-50-3"
  },
  "r873": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(1)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r874": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r875": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r876": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(g)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r877": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r878": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r879": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r880": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r881": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r882": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r883": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r884": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r885": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r886": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r887": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r888": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r889": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r890": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(1)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r891": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r892": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r893": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r894": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477968/946-235-50-2"
  },
  "r895": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477968/946-235-50-2"
  },
  "r896": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SX 210.12-13(Column A)(Footnote 3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5"
  },
  "r897": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SX 210.12-13(Column G)(Footnote 8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5"
  },
  "r898": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SX 210.12-13(Column G))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5"
  },
  "r899": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5A",
   "Subparagraph": "(SX 210.12-13A(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5A"
  },
  "r900": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5B",
   "Subparagraph": "(SX 210.12-13B(Column E)(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5B"
  },
  "r901": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5B",
   "Subparagraph": "(SX 210.12-13B(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5B"
  },
  "r902": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5C",
   "Subparagraph": "(SX 210.12-13C(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C"
  },
  "r903": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5C",
   "Subparagraph": "(SX 210.12-13C(Column H)(Footnote 7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C"
  },
  "r904": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5C",
   "Subparagraph": "(SX 210.12-13C(Column H))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C"
  },
  "r905": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column E)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r906": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column E)(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r907": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-1"
  },
  "r908": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-2"
  },
  "r909": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-2"
  },
  "r910": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-2"
  },
  "r911": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-2"
  },
  "r912": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-3"
  },
  "r913": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478448/946-505-50-6"
  },
  "r914": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477011/948-310-45-1"
  },
  "r915": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477011/948-310-45-2"
  },
  "r916": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477220/954-210-45-4"
  },
  "r917": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478600/954-210-50-2"
  },
  "r918": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479196/954-310-45-1"
  },
  "r919": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478785/954-310-50-2"
  },
  "r920": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "440",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478522/954-440-50-1"
  },
  "r921": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column E)(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478979/970-360-S99-1"
  },
  "r922": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "985",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481283/985-20-50-2"
  },
  "r923": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(6)",
   "SubTopic": "10",
   "Topic": "815",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r924": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "13H",
   "Subparagraph": "(a)",
   "SubTopic": "40",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-13H"
  },
  "r925": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483475/205-20-45-3A"
  },
  "r926": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483467/210-10-45-1"
  },
  "r927": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483467/210-10-45-1"
  },
  "r928": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-15"
  },
  "r929": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "16",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-16"
  },
  "r930": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "20",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-20"
  },
  "r931": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "21",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-21"
  },
  "r932": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-22"
  },
  "r933": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476153/220-40-55-11"
  },
  "r934": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476153/220-40-55-14"
  },
  "r935": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "18",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476153/220-40-55-18"
  },
  "r936": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "21",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476153/220-40-55-21"
  },
  "r937": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476153/220-40-55-4"
  },
  "r938": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "52",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482635/260-10-55-52"
  },
  "r939": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r940": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-31"
  },
  "r941": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "47",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-47"
  },
  "r942": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "47",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-47"
  },
  "r943": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "47",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-47"
  },
  "r944": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "47",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-47"
  },
  "r945": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "48",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-48"
  },
  "r946": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "49",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-49"
  },
  "r947": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "54",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-54"
  },
  "r948": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "54",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-54"
  },
  "r949": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "54",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482785/280-10-55-54"
  },
  "r950": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481933/310-10-55-12A"
  },
  "r951": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-10"
  },
  "r952": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r953": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r954": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r955": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r956": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r957": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r958": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r959": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r960": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r961": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r962": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r963": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(d)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r964": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(d)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r965": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r966": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12"
  },
  "r967": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-15"
  },
  "r968": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "79",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-79"
  },
  "r969": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "80",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-80"
  },
  "r970": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479081/326-30-55-8"
  },
  "r971": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482548/350-20-55-24"
  },
  "r972": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481139/470-20-50-1B"
  },
  "r973": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481568/470-20-55-69B"
  },
  "r974": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481568/470-20-55-69C"
  },
  "r975": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481568/470-20-55-69E"
  },
  "r976": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69F",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481568/470-20-55-69F"
  },
  "r977": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "480",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "64",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481620/480-10-55-64"
  },
  "r978": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479806/606-10-50-5"
  },
  "r979": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "91",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479777/606-10-55-91"
  },
  "r980": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r981": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r982": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r983": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r984": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "17",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480482/715-20-55-17"
  },
  "r985": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "231",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482663/740-10-55-231"
  },
  "r986": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-8"
  },
  "r987": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "39",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479303/805-10-55-39"
  },
  "r988": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "41",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479303/805-10-55-41"
  },
  "r989": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "43",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479303/805-10-55-43"
  },
  "r990": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "47",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479303/805-10-55-47"
  },
  "r991": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "740",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478064/805-740-55-13"
  },
  "r992": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "4J",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481175/810-10-55-4J"
  },
  "r993": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481175/810-10-55-4K"
  },
  "r994": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r995": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r996": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r997": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r998": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r999": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1000": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1001": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1002": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1003": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1004": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1005": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1006": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1007": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CC",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CC"
  },
  "r1008": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "181",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-181"
  },
  "r1009": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "182",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-182"
  },
  "r1010": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "183",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-183"
  },
  "r1011": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "184",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-184"
  },
  "r1012": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "185",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-185"
  },
  "r1013": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "100",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-100"
  },
  "r1014": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "100",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-100"
  },
  "r1015": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "101",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-101"
  },
  "r1016": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "102",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-102"
  },
  "r1017": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "103",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-103"
  },
  "r1018": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1019": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1020": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1021": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1022": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1023": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "107",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-107"
  },
  "r1024": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482881/825-10-55-10"
  },
  "r1025": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482881/825-10-55-12"
  },
  "r1026": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482949/835-30-55-8"
  },
  "r1027": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481372/852-10-55-10"
  },
  "r1028": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "108",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481296/860-20-55-108"
  },
  "r1029": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481395/860-30-55-4"
  },
  "r1030": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "942",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479255/942-310-S50-4"
  },
  "r1031": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "942",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 11.H.2.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478116/942-310-S99-2"
  },
  "r1032": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479401/944-30-55-2"
  },
  "r1033": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-29F"
  },
  "r1034": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "9C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-9C"
  },
  "r1035": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "9C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-9C"
  },
  "r1036": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "9E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-9E"
  },
  "r1037": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477548/944-605-55-11"
  },
  "r1038": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477548/944-605-55-14"
  },
  "r1039": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480078/944-80-55-14"
  },
  "r1040": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "18",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480078/944-80-55-18"
  },
  "r1041": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480078/944-80-55-9"
  },
  "r1042": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r1043": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r1044": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477439/946-210-55-1"
  },
  "r1045": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477802/946-310-45-1"
  },
  "r1046": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1"
  },
  "r1047": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-2"
  },
  "r1048": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 1)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3"
  },
  "r1049": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5C",
   "Subparagraph": "(SX 210.12-13C(Column A)(Footnote 1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C"
  },
  "r1050": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5C",
   "Subparagraph": "(SX 210.12-13C(Column B)(Footnote 1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C"
  },
  "r1051": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r1052": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "39",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477346/946-830-45-39"
  },
  "r1053": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479168/946-830-55-10"
  },
  "r1054": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479168/946-830-55-11"
  },
  "r1055": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479168/946-830-55-12"
  },
  "r1056": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r1057": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r1058": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r1059": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-Q",
   "Number": "240",
   "Section": "308",
   "Subsection": "a"
  },
  "r1060": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16",
   "Subsection": "J",
   "Paragraph": "a"
  },
  "r1061": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1"
  },
  "r1062": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r1063": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r1064": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r1065": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r1066": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r1067": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r1068": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r1069": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r1070": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "2"
  },
  "r1071": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a"
  },
  "r1072": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r1073": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r1074": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r1075": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r1076": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r1077": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r1078": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r1079": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r1080": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "b"
  },
  "r1081": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a"
  },
  "r1082": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r1083": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r1084": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r1085": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r1086": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r1087": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r1088": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r1089": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r1090": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "b"
  },
  "r1091": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r1092": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v"
  },
  "r1093": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "1"
  },
  "r1094": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r1095": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r1096": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Subclause": "ii"
  },
  "r1097": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "i"
  },
  "r1098": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "ii"
  },
  "r1099": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "iii"
  },
  "r1100": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "iv"
  },
  "r1101": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "v"
  },
  "r1102": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "vi"
  },
  "r1103": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iv"
  },
  "r1104": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "vi"
  },
  "r1105": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "3"
  },
  "r1106": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "4"
  },
  "r1107": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "i"
  },
  "r1108": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "ii"
  },
  "r1109": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iii"
  },
  "r1110": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iv"
  },
  "r1111": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6"
  },
  "r1112": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6",
   "Subparagraph": "i"
  },
  "r1113": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1"
  },
  "r1114": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r1115": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r1116": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r1117": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r1118": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r1119": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r1120": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r1121": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r1122": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "2"
  },
  "r1123": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "1"
  },
  "r1124": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2"
  },
  "r1125": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "A"
  },
  "r1126": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "C"
  },
  "r1127": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "D"
  },
  "r1128": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "E"
  },
  "r1129": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "F"
  },
  "r1130": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a"
  },
  "r1131": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "1"
  },
  "r1132": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "A"
  },
  "r1133": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "B"
  },
  "r1134": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "C"
  },
  "r1135": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "D"
  },
  "r1136": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r1137": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Number": "229",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1"
  },
  "r1138": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "A",
   "Number": "229"
  },
  "r1139": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Number": "229"
  },
  "r1140": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Subclause": "i",
   "Number": "229"
  },
  "r1141": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "405"
  },
  "r1142": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483014/272-10-45-3"
  },
  "r1143": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483076/450-20-50-10"
  },
  "r1144": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-3"
  },
  "r1145": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-15"
  },
  "r1146": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r1147": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r1148": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(2)",
   "Publisher": "SEC"
  },
  "r1149": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(3)",
   "Publisher": "SEC"
  },
  "r1150": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(i)",
   "Publisher": "SEC"
  },
  "r1151": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(ii)",
   "Publisher": "SEC"
  },
  "r1152": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(iii)",
   "Publisher": "SEC"
  },
  "r1153": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1404",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r1154": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r1155": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(2)",
   "Publisher": "SEC"
  },
  "r1156": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1405",
   "Paragraph": "a",
   "Subparagraph": "(3)",
   "Publisher": "SEC"
  },
  "r1157": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(i)",
   "Publisher": "SEC"
  },
  "r1158": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(ii)",
   "Publisher": "SEC"
  },
  "r1159": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(iii)",
   "Publisher": "SEC"
  },
  "r1160": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "01",
   "Paragraph": "a",
   "Subparagraph": "(4)(iv)",
   "Publisher": "SEC"
  },
  "r1161": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "13",
   "Subsection": "02",
   "Paragraph": "a",
   "Subparagraph": "(4)(iv)",
   "Publisher": "SEC"
  },
  "r1162": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 5",
   "Section": "Y",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r1163": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483499/205-20-50-5A"
  },
  "r1164": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483499/205-20-50-7"
  },
  "r1165": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-11"
  },
  "r1166": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-2"
  },
  "r1167": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-8"
  },
  "r1168": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-9"
  },
  "r1169": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1170": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1171": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1172": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1173": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1174": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(28))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1175": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(29))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1176": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(3)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1177": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(3)(c)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1178": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1179": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1180": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1181": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1182": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1183": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1184": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1185": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1186": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1187": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483466/210-20-50-3"
  },
  "r1188": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-10"
  },
  "r1189": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-12"
  },
  "r1190": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-15"
  },
  "r1191": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "16",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483444/210-20-55-16"
  },
  "r1192": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-4"
  },
  "r1193": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-5"
  },
  "r1194": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482765/220-10-50-6"
  },
  "r1195": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(1)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1196": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1197": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1198": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(7)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1199": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(9)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1200": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1201": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1202": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1203": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1204": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1205": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1206": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1207": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1208": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1209": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(j)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1210": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(k)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1211": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(l)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1212": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(m)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-21"
  },
  "r1213": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1214": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1215": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1216": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1217": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1218": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1219": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1220": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1221": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1222": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(j)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1223": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(k)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1224": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(l)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1225": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(m)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1226": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(n)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1227": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(o)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1228": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(p)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1229": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(q)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1230": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(r)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1231": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(s)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1232": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(t)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1233": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(u)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-22"
  },
  "r1234": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-30"
  },
  "r1235": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-31"
  },
  "r1236": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-32"
  },
  "r1237": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "33",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-33"
  },
  "r1238": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-6"
  },
  "r1239": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-6"
  },
  "r1240": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-6"
  },
  "r1241": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147476148/220-40-50-6"
  },
  "r1242": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-12"
  },
  "r1243": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-13"
  },
  "r1244": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-14"
  },
  "r1245": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "14",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-14"
  },
  "r1246": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-15"
  },
  "r1247": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r1248": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "9",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-9"
  },
  "r1249": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482913/230-10-50-2A"
  },
  "r1250": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483426/235-10-50-4"
  },
  "r1251": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480738/235-10-S50-1"
  },
  "r1252": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480738/235-10-S50-4"
  },
  "r1253": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r1254": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(f))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r1255": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r1256": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r1257": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-04(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-3"
  },
  "r1258": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "23",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-23"
  },
  "r1259": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-24"
  },
  "r1260": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483421/250-10-45-5"
  },
  "r1261": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-6"
  },
  "r1262": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "55",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-55"
  },
  "r1263": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482662/260-10-50-1"
  },
  "r1264": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "270",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482964/270-10-50-1"
  },
  "r1265": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18"
  },
  "r1266": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18"
  },
  "r1267": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18"
  },
  "r1268": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18"
  },
  "r1269": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18"
  },
  "r1270": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-15"
  },
  "r1271": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-18"
  },
  "r1272": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-22"
  },
  "r1273": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-25"
  },
  "r1274": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26A"
  },
  "r1275": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26B"
  },
  "r1276": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-26C"
  },
  "r1277": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r1278": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-30"
  },
  "r1279": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-31"
  },
  "r1280": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r1281": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(ee)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r1282": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-32"
  },
  "r1283": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "34",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-34"
  },
  "r1284": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481990/310-10-45-2"
  },
  "r1285": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-2"
  },
  "r1286": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-2"
  },
  "r1287": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-2"
  },
  "r1288": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-3"
  },
  "r1289": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-42"
  },
  "r1290": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481962/310-10-50-42"
  },
  "r1291": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "40",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481628/310-20-40-7"
  },
  "r1292": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3"
  },
  "r1293": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5"
  },
  "r1294": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B"
  },
  "r1295": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-9"
  },
  "r1296": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "321",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479536/321-10-50-3"
  },
  "r1297": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "321",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479536/321-10-50-3"
  },
  "r1298": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "321",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479536/321-10-50-3"
  },
  "r1299": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481687/323-10-50-3"
  },
  "r1300": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479344/326-20-45-1"
  },
  "r1301": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-13"
  },
  "r1302": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-14"
  },
  "r1303": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r1304": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r1305": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r1306": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-16"
  },
  "r1307": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-20"
  },
  "r1308": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-3C"
  },
  "r1309": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3D",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-3D"
  },
  "r1310": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r1311": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r1312": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r1313": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5"
  },
  "r1314": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-6A"
  },
  "r1315": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480265/350-10-S45-1"
  },
  "r1316": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1317": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1318": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1319": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1320": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1321": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1322": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1323": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1324": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1"
  },
  "r1325": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-1A"
  },
  "r1326": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-2"
  },
  "r1327": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482099/360-10-50-1"
  },
  "r1328": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "405",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/405-30/tableOfContent"
  },
  "r1329": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r1330": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r1331": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "405",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477092/405-40-50-1"
  },
  "r1332": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482047/420-10-45-3"
  },
  "r1333": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "440",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/440/tableOfContent"
  },
  "r1334": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/450/tableOfContent"
  },
  "r1335": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483076/450-20-50-9"
  },
  "r1336": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.Y.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480102/450-20-S99-1"
  },
  "r1337": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r1338": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r1339": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r1340": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1A"
  },
  "r1341": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480097/470-10-S99-1B"
  },
  "r1342": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481112/505-10-50-2"
  },
  "r1343": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-2"
  },
  "r1344": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-3"
  },
  "r1345": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480100/505-10-S45-4"
  },
  "r1346": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480070/505-10-S50-1"
  },
  "r1347": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480070/505-10-S50-2"
  },
  "r1348": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480070/505-10-S50-6"
  },
  "r1349": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.3-04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480008/505-10-S99-1"
  },
  "r1350": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "30",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481108/505-30-30-6"
  },
  "r1351": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481549/505-30-45-1"
  },
  "r1352": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481520/505-30-50-4"
  },
  "r1353": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r1354": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5"
  },
  "r1355": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1356": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1357": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1358": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1359": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1360": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1361": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1362": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1363": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1364": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1365": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1366": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1367": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1368": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1369": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1370": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1371": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1372": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1373": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1374": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1375": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1376": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1377": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1378": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1379": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1380": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(v)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1381": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-4"
  },
  "r1382": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-22"
  },
  "r1383": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "23",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-23"
  },
  "r1384": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r1385": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-3"
  },
  "r1386": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-4"
  },
  "r1387": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480463/815-10-45-5"
  },
  "r1388": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1A"
  },
  "r1389": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-1B"
  },
  "r1390": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r1391": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r1392": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r1393": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A"
  },
  "r1394": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1395": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1396": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1397": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1398": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B"
  },
  "r1399": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1400": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1401": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1402": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1403": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1404": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1405": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1406": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4C"
  },
  "r1407": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CC",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CC"
  },
  "r1408": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r1409": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r1410": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4CCC",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4CCC"
  },
  "r1411": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r1412": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4D"
  },
  "r1413": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4E"
  },
  "r1414": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-5A"
  },
  "r1415": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-7A"
  },
  "r1416": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8"
  },
  "r1417": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8"
  },
  "r1418": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-8"
  },
  "r1419": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "25",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480682/815-20-25-6A"
  },
  "r1420": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480870/815-30-50-2"
  },
  "r1421": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480175/815-40-65-1"
  },
  "r1422": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/820/tableOfContent"
  },
  "r1423": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "18L",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482134/820-10-35-18L"
  },
  "r1424": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "54B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482134/820-10-35-54B"
  },
  "r1425": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1426": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1427": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1428": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1429": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1430": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1431": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1432": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1433": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1434": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1435": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2"
  },
  "r1436": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2E"
  },
  "r1437": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3"
  },
  "r1438": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3"
  },
  "r1439": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A"
  },
  "r1440": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-10"
  },
  "r1441": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-11"
  },
  "r1442": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-11"
  },
  "r1443": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-13"
  },
  "r1444": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-28"
  },
  "r1445": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-28"
  },
  "r1446": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482925/835-30-45-2"
  },
  "r1447": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482900/835-30-50-1"
  },
  "r1448": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481404/852-10-50-7"
  },
  "r1449": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481404/852-10-50-7"
  },
  "r1450": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481444/860-30-45-1"
  },
  "r1451": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(b)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-1A"
  },
  "r1452": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-8"
  },
  "r1453": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-8"
  },
  "r1454": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481229/860-50-50-2"
  },
  "r1455": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478482/942-210-50-1"
  },
  "r1456": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477657/942-210-S45-1"
  },
  "r1457": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478478/942-210-S50-1"
  },
  "r1458": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(1)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1459": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1460": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1461": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1462": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(13)(g))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r1463": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.9-06)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477314/942-235-S99-2"
  },
  "r1464": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1465": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1466": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1467": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(17))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1468": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1469": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1470": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1471": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479432/944-30-50-2B"
  },
  "r1472": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477363/944-310-50-3"
  },
  "r1473": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4B"
  },
  "r1474": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4B"
  },
  "r1475": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4C"
  },
  "r1476": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4D",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4D"
  },
  "r1477": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4G",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-4G"
  },
  "r1478": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-5"
  },
  "r1479": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-5"
  },
  "r1480": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-5"
  },
  "r1481": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-5"
  },
  "r1482": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1483": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1484": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1485": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1486": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1487": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(5)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1488": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)(6)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1489": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-6"
  },
  "r1490": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1491": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1492": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1493": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1494": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1495": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7A"
  },
  "r1496": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7B"
  },
  "r1497": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7B"
  },
  "r1498": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-7B"
  },
  "r1499": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1500": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1501": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1502": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1503": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1504": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1505": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1506": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1507": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1508": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479032/944-605-50-1"
  },
  "r1509": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480109/944-80-50-2"
  },
  "r1510": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480109/944-80-50-2"
  },
  "r1511": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480109/944-80-50-2"
  },
  "r1512": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478009/946-205-45-4"
  },
  "r1513": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r1514": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479170/946-210-S99-1"
  },
  "r1515": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479105/946-220-45-3"
  },
  "r1516": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r1517": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-3"
  },
  "r1518": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477802/946-310-45-1"
  },
  "r1519": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column E)(Footnote 6)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r1520": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "39",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477346/946-830-45-39"
  }
 }
}
