{
 "version": "2.2",
 "instance": {
  "saft-20260630x10q.htm": {
   "nsprefix": "saft",
   "nsuri": "http://www.safetyinsurance.com/20260630",
   "dts": {
    "schema": {
     "local": [
      "saft-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"
     ]
    },
    "calculationLink": {
     "local": [
      "saft-20260630_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "saft-20260630_def.xml"
     ]
    },
    "labelLink": {
     "local": [
      "saft-20260630_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "saft-20260630_pre.xml"
     ]
    },
    "inline": {
     "local": [
      "saft-20260630x10q.htm"
     ]
    }
   },
   "keyStandard": 262,
   "keyCustom": 53,
   "axisStandard": 19,
   "axisCustom": 0,
   "memberStandard": 30,
   "memberCustom": 13,
   "hidden": {
    "total": 16,
    "http://fasb.org/us-gaap/2026": 7,
    "http://xbrl.sec.gov/dei/2026": 5,
    "http://www.safetyinsurance.com/20260630": 4
   },
   "contextCount": 177,
   "entityCount": 1,
   "segmentCount": 51,
   "elementCount": 568,
   "unitCount": 7,
   "baseTaxonomies": {
    "http://fasb.org/us-gaap/2026": 850,
    "http://xbrl.sec.gov/dei/2026": 29,
    "http://xbrl.sec.gov/ecd/2026": 4,
    "http://fasb.org/srt/2026": 4
   },
   "report": {
    "R1": {
     "role": "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation",
     "longName": "995200090 - Document - Document and Entity Information",
     "shortName": "Document and Entity Information",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R2": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets",
     "longName": "995200100 - Statement - Consolidated Balance Sheets",
     "shortName": "Consolidated Balance Sheets",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "2",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:Investments",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R3": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical",
     "longName": "995200105 - Statement - Consolidated Balance Sheets (Parenthetical)",
     "shortName": "Consolidated Balance Sheets (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "3",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:CommonStockParOrStatedValuePerShare",
      "unitRef": "Unit_Divide_USD_shares_PuqHlBkVWEaYJvZMDyZveg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R4": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations",
     "longName": "995200200 - Statement - Consolidated Statements of Operations",
     "shortName": "Consolidated Statements of Operations",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "4",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:PremiumsEarnedNet",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:PremiumsEarnedNet",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R5": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss",
     "longName": "995200300 - Statement - Consolidated Statements of Comprehensive Income (Loss)",
     "shortName": "Consolidated Statements of Comprehensive Income (Loss)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "5",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R6": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLossParenthetical",
     "longName": "995200305 - Statement - Consolidated Statements of Comprehensive Income (Loss) (Parenthetical)",
     "shortName": "Consolidated Statements of Comprehensive Income (Loss) (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "6",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R7": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity",
     "longName": "995200400 - Statement - Consolidated Statements of Changes in Shareholders' Equity",
     "shortName": "Consolidated Statements of Changes in Shareholders' Equity",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "7",
     "firstAnchor": {
      "contextRef": "As_Of_12_31_2024_us-gaap_StatementEquityComponentsAxis_us-gaap_CommonStockMember_9Ua2zi_mO0WDBCm9905K8g",
      "name": "us-gaap:StockholdersEquity",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2025_To_3_31_2025_us-gaap_StatementEquityComponentsAxis_us-gaap_RetainedEarningsMember_jnT5J6Y1gk-mijZoq5vlIg",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R8": {
     "role": "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows",
     "longName": "995200500 - Statement - Consolidated Statements of Cash Flows",
     "shortName": "Consolidated Statements of Cash Flows",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "8",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ProfitLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ProfitLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R9": {
     "role": "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentation",
     "longName": "995210101 - Disclosure - Basis of Presentation",
     "shortName": "Basis of Presentation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "9",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R10": {
     "role": "http://www.safetyinsurance.com/role/DisclosureRecentAccountingPronouncements",
     "longName": "995210201 - Disclosure - Recent Accounting Pronouncements",
     "shortName": "Recent Accounting Pronouncements",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "10",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R11": {
     "role": "http://www.safetyinsurance.com/role/DisclosureEarningsPerShare",
     "longName": "995210301 - Disclosure - Earnings per Share",
     "shortName": "Earnings per Share",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "11",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R12": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensation",
     "longName": "995210401 - Disclosure - Share-Based Compensation",
     "shortName": "Share-Based Compensation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "12",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R13": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestments",
     "longName": "995210501 - Disclosure - Investments",
     "shortName": "Investments",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "13",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R14": {
     "role": "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLosses",
     "longName": "995210601 - Disclosure - Allowance for Expected Credit Losses",
     "shortName": "Allowance for Expected Credit Losses",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "14",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R15": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReserves",
     "longName": "995210701 - Disclosure - Loss and Loss Adjustment Expense Reserves",
     "shortName": "Loss and Loss Adjustment Expense Reserves",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "15",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R16": {
     "role": "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingencies",
     "longName": "995210801 - Disclosure - Commitments and Contingencies",
     "shortName": "Commitments and Contingencies",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "16",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R17": {
     "role": "http://www.safetyinsurance.com/role/DisclosureDebt",
     "longName": "995210901 - Disclosure - Debt",
     "shortName": "Debt",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "17",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R18": {
     "role": "http://www.safetyinsurance.com/role/DisclosureIncomeTaxes",
     "longName": "995211001 - Disclosure - Income Taxes",
     "shortName": "Income Taxes",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "18",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R19": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgram",
     "longName": "995211101 - Disclosure - Share Repurchase Program",
     "shortName": "Share Repurchase Program",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "19",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:TreasuryStockTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:TreasuryStockTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R20": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLeases",
     "longName": "995211201 - Disclosure - Leases",
     "shortName": "Leases",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "20",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LesseeOperatingLeasesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LesseeOperatingLeasesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R21": {
     "role": "http://www.safetyinsurance.com/role/DisclosureSubsequentEvents",
     "longName": "995211301 - Disclosure - Subsequent Events",
     "shortName": "Subsequent Events",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "21",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R22": {
     "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": "22",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R23": {
     "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": "23",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "ecd:Rule10b51ArrAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "ecd:Rule10b51ArrAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R24": {
     "role": "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareTables",
     "longName": "99930303 - Disclosure - Earnings per Share (Tables)",
     "shortName": "Earnings per Share (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "24",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R25": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationTables",
     "longName": "99930403 - Disclosure - Share-Based Compensation (Tables)",
     "shortName": "Share-Based Compensation (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "25",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R26": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables",
     "longName": "99930503 - Disclosure - Investments (Tables)",
     "shortName": "Investments (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "26",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:MarketableSecuritiesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:MarketableSecuritiesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R27": {
     "role": "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesTables",
     "longName": "99930603 - Disclosure - Allowance for Expected Credit Losses (Tables)",
     "shortName": "Allowance for Expected Credit Losses (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "27",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R28": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesTables",
     "longName": "99930703 - Disclosure - Loss and Loss Adjustment Expense Reserves (Tables)",
     "shortName": "Loss and Loss Adjustment Expense Reserves (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "28",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R29": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLeasesTables",
     "longName": "99931203 - Disclosure - Leases (Tables)",
     "shortName": "Leases (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "29",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LeaseCostTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LeaseCostTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R30": {
     "role": "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails",
     "longName": "99940101 - Disclosure - Basis of Presentation (Details)",
     "shortName": "Basis of Presentation (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "30",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:Assets",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_srt_ConsolidationItemsAxis_srt_ConsolidationEliminationsMember_mNrIA27k3EWOzZzaVTWhgw",
      "name": "us-gaap:InsuranceCommissionsAndFees",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R31": {
     "role": "http://www.safetyinsurance.com/role/DisclosureRecentAccountingPronouncementsNarrativeDetails",
     "longName": "99940201 - Disclosure - Recent Accounting Pronouncements - Narrative (Details)",
     "shortName": "Recent Accounting Pronouncements - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "31",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:NumberOfReportableSegments",
      "unitRef": "Unit_Standard_segment_dKQpCQpjGkyFe-Yzj1mYSg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "p",
       "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:NumberOfReportableSegments",
      "unitRef": "Unit_Standard_segment_dKQpCQpjGkyFe-Yzj1mYSg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "p",
       "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R32": {
     "role": "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
     "longName": "99940301 - Disclosure - Earnings per Share (Details)",
     "shortName": "Earnings per Share (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "32",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:UndistributedContinuingOperationEarningsLossAllocationToParticipatingSecuritiesBasic",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R33": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails",
     "longName": "99940401 - Disclosure - Share-Based Compensation (Details)",
     "shortName": "Share-Based Compensation (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "33",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
      "unitRef": "Unit_Standard_shares_HEImgrEfCEyfYpfoduW-Hg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
      "unitRef": "Unit_Standard_shares_HEImgrEfCEyfYpfoduW-Hg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R34": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails",
     "longName": "99940402 - Disclosure - Share-Based Compensation - Restricted Stock Activity (Details)",
     "shortName": "Share-Based Compensation - Restricted Stock Activity (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "34",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R35": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
     "longName": "99940501 - Disclosure - Investments - Gross Unrealized Losses (Details)",
     "shortName": "Investments - Gross Unrealized Losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "35",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:MarketableSecuritiesTextBlock",
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R36": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails",
     "longName": "99940502 - Disclosure - Investments - Amortized Cost and Estimated Fair Value (Details)",
     "shortName": "Investments - Amortized Cost and Estimated Fair Value (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "36",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R37": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails",
     "longName": "99940503 - Disclosure - Investments - Gross Realized Gains and Losses (Details)",
     "shortName": "Investments - Gross Realized Gains and Losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "37",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGain",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:RealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGain",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:RealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R38": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
     "longName": "99940504 - Disclosure - Investments - Length Of Time, Gross Unrealized Losses and Fair Value (Details)",
     "shortName": "Investments - Length Of Time, Gross Unrealized Losses and Fair Value (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "38",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "saft:MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12Months",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:UnrealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "saft:MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12Months",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:UnrealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R39": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
     "longName": "99940505 - Disclosure - Investments - Allowance for Expected Credit Losses (Details)",
     "shortName": "Investments - Allowance for Expected Credit Losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "39",
     "firstAnchor": {
      "contextRef": "As_Of_12_31_2025_xOgr1zuiMEO_TClRMglMfg",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_us-gaap_FinancialInstrumentAxis_us-gaap_CorporateDebtSecuritiesMember_0b7HAgf890WVsZy4fmZkhw",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R40": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails",
     "longName": "99940506 - Disclosure - Investments - Other (Details)",
     "shortName": "Investments - Other (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "40",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_us-gaap_FinancialInstrumentAxis_saft_SubprimeMortgageDebtSecuritiesMember_tzJux8s-N0akBhxex3hPcA",
      "name": "us-gaap:MarketableSecurities",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R41": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails",
     "longName": "99940507 - Disclosure - Investments - Components of Net Investment Income (Details)",
     "shortName": "Investments - Components of Net Investment Income (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "41",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:InterestIncomeOperating",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InvestmentIncomeTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:InterestIncomeOperating",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InvestmentIncomeTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R42": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
     "longName": "99940508 - Disclosure - Investments - Fair Value Measurements (Details)",
     "shortName": "Investments - Fair Value Measurements (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "42",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel1Member_TEGzDO6JskmUpH0HNW7lvA",
      "name": "us-gaap:MarketableSecurities",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R43": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails",
     "longName": "99940509 - Disclosure - Investments - Fair Value of Financial Instruments Transfers between Levels (Details)",
     "shortName": "Investments - Fair Value of Financial Instruments Transfers between Levels (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "43",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:AlternativeInvestment",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_12_31_2025_xOgr1zuiMEO_TClRMglMfg",
      "name": "us-gaap:AlternativeInvestment",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R44": {
     "role": "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails",
     "longName": "99940510 - Disclosure - Investments - FAIR Plan Restructuring (Details)",
     "shortName": "Investments - FAIR Plan Restructuring (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "44",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_us-gaap_RestructuringPlanAxis_saft_FairPlanRestructuringMember_H2odBkyImUuuG3HnEtTpfw",
      "name": "saft:FairPlanTrustInvestment",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_12_31_2025_us-gaap_RestructuringPlanAxis_saft_FairPlanRestructuringMember_CvMa4YXOG02UwRMEQr_8-A",
      "name": "saft:FairPlanTrustInvestment",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R45": {
     "role": "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails",
     "longName": "99940601 - Disclosure - Allowance for Expected Credit Losses - Balances of Premiums Receivable (Details)",
     "shortName": "Allowance for Expected Credit Losses - Balances of Premiums Receivable (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "45",
     "firstAnchor": {
      "contextRef": "As_Of_3_31_2026_0T60kgxsHUyPL2k1G_bU4w",
      "name": "us-gaap:AccountsReceivableExcludingAccruedInterestAfterAllowanceForCreditLossNoncurrent",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_3_31_2026_0T60kgxsHUyPL2k1G_bU4w",
      "name": "us-gaap:AccountsReceivableExcludingAccruedInterestAfterAllowanceForCreditLossNoncurrent",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R46": {
     "role": "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails",
     "longName": "99940602 - Disclosure - Allowance for Expected Credit Losses (Details)",
     "shortName": "Allowance for Expected Credit Losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "46",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:ReinsuranceRecoverablesAllowance",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:ReinsuranceRecoverablesAllowance",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R47": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails",
     "longName": "99940701 - Disclosure - Loss and Loss Adjustment Expense Reserves (Details)",
     "shortName": "Loss and Loss Adjustment Expense Reserves (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "47",
     "firstAnchor": {
      "contextRef": "As_Of_12_31_2025_xOgr1zuiMEO_TClRMglMfg",
      "name": "us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_12_31_2024_b626h6hCLkGk7S50uGedSg",
      "name": "us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense",
       "us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R48": {
     "role": "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails",
     "longName": "99940801 - Disclosure - Commitments and Contingencies (Details)",
     "shortName": "Commitments and Contingencies (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "48",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_us-gaap_TypeOfArrangementAxis_us-gaap_CommitmentsMember_UTmS_EnhQ0CmmGVaGOWEwQ",
      "name": "saft:InvestmentInLimitedPartnershipCommittedAmount",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_us-gaap_TypeOfArrangementAxis_us-gaap_CommitmentsMember_UTmS_EnhQ0CmmGVaGOWEwQ",
      "name": "saft:InvestmentInLimitedPartnershipCommittedAmount",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R49": {
     "role": "http://www.safetyinsurance.com/role/DisclosureDebtDetails",
     "longName": "99940901 - Disclosure - Debt (Details)",
     "shortName": "Debt (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "49",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2025_To_6_30_2025_4CuJCW8h1EytRY_NkYQrQQ",
      "name": "us-gaap:ProceedsFromLinesOfCredit",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_8_10_2023_To_8_10_2023_us-gaap_CreditFacilityAxis_us-gaap_RevolvingCreditFacilityMember_0QKdrQ2ERkils8qiq5a5Pw",
      "name": "us-gaap:DebtInstrumentDescriptionOfVariableRateBasis",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R50": {
     "role": "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgramDetails",
     "longName": "99941101 - Disclosure - Share Repurchase Program (Details)",
     "shortName": "Share Repurchase Program (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "50",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "us-gaap:TreasuryStockTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_2_23_2022_8JdIfeDslEKmLay7GVdXTw",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "p",
       "us-gaap:TreasuryStockTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "unique": true
     }
    },
    "R51": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLeasesDetails",
     "longName": "99941201 - Disclosure - Leases (Details)",
     "shortName": "Leases (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "51",
     "firstAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LesseeOperatingLeaseExistenceOfOptionToExtend",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_1_1_2026_To_6_30_2026_5ELdIfdHw0qophkor8_OPw",
      "name": "us-gaap:LesseeOperatingLeaseExistenceOfOptionToExtend",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R52": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails",
     "longName": "99941202 - Disclosure - Leases - Components of lease (Details)",
     "shortName": "Leases - Components of lease (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "52",
     "firstAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:OperatingLeaseCost",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "Duration_4_1_2026_To_6_30_2026_adhtzBSrlkC5pbvJEqomkA",
      "name": "us-gaap:OperatingLeaseCost",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R53": {
     "role": "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails",
     "longName": "99941203 - Disclosure - Leases - Maturities (Details)",
     "shortName": "Leases - Maturities (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "53",
     "firstAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_6_30_2026_m-ijWBYxQE6HB1M9ZRVoKA",
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear",
      "unitRef": "Unit_Standard_USD_N0jAY7aFKUKpT7Lx45TcQQ",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "b",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    },
    "R54": {
     "role": "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails",
     "longName": "99941301 - Disclosure - Subsequent Events (Details)",
     "shortName": "Subsequent Events (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "54",
     "firstAnchor": {
      "contextRef": "As_Of_7_23_2026_us-gaap_BusinessAcquisitionAxis_saft_SafetyInsuranceGroupMember_us-gaap_SubsequentEventTypeAxis_us-gaap_SubsequentEventMember_gyVx6p8I1E6AsFrQ9MK_hQ",
      "name": "us-gaap:BusinessAcquisitionSharePrice",
      "unitRef": "Unit_Divide_USD_shares_PuqHlBkVWEaYJvZMDyZveg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "p",
       "us-gaap:SubsequentEventsTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "As_Of_7_23_2026_us-gaap_BusinessAcquisitionAxis_saft_SafetyInsuranceGroupMember_us-gaap_SubsequentEventTypeAxis_us-gaap_SubsequentEventMember_gyVx6p8I1E6AsFrQ9MK_hQ",
      "name": "us-gaap:BusinessAcquisitionSharePrice",
      "unitRef": "Unit_Divide_USD_shares_PuqHlBkVWEaYJvZMDyZveg",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "p",
       "us-gaap:SubsequentEventsTextBlock",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "saft-20260630x10q.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "us-gaap_AccountingPoliciesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountingPoliciesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary of Significant Accounting Policies"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable and Accrued Liabilities",
        "terseLabel": "Accounts payable and accrued liabilities",
        "documentation": "Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations."
       }
      }
     },
     "auth_ref": [
      "r660",
      "r661",
      "r666"
     ]
    },
    "us-gaap_AccountsReceivableAllowanceForCreditLossExcludingAccruedInterestNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableAllowanceForCreditLossExcludingAccruedInterestNoncurrent",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Noncurrent",
        "periodEndLabel": "Balance, end of period",
        "periodStartLabel": "Balance, beginning of period",
        "verboseLabel": "Allowance for expected credit losses",
        "documentation": "Amount, excluding accrued interest, of allowance for credit loss on accounts receivable classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r1142"
     ]
    },
    "us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableAllowanceForCreditLossTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Schedule of accounts receivable, net of allowance for expected credit losses",
        "documentation": "Tabular disclosure of allowance for credit loss on accounts receivable."
       }
      }
     },
     "auth_ref": [
      "r1143"
     ]
    },
    "us-gaap_AccountsReceivableExcludingAccruedInterestAfterAllowanceForCreditLossNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableExcludingAccruedInterestAfterAllowanceForCreditLossNoncurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Excluding Accrued Interest, after Allowance for Credit Loss, Noncurrent",
        "periodEndLabel": "Balance, end of period",
        "periodStartLabel": "Balance, beginning of period",
        "terseLabel": "Accounts receivable, net of allowance for expected credit losses of $890 and $802",
        "documentation": "Amount excluding accrued interest, after allowance for credit loss, of accounts receivable classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r1142"
     ]
    },
    "us-gaap_AccountsReceivableNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccountsReceivableNetAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, after Allowance for Credit Loss [Abstract]",
        "terseLabel": "Accounts Receivable Net of Allowance for Expected Credit Losses"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccretionAmortizationOfDiscountsAndPremiumsInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accretion (Amortization) of Discounts and Premiums, Investments",
        "negatedLabel": "Investment amortization, net",
        "documentation": "The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method."
       }
      }
     },
     "auth_ref": [
      "r38"
     ]
    },
    "saft_AccruedInvestmentIncomeReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "AccruedInvestmentIncomeReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount receivable for interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments, not included in the normal course of business (as would be the case with receivables included in accounts receivable, net) and/or gross amount due.",
        "label": "Accrued Investment Income Receivables",
        "terseLabel": "Accrued investment income"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Accumulated other comprehensive loss, net of taxes",
        "documentation": "Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source."
       }
      }
     },
     "auth_ref": [
      "r9",
      "r10",
      "r21",
      "r135",
      "r377",
      "r660",
      "r661",
      "r672",
      "r714",
      "r761",
      "r764",
      "r1224"
     ]
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AOCI Attributable to Parent [Member]",
        "verboseLabel": "Accumulated Other Comprehensive Loss, Net of Taxes",
        "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",
      "r8",
      "r10",
      "r541",
      "r546",
      "r549",
      "r613",
      "r756",
      "r757",
      "r1058",
      "r1059",
      "r1060",
      "r1113",
      "r1114",
      "r1115",
      "r1116",
      "r1179",
      "r1180"
     ]
    },
    "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": [
      "r975"
     ]
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdditionalPaidInCapitalCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "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": [
      "r1056",
      "r1178"
     ]
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdditionalPaidInCapitalMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional Paid-in Capital",
        "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": [
      "r701",
      "r777",
      "r1113",
      "r1114",
      "r1115",
      "r1116",
      "r1225",
      "r1330"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition",
        "verboseLabel": "Recognition of employee share-based compensation, net of deferred federal income taxes",
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r411"
     ]
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]",
        "verboseLabel": "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": [
      "r1021"
     ]
    },
    "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": [
      "r947",
      "r957",
      "r967",
      "r999"
     ]
    },
    "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": [
      "r950",
      "r960",
      "r970",
      "r1002"
     ]
    },
    "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": [
      "r1022"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "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": [
      "r995"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r995",
      "r1003",
      "r1007",
      "r1015"
     ]
    },
    "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": [
      "r1013"
     ]
    },
    "us-gaap_AllocatedShareBasedCompensationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllocatedShareBasedCompensationExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Expense",
        "terseLabel": "Stock based compensation",
        "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized."
       }
      }
     },
     "auth_ref": [
      "r441",
      "r448",
      "r449"
     ]
    },
    "us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllocatedShareBasedCompensationExpenseNetOfTax",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Expense, after Tax",
        "terseLabel": "Compensation expense, net of tax",
        "documentation": "Amount, after tax, of expense for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1213"
     ]
    },
    "us-gaap_AllowanceForCreditLossAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForCreditLossAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Expected Credit Losses"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AllowanceForCreditLossesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForCreditLossesTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLosses"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Credit Losses [Text Block]",
        "terseLabel": "Allowance for Expected Credit Losses",
        "documentation": "The entire disclosure for allowance for credit losses."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)",
        "terseLabel": "Current period change for expected credit losses",
        "documentation": "Amount of increase (decrease) in allowance for credit loss on accounts receivable."
       }
      }
     },
     "auth_ref": [
      "r1143"
     ]
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForDoubtfulAccountsReceivableRollforward",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Allowance for Expected Credit 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_AllowanceForDoubtfulAccountsReceivableWriteOffs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AllowanceForDoubtfulAccountsReceivableWriteOffs",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesBalancesOfPremiumsReceivableDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Allowance for Credit Loss, Writeoff",
        "negatedLabel": "Writeoffs of uncollectable accounts receivable",
        "documentation": "Amount of direct write-downs of accounts receivable charged against the allowance."
       }
      }
     },
     "auth_ref": [
      "r276"
     ]
    },
    "us-gaap_AlternativeInvestment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AlternativeInvestment",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Alternative Investment",
        "terseLabel": "Alternative investments fair value",
        "documentation": "Fair value of investment other than investment in equity security, investment in debt security and equity method investment. Includes, but is not limited to, investment in certain entities that calculate net asset value per share. Example includes, but is not limited to, investment in hedge fund, venture capital fund, private equity fund, and real estate partnership or fund."
       }
      }
     },
     "auth_ref": [
      "r561",
      "r577",
      "r584",
      "r585",
      "r586",
      "r896",
      "r899",
      "r900",
      "r1227",
      "r1229",
      "r1230",
      "r1231"
     ]
    },
    "saft_Amended2018PlanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "Amended2018PlanMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the information pertaining to the Amended 2018 Long-Term Incentive Plan.",
        "label": "The Amended 2018 Plan"
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Antidilutive common shares",
        "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": [
      "r203"
     ]
    },
    "us-gaap_ArrangementsAndNonarrangementTransactionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ArrangementsAndNonarrangementTransactionsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Domain]",
        "documentation": "Collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations."
       }
      }
     },
     "auth_ref": [
      "r531"
     ]
    },
    "us-gaap_AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset-Backed Securities, Securitized Loans and Receivables [Member]",
        "terseLabel": "Other asset-backed securities",
        "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": [
      "r1129",
      "r1133",
      "r1134",
      "r1144",
      "r1145",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1153",
      "r1184",
      "r1185"
     ]
    },
    "us-gaap_Assets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Assets",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets",
        "totalLabel": "Total assets",
        "verboseLabel": "Assets held by SNIA",
        "documentation": "Amount of asset recognized for present right to economic benefit."
       }
      }
     },
     "auth_ref": [
      "r104",
      "r105",
      "r118",
      "r161",
      "r164",
      "r165",
      "r208",
      "r211",
      "r221",
      "r224",
      "r267",
      "r330",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r339",
      "r340",
      "r380",
      "r533",
      "r537",
      "r588",
      "r660",
      "r661",
      "r664",
      "r677",
      "r678",
      "r710",
      "r802",
      "r863",
      "r864",
      "r871",
      "r910",
      "r918",
      "r921",
      "r938",
      "r1171",
      "r1172",
      "r1248"
     ]
    },
    "us-gaap_AssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AssetsAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "Assets"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsGrossUnrealizedGainBeforeTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax",
        "terseLabel": "Fixed maturity securities, Gross Unrealized Gains",
        "documentation": "Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r238"
     ]
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsGrossUnrealizedLossBeforeTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax",
        "negatedLabel": "Fixed maturity securities, Gross Unrealized Losses",
        "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r239"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale [Abstract]",
        "terseLabel": "Investments:",
        "verboseLabel": "Fixed Maturity Securities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Available-for-Sale Securities, Debt Maturities [Abstract]",
        "terseLabel": "Available-for-sale Securities, Debt Maturities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "Due after five years through ten years, Amortized Cost",
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r1132",
      "r1265"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "Due after five years through ten years, Estimated Fair Value",
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r244",
      "r699"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "Due after one year through five years, Amortized Cost",
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r1131",
      "r1264"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "Due after one year through five years, Estimated Fair Value",
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r243",
      "r698"
     ]
    },
    "saft_AvailableForSaleSecuritiesDebtMaturitiesAfterTenThroughTwentyYearsAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenThroughTwentyYearsAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after adjustments of available-for-sale debt securities at cost, maturing in the tenth fiscal year through the twentieth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Available For Sale Securities Debt Maturities After Ten Through Twenty Years Amortized Cost",
        "terseLabel": "Due after ten years through twenty years, Amortized Cost"
       }
      }
     },
     "auth_ref": []
    },
    "saft_AvailableForSaleSecuritiesDebtMaturitiesAfterTenThroughTwentyYearsFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenThroughTwentyYearsFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of available-for-sale debt securities maturing in the tenth fiscal year through the twentieth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Available For Sale Securities Debt Maturities After Ten Through Twenty Years Fair Value",
        "terseLabel": "Due after ten years through twenty years, Estimated Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "saft_AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after adjustments of available-for-sale debt securities at cost, maturing after the twentieth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Available For Sale Securities Debt Maturities After Twenty Years Amortized Cost",
        "terseLabel": "Due after twenty years, Amortized Cost"
       }
      }
     },
     "auth_ref": []
    },
    "saft_AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of available-for-sale debt securities maturing after the twentieth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Available For Sale Securities Debt Maturities After Twenty Years Fair Value",
        "terseLabel": "Due after twenty years, Estimated Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract]",
        "terseLabel": "Amortized Cost"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract]",
        "terseLabel": "Estimated Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One",
        "terseLabel": "Due in one year or less, Amortized Cost",
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r1130",
      "r1263"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One",
        "terseLabel": "Due in one year or less, Estimated Fair Value",
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r242",
      "r697"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost",
        "terseLabel": "Asset-backed securities, Amortized Cost",
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping."
       }
      }
     },
     "auth_ref": [
      "r1128",
      "r1129",
      "r1262"
     ]
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value",
        "terseLabel": "Asset-backed securities, Estimated Fair Value",
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping."
       }
      }
     },
     "auth_ref": [
      "r241",
      "r696",
      "r1128"
     ]
    },
    "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": [
      "r1010"
     ]
    },
    "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": [
      "r1011"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "us-gaap_AwardTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "AwardTypeAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails",
      "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": [
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r434",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440"
     ]
    },
    "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": [
      "r1009"
     ]
    },
    "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": [
      "r1008"
     ]
    },
    "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": [
      "r1007"
     ]
    },
    "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": [
      "r1007"
     ]
    },
    "us-gaap_BenefitsLossesAndExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BenefitsLossesAndExpenses",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Benefits, Losses and Expenses",
        "totalLabel": "Total expenses",
        "documentation": "The total amount of expense recognized during the period for future policy benefits, claims and claims adjustment costs, and for selling, general and administrative costs."
       }
      }
     },
     "auth_ref": [
      "r731",
      "r918",
      "r921"
     ]
    },
    "us-gaap_BenefitsLossesAndExpensesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BenefitsLossesAndExpensesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Benefits, Losses and Expenses [Abstract]",
        "terseLabel": "Expenses"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_BusinessAcquisitionAcquireeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BusinessAcquisitionAcquireeDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination [Domain]",
        "documentation": "Business combination or series of individually immaterial business combinations."
       }
      }
     },
     "auth_ref": [
      "r299",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r519",
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r525",
      "r526",
      "r527",
      "r528",
      "r768",
      "r847",
      "r879",
      "r880",
      "r1215",
      "r1218",
      "r1219"
     ]
    },
    "us-gaap_BusinessAcquisitionAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BusinessAcquisitionAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination [Axis]",
        "documentation": "Information by business combination or series of individually immaterial business combinations."
       }
      }
     },
     "auth_ref": [
      "r299",
      "r300",
      "r301",
      "r302",
      "r303",
      "r304",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r519",
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r525",
      "r526",
      "r527",
      "r528",
      "r768",
      "r847",
      "r879",
      "r880",
      "r1215",
      "r1218",
      "r1219"
     ]
    },
    "us-gaap_BusinessAcquisitionLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BusinessAcquisitionLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination [Line Items]",
        "terseLabel": "Basis of Presentation",
        "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": [
      "r299",
      "r475",
      "r476",
      "r477",
      "r478",
      "r484",
      "r485",
      "r486",
      "r487",
      "r493",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r523",
      "r524",
      "r525",
      "r528",
      "r885",
      "r889",
      "r1215",
      "r1218",
      "r1219"
     ]
    },
    "us-gaap_BusinessAcquisitionSharePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "BusinessAcquisitionSharePrice",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination, Price Per Share",
        "terseLabel": "Merger agreement share price",
        "documentation": "Per share price of saleable stock paid or offered to be paid by acquirer in business combination."
       }
      }
     },
     "auth_ref": [
      "r890",
      "r1216",
      "r1217",
      "r1220",
      "r1221"
     ]
    },
    "saft_CarCommercialAutomobileProgramAndTaxiLimoProgramMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "CarCommercialAutomobileProgramAndTaxiLimoProgramMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the information pertaining to CAR Commercial Automobile Program and the Taxi/Limo Program.",
        "label": "CAR Commercial Automobile Program and the Taxi/Limo Program"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash and Cash Equivalent",
        "terseLabel": "Cash and cash equivalents",
        "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": [
      "r115",
      "r159",
      "r160",
      "r850",
      "r1250"
     ]
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation",
        "periodEndLabel": "Cash and cash equivalents at end of period",
        "periodStartLabel": "Cash and cash equivalents at beginning of year",
        "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": [
      "r36",
      "r159",
      "r160"
     ]
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "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 (decrease) increase in cash and 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",
      "r36"
     ]
    },
    "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": [
      "r986"
     ]
    },
    "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": [
      "r983"
     ]
    },
    "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": [
      "r981"
     ]
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CityAreaCode",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "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": [
      "r987"
     ]
    },
    "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": [
      "r987"
     ]
    },
    "us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]",
        "terseLabel": "Commitments and Contingencies",
        "verboseLabel": "Allowance for Expected Credit Losses",
        "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": [
      "r531"
     ]
    },
    "us-gaap_CommercialMortgageBackedSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommercialMortgageBackedSecuritiesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commercial Mortgage-Backed Securities [Member]",
        "terseLabel": "Commercial mortgage-backed securities",
        "documentation": "Securities collateralized by commercial real estate mortgage loans."
       }
      }
     },
     "auth_ref": [
      "r688",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r896",
      "r898",
      "r899",
      "r1129",
      "r1133",
      "r1134",
      "r1144",
      "r1145",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1153",
      "r1184",
      "r1185"
     ]
    },
    "saft_CommissionIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "CommissionIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commission income.",
        "label": "Commission Income",
        "terseLabel": "Commission income"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommitmentsAndContingencies": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingencies",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies",
        "terseLabel": "Commitments and contingencies (Note 8)",
        "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": [
      "r129",
      "r660",
      "r661",
      "r668",
      "r712",
      "r789"
     ]
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingencies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "terseLabel": "Commitments and Contingencies",
        "documentation": "The entire disclosure for commitments and contingencies."
       }
      }
     },
     "auth_ref": [
      "r322",
      "r323",
      "r844",
      "r1160",
      "r1164",
      "r1165"
     ]
    },
    "us-gaap_CommitmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommitmentsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments [Member]",
        "terseLabel": "Limited partnership commitments",
        "documentation": "This element represents significant arrangements with third parties, which includes operating lease arrangements and arrangements in which the entity has agreed to expend funds to procure goods or services, or has agreed to commit resources to supply goods or services, and operating lease arrangements."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommonStockDividendsPerShareCashPaid": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockDividendsPerShareCashPaid",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_EarningsPerShareDilutedUndistributed",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Dividends, Per Share, Cash Paid",
        "negatedLabel": "Dividends declared",
        "terseLabel": "Cash dividends paid per common share",
        "documentation": "Aggregate dividends paid during the period for each share of common stock outstanding."
       }
      }
     },
     "auth_ref": [
      "r1179",
      "r1180"
     ]
    },
    "us-gaap_CommonStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock [Member]",
        "terseLabel": "Common Stock",
        "documentation": "Stock that is subordinate to all other stock of the issuer."
       }
      }
     },
     "auth_ref": [
      "r133",
      "r376",
      "r660",
      "r661",
      "r671",
      "r927",
      "r928",
      "r929",
      "r931",
      "r932",
      "r933",
      "r934",
      "r1113",
      "r1114",
      "r1116",
      "r1225",
      "r1327",
      "r1330"
     ]
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockParOrStatedValuePerShare",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock par value (in dollars per share)",
        "documentation": "Face amount or stated value per share of common stock."
       }
      }
     },
     "auth_ref": [
      "r1054",
      "r1177",
      "r1253",
      "r1254",
      "r1258"
     ]
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockSharesAuthorized",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "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",
      "r376",
      "r660",
      "r661",
      "r671",
      "r790"
     ]
    },
    "us-gaap_CommonStockSharesIssued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockSharesIssued",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "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",
      "r376",
      "r660",
      "r661",
      "r671"
     ]
    },
    "us-gaap_CommonStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CommonStockValue",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common stock: $0.01 par value; 30,000,000 shares authorized; 18,103,084 and 18,051,631 shares issued",
        "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",
      "r361",
      "r366",
      "r376",
      "r660",
      "r661",
      "r671",
      "r713",
      "r910"
     ]
    },
    "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": [
      "r992"
     ]
    },
    "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": [
      "r991"
     ]
    },
    "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": [
      "r993"
     ]
    },
    "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": [
      "r990"
     ]
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ComprehensiveIncomeNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Comprehensive income",
        "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": [
      "r11",
      "r143",
      "r145",
      "r150",
      "r675",
      "r726",
      "r727"
     ]
    },
    "srt_ConsolidationEliminationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidationEliminationsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation, Eliminations [Member]",
        "documentation": "Eliminating entries used in consolidating a parent entity and its subsidiaries."
       }
      }
     },
     "auth_ref": [
      "r161",
      "r167"
     ]
    },
    "srt_ConsolidationItemsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidationItemsAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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": [
      "r70",
      "r85",
      "r86",
      "r87",
      "r88",
      "r89",
      "r90",
      "r91",
      "r92",
      "r93",
      "r161",
      "r162",
      "r167",
      "r168",
      "r208",
      "r213",
      "r219",
      "r220",
      "r221",
      "r222",
      "r223",
      "r224",
      "r225",
      "r226",
      "r330",
      "r331",
      "r332",
      "r333",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r380",
      "r680",
      "r863",
      "r864",
      "r1034",
      "r1035",
      "r1171",
      "r1172"
     ]
    },
    "srt_ConsolidationItemsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ConsolidationItemsDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "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": [
      "r70",
      "r85",
      "r86",
      "r87",
      "r88",
      "r89",
      "r90",
      "r91",
      "r92",
      "r93",
      "r161",
      "r162",
      "r167",
      "r168",
      "r208",
      "r213",
      "r219",
      "r220",
      "r221",
      "r222",
      "r223",
      "r224",
      "r225",
      "r226",
      "r330",
      "r331",
      "r332",
      "r333",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r380",
      "r680",
      "r863",
      "r864",
      "r1034",
      "r1035",
      "r1171",
      "r1172"
     ]
    },
    "us-gaap_CorporateDebtSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CorporateDebtSecuritiesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Corporate Debt Securities [Member]",
        "terseLabel": "Corporate and other securities",
        "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment."
       }
      }
     },
     "auth_ref": [
      "r686",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r874",
      "r876",
      "r878",
      "r896",
      "r912",
      "r924",
      "r1144",
      "r1145",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1153",
      "r1323"
     ]
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Document and Entity Information",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CreditFacilityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CreditFacilityAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Facility [Axis]",
        "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing."
       }
      }
     },
     "auth_ref": [
      "r113",
      "r120",
      "r329",
      "r660",
      "r661",
      "r665",
      "r1168"
     ]
    },
    "us-gaap_CreditFacilityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "CreditFacilityDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Facility [Domain]",
        "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing."
       }
      }
     },
     "auth_ref": [
      "r113",
      "r120",
      "r329",
      "r660",
      "r661",
      "r665",
      "r1168"
     ]
    },
    "saft_CreditLossBenefitExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "CreditLossBenefitExpenses",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": -1.0,
       "order": 6.0
      },
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 20.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of credit loss (benefit) expense.",
        "label": "Credit Loss Benefit Expenses",
        "negatedLabel": "Credit loss (expense) benefit",
        "terseLabel": "Credit loss expense"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CurrentFiscalYearEndDate": {
     "xbrltype": "gMonthDayItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "CurrentFiscalYearEndDate",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebt"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Debt",
        "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": [
      "r40",
      "r113",
      "r114",
      "r120",
      "r121",
      "r123",
      "r124",
      "r125",
      "r126",
      "r127",
      "r161",
      "r163",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r328",
      "r329",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r346",
      "r347",
      "r350",
      "r351",
      "r352",
      "r354",
      "r539",
      "r598",
      "r660",
      "r661",
      "r667"
     ]
    },
    "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentBasisSpreadOnVariableRate1",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Basis Spread on Variable Rate",
        "terseLabel": "Spread on variable rate (as a percent)",
        "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument."
       }
      }
     },
     "auth_ref": []
    },
    "saft_DebtInstrumentDefaultTriggerPrincipalAmountMinimum": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "DebtInstrumentDefaultTriggerPrincipalAmountMinimum",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the minimum amount of unpaid required principal repayments that result in an event of default.",
        "label": "Debt Instrument Default Trigger Principal Amount Minimum",
        "terseLabel": "Default trigger, principal amount"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentDescriptionOfVariableRateBasis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtInstrumentDescriptionOfVariableRateBasis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Description of Variable Rate Basis",
        "terseLabel": "Variable interest rate basis",
        "documentation": "Description of reference rate used for variable rate of debt instrument."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleAllowanceForCreditLossTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Reconciliation of beginning and ending balances of allowance for expected credit losses on fixed maturities classified as available for sale",
        "documentation": "Tabular disclosure of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r294"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Allowance for Credit Loss, Excluding Accrued Interest",
        "negatedLabel": "Fixed maturity securities, Allowance for Expected Credit Losses",
        "periodEndLabel": "Ending balance of period",
        "periodStartLabel": "Beginning of period",
        "terseLabel": "Fixed maturity securities, allowance for expected credit losses",
        "documentation": "Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r288"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsAdjustedCost",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, before Allowance for Credit Loss",
        "terseLabel": "Fixed maturity securities, Cost or Amortized Cost",
        "totalLabel": "Totals, Amortized Cost",
        "verboseLabel": "Fixed maturity securities, cost or amortized cost",
        "documentation": "Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r288"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer",
        "terseLabel": "Estimated Fair Value, 12 Months or More",
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r292",
      "r867"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss",
        "terseLabel": "Unrealized Losses, 12 Months or More",
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r292"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months",
        "terseLabel": "Estimated Fair Value, Less than 12 Months",
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r292",
      "r867"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Less than 12 Months",
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset."
       }
      }
     },
     "auth_ref": [
      "r58",
      "r292"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleExcludingAccruedInterest",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Investments",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "us-gaap_InvestmentsFairValueDisclosure",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAmortizedCostAndEstimatedFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Excluding Accrued Interest",
        "terseLabel": "Fixed maturities, available for sale, at fair value (amortized cost: $1,365,368 and $1,337,235, allowance for expected credit losses of $355 and $0)",
        "totalLabel": "Totals, Estimated Fair Value",
        "verboseLabel": "Fixed maturity securities, Estimated Fair Value",
        "documentation": "Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r660",
      "r661",
      "r674",
      "r1154"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Not Previously Recorded",
        "terseLabel": "Credit losses on securities with no previously recorded credit losses",
        "documentation": "Amount, excluding accrued interest, of credit loss expense on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) with no credit loss previously recorded."
       }
      }
     },
     "auth_ref": [
      "r153",
      "r295"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Not to Sell before Recovery, Credit Loss, Previously Recorded, Expense (Reversal)",
        "terseLabel": "Net increases (decreases) in allowance on previously impaired securities",
        "documentation": "Amount, excluding accrued interest, of credit loss expense (reversal of expense) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) with previously recorded allowance and not intended to be sold and not more likely than not will be required to sell before recovery of amortized cost basis."
       }
      }
     },
     "auth_ref": [
      "r153",
      "r297"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossSecuritiesSold": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossSecuritiesSold",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Sold",
        "negatedLabel": "Reduction due to sales",
        "documentation": "Amount, excluding accrued interest, of decrease in allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) from sale."
       }
      }
     },
     "auth_ref": [
      "r296"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedGain": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleRealizedGain",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails": {
       "parentTag": "us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Realized Gain",
        "terseLabel": "Gross realized gains, Fixed maturity securities",
        "documentation": "Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r264"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleRealizedLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails": {
       "parentTag": "us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Realized Loss",
        "negatedLabel": "Gross realized losses, Fixed maturity securities",
        "documentation": "Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r264"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPosition",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position",
        "terseLabel": "Estimated Fair Value, Total",
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss."
       }
      }
     },
     "auth_ref": [
      "r56",
      "r290",
      "r867"
     ]
    },
    "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Total",
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset."
       }
      }
     },
     "auth_ref": [
      "r57",
      "r291"
     ]
    },
    "us-gaap_DebtSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DebtSecuritiesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities [Member]",
        "terseLabel": "Subtotal, fixed maturity securities",
        "documentation": "Debt instrument issued by corporations, governments and governmental agencies, municipalities, and other institutions."
       }
      }
     },
     "auth_ref": [
      "r18",
      "r929",
      "r1331"
     ]
    },
    "us-gaap_DeferredIncomeTaxAssetsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DeferredIncomeTaxAssetsNet",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Income Tax Assets, Net",
        "terseLabel": "Deferred income taxes",
        "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting."
       }
      }
     },
     "auth_ref": [
      "r452",
      "r453"
     ]
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DeferredIncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Income Tax Expense (Benefit)",
        "terseLabel": "Credit for deferred income taxes",
        "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r7",
      "r63",
      "r1106",
      "r1111"
     ]
    },
    "us-gaap_DeferredPolicyAcquisitionCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DeferredPolicyAcquisitionCosts",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 13.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Policy Acquisition Cost",
        "terseLabel": "Deferred policy acquisition costs",
        "documentation": "Amount of deferred policy acquisition cost capitalized on contract remaining in force."
       }
      }
     },
     "auth_ref": [
      "r60",
      "r717",
      "r740",
      "r741",
      "r759",
      "r913",
      "r918",
      "r921"
     ]
    },
    "us-gaap_DepreciationAndAmortization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DepreciationAndAmortization",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Depreciation, Depletion and Amortization, Nonproduction",
        "verboseLabel": "Fixed asset depreciation, net",
        "documentation": "The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production."
       }
      }
     },
     "auth_ref": [
      "r7",
      "r1158",
      "r1159"
     ]
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement [Text Block]",
        "terseLabel": "Share-Based Compensation",
        "documentation": "The entire disclosure for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r409",
      "r413",
      "r442",
      "r443",
      "r445",
      "r882"
     ]
    },
    "us-gaap_DividendIncomeOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DividendIncomeOperating",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividend Income, Operating",
        "terseLabel": "Dividends on equity securities",
        "documentation": "Amount of operating dividend income on securities."
       }
      }
     },
     "auth_ref": [
      "r48",
      "r775",
      "r810",
      "r837",
      "r838",
      "r935",
      "r936",
      "r1332"
     ]
    },
    "us-gaap_DividendsCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "DividendsCommonStock",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividends, Common Stock",
        "negatedLabel": "Dividends paid and accrued",
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK)."
       }
      }
     },
     "auth_ref": [
      "r379",
      "r381"
     ]
    },
    "dei_DocumentFiscalPeriodFocus": {
     "xbrltype": "fiscalPeriodItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentFiscalPeriodFocus",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Quarterly Report",
        "documentation": "Boolean flag that is true only for a form used as an quarterly report."
       }
      }
     },
     "auth_ref": [
      "r942"
     ]
    },
    "dei_DocumentTransitionReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentTransitionReport",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Transition Report",
        "documentation": "Boolean flag that is true only for a form used as a transition report."
       }
      }
     },
     "auth_ref": [
      "r974"
     ]
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "DocumentType",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r985"
     ]
    },
    "saft_EarningsFromPartnershipInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EarningsFromPartnershipInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustment for income from the undistributed earnings (losses) of the entity's unconsolidated equity method investments.",
        "label": "Earnings From Partnership Investments",
        "terseLabel": "Earnings from partnership investments"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings per Share",
        "verboseLabel": "Earnings per weighted average common share:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareBasic": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareBasic",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic",
        "terseLabel": "Basic",
        "verboseLabel": "Basic earnings per share (in dollars per 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": [
      "r99",
      "r151",
      "r174",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r184",
      "r191",
      "r194",
      "r198",
      "r201",
      "r202",
      "r207",
      "r307",
      "r359",
      "r393",
      "r446",
      "r473",
      "r530",
      "r558",
      "r559",
      "r676",
      "r728",
      "r859"
     ]
    },
    "us-gaap_EarningsPerShareBasicUndistributed": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareBasicUndistributed",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic, Undistributed",
        "totalLabel": "Undistributed earnings",
        "documentation": "The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security."
       }
      }
     },
     "auth_ref": [
      "r1117"
     ]
    },
    "us-gaap_EarningsPerShareDiluted": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareDiluted",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Diluted",
        "terseLabel": "Diluted",
        "verboseLabel": "Diluted earnings per share (in dollars per 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": [
      "r99",
      "r151",
      "r174",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r184",
      "r194",
      "r198",
      "r201",
      "r202",
      "r207",
      "r307",
      "r359",
      "r393",
      "r446",
      "r473",
      "r530",
      "r558",
      "r559",
      "r676",
      "r728",
      "r859"
     ]
    },
    "us-gaap_EarningsPerShareDilutedUndistributed": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareDilutedUndistributed",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Diluted, Undistributed",
        "totalLabel": "Undistributed earnings",
        "documentation": "The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security, after giving effect to all dilutive potential common shares outstanding during the period."
       }
      }
     },
     "auth_ref": [
      "r1117"
     ]
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EarningsPerShareTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShare"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Text Block]",
        "terseLabel": "Earnings per Share",
        "documentation": "The entire disclosure for earnings per share."
       }
      }
     },
     "auth_ref": [
      "r190",
      "r203",
      "r204",
      "r205",
      "r206",
      "r384"
     ]
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition",
        "terseLabel": "Weighted average period expected for recognition of compensation expense related to non-vested restricted stock awards",
        "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r444"
     ]
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount",
        "terseLabel": "Unrecognized compensation expense related to non-vested restricted stock awards",
        "documentation": "Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options."
       }
      }
     },
     "auth_ref": [
      "r1214"
     ]
    },
    "us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Expense, Tax Benefit",
        "terseLabel": "Income tax benefit from compensation expense",
        "documentation": "Amount of tax benefit for recognition of expense of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r441"
     ]
    },
    "us-gaap_EmployeeStockOptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EmployeeStockOptionMember",
     "presentation": [
      "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": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r940"
     ]
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityCommonStockSharesOutstanding",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r940"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Securities Act 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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r940"
     ]
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r1024"
     ]
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r940"
     ]
    },
    "dei_EntityShellCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityShellCompany",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r940"
     ]
    },
    "dei_EntitySmallBusiness": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntitySmallBusiness",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Small Business",
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC)."
       }
      }
     },
     "auth_ref": [
      "r940"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r940"
     ]
    },
    "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": [
      "r979"
     ]
    },
    "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": [
      "r1020"
     ]
    },
    "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": [
      "r1020"
     ]
    },
    "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": [
      "r1020"
     ]
    },
    "saft_EquityAndDepositsInPools": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquityAndDepositsInPools",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 14.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equities and deposits in pools and associations relates to equity interests in, or deposits receivable from voluntary or involuntary pools or underwriting associations.",
        "label": "Equity and Deposits in Pools",
        "terseLabel": "Equity and deposits in pools"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquityComponentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityComponentDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Component [Domain]",
        "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": [
      "r98",
      "r99",
      "r109",
      "r132",
      "r133",
      "r146",
      "r147",
      "r148",
      "r169",
      "r170",
      "r171",
      "r175",
      "r183",
      "r185",
      "r187",
      "r209",
      "r268",
      "r271",
      "r306",
      "r307",
      "r308",
      "r358",
      "r370",
      "r374",
      "r375",
      "r376",
      "r379",
      "r381",
      "r383",
      "r390",
      "r392",
      "r394",
      "r397",
      "r446",
      "r461",
      "r462",
      "r468",
      "r469",
      "r470",
      "r474",
      "r529",
      "r530",
      "r540",
      "r541",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r552",
      "r553",
      "r554",
      "r555",
      "r557",
      "r591",
      "r592",
      "r593",
      "r594",
      "r595",
      "r596",
      "r600",
      "r613",
      "r655",
      "r660",
      "r661",
      "r670",
      "r671",
      "r701",
      "r722",
      "r756",
      "r757",
      "r758",
      "r777",
      "r829",
      "r1181"
     ]
    },
    "saft_EquityInvestmentRequiredAdvanceNoticePeriodToDispose": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquityInvestmentRequiredAdvanceNoticePeriodToDispose",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The required advance notice before quarter end so that the entity may dispose of an equity security investment which has a fair value determined using the trust's net asset value.",
        "label": "Equity Investment Required Advance Notice Period to Dispose",
        "terseLabel": "Period of advance notice before quarter end"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityMethodInvestments",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Investments",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsAdjustedCost",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments",
        "verboseLabel": "Other invested assets",
        "documentation": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized."
       }
      }
     },
     "auth_ref": [
      "r208",
      "r218",
      "r224",
      "r266",
      "r1046",
      "r1140"
     ]
    },
    "us-gaap_EquityMethodInvestmentsFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquityMethodInvestmentsFairValueDisclosure",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "us-gaap_InvestmentsFairValueDisclosure",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments, Fair Value Disclosure",
        "verboseLabel": "Other invested assets, Estimated Fair Value",
        "documentation": "Fair value portion of investments accounted under the equity method."
       }
      }
     },
     "auth_ref": [
      "r586",
      "r906",
      "r907",
      "r1043",
      "r1047",
      "r1227",
      "r1228",
      "r1233"
     ]
    },
    "saft_EquitySecuritiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Not available.",
        "label": "Equity Securities [Abstract]",
        "terseLabel": "Equity Securities"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetailsCalc2": {
       "parentTag": "us-gaap_EquitySecuritiesFvNiCost",
       "weight": -1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsGrossUnrealizedGainBeforeTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in equity securities.",
        "label": "Equity Securities, Accumulated Gross Unrealized Gain, before Tax",
        "terseLabel": "Equity securities, Gross Unrealized Gains"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetailsCalc2": {
       "parentTag": "us-gaap_EquitySecuritiesFvNiCost",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsGrossUnrealizedLossBeforeTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in equity securities.",
        "label": "Equity Securities, Accumulated Gross Unrealized Loss, before Tax",
        "negatedLabel": "Equity securities, Gross Unrealized Losses"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesAndMutualFundsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesAndMutualFundsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ownership interest or right to acquire or dispose of ownership interest in corporations and other legal entities for which ownership interest is represented by shares of common or preferred stock, convertible securities, stock rights, or stock warrants. Also includes interests in mutual funds.",
        "label": "Equity securities"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in equity security measured at fair value with change in fair value recognized in other comprehensive income, in continuous unrealized loss position for 12 months or longer.",
        "label": "Equity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss",
        "terseLabel": "Unrealized Losses, 12 Months or More"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in equity security measured at fair value with change in fair value recognized in other comprehensive income, in continuous unrealized loss position for less than 12 months.",
        "label": "Equity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Less than 12 Months"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquitySecuritiesFvNi": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquitySecuritiesFvNi",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails": {
       "parentTag": "us-gaap_MarketableSecurities",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Investments",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "us-gaap_InvestmentsFairValueDisclosure",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetailsCalc2": {
       "parentTag": "us-gaap_EquitySecuritiesFvNiCost",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Securities, FV-NI, Current",
        "terseLabel": "Equity securities, at fair value (cost: $189,372 and $201,591)",
        "verboseLabel": "Equity securities, Estimated Fair Value",
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current."
       }
      }
     },
     "auth_ref": [
      "r108",
      "r122",
      "r581",
      "r852"
     ]
    },
    "saft_EquitySecuritiesFvNiContinuousUnrealizedLossPosition12MonthsOrLonger": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesFvNiContinuousUnrealizedLossPosition12MonthsOrLonger",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months.",
        "label": "Equity Securities FV-NI Continuous Unrealized Loss Position, 12 Months or Longer",
        "terseLabel": "Estimated Fair Value, 12 Months or More"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesFvNiContinuousUnrealizedLossPositionLessThan12Months": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesFvNiContinuousUnrealizedLossPositionLessThan12Months",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months.",
        "label": "Equity Securities FV-NI Continuous Unrealized Loss Position, Less than 12 Months",
        "terseLabel": "Estimated Fair Value, Less than 12 Months"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquitySecuritiesFvNiCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquitySecuritiesFvNiCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": "saft_InvestmentsAdjustedCost",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetailsCalc2": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Securities, FV-NI, Cost",
        "terseLabel": "Equity securities, at cost",
        "totalLabel": "Equity securities, Cost or Amortized Cost",
        "documentation": "Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value."
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "us-gaap_EquitySecuritiesFvNiRealizedGain": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquitySecuritiesFvNiRealizedGain",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails": {
       "parentTag": "us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Securities, FV-NI, Realized Gain",
        "terseLabel": "Gross realized gains, Equity securities",
        "documentation": "Amount of realized gain from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI)."
       }
      }
     },
     "auth_ref": [
      "r1139"
     ]
    },
    "us-gaap_EquitySecuritiesFvNiRealizedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquitySecuritiesFvNiRealizedLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails": {
       "parentTag": "us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Securities, FV-NI, Realized Loss",
        "negatedLabel": "Gross realized losses, Equity securities",
        "documentation": "Amount of realized loss from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI)."
       }
      }
     },
     "auth_ref": [
      "r1139"
     ]
    },
    "us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EquitySecuritiesFvNiUnrealizedGainLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 4.0
      },
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Securities, FV-NI, Unrealized Gain (Loss)",
        "negatedLabel": "Change in net unrealized gains on equity securities",
        "terseLabel": "Change in net unrealized gains on equity securities",
        "documentation": "Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI)."
       }
      }
     },
     "auth_ref": [
      "r730",
      "r1139"
     ]
    },
    "saft_EquitySecuritiesFvNiUnrealizedLossPosition": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesFvNiUnrealizedLossPosition",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in other comprehensive income, in unrealized loss position.",
        "label": "Equity Securities, FV-NI, Unrealized Loss Position",
        "terseLabel": "Estimated Fair Value, Total"
       }
      }
     },
     "auth_ref": []
    },
    "saft_EquitySecuritiesUnrealizedLossPositionAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "EquitySecuritiesUnrealizedLossPositionAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in equity security measured at fair value with change in fair value recognized in other comprehensive income, in unrealized loss position.",
        "label": "Equity Securities, Unrealized Loss Position, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Total"
       }
      }
     },
     "auth_ref": []
    },
    "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": [
      "r989"
     ]
    },
    "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": [
      "r947",
      "r957",
      "r967",
      "r999"
     ]
    },
    "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": [
      "r944",
      "r954",
      "r964",
      "r996"
     ]
    },
    "us-gaap_EstimateOfFairValueFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "EstimateOfFairValueFairValueDisclosureMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Estimate of Fair Value Measurement [Member]",
        "terseLabel": "Estimated Fair Value",
        "documentation": "Measured as an estimate of fair value."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r583",
      "r584",
      "r586",
      "r869",
      "r870",
      "r906"
     ]
    },
    "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": [
      "r995"
     ]
    },
    "saft_FHLBBostonMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FHLBBostonMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to Federal Home Loan Bank of Boston.",
        "label": "F H L B of Boston",
        "verboseLabel": "FHLB loan"
       }
      }
     },
     "auth_ref": []
    },
    "saft_FairPlanRestructuringMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FairPlanRestructuringMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to FAIR plan restructuring.",
        "label": "Fair Plan Restructuring [Member]",
        "terseLabel": "Fair Plan Restructuring"
       }
      }
     },
     "auth_ref": []
    },
    "saft_FairPlanTrustInvestment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FairPlanTrustInvestment",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in Fair Plan Trust.",
        "label": "Fair Plan Trust, Investment",
        "terseLabel": "Fair plan trust investment"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "verboseLabel": "Fair value of financial instruments",
        "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": [
      "r560",
      "r562",
      "r563",
      "r575",
      "r896"
     ]
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring [Table]",
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis."
       }
      }
     },
     "auth_ref": [
      "r560",
      "r562",
      "r563",
      "r575",
      "r896"
     ]
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]",
        "terseLabel": "Fair value measurements for investments",
        "documentation": "Tabular disclosure of financial instrument measured at fair value on recurring or nonrecurring basis. Includes, but is not limited to, instrument classified in shareholders' equity."
       }
      }
     },
     "auth_ref": [
      "r896",
      "r1227",
      "r1228",
      "r1234"
     ]
    },
    "saft_FairValueAssetsLevel1ToLevel2TransfersAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FairValueAssetsLevel1ToLevel2TransfersAmount1",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transfers of assets amount measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.",
        "label": "Fair Value Assets Level 1 To Level 2 Transfers Amount 1",
        "terseLabel": "Transfers from Level 1 to Level 2"
       }
      }
     },
     "auth_ref": []
    },
    "saft_FairValueAssetsLevel2ToLevel1TransfersAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FairValueAssetsLevel2ToLevel1TransfersAmount1",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transfers of assets amount measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.",
        "label": "Fair Value Assets Level 2 To Level 1 Transfers Amount 1",
        "terseLabel": "Transfers from Level 2 to Level 1"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset Class [Domain]",
        "documentation": "Class of asset."
       }
      }
     },
     "auth_ref": [
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r576",
      "r898",
      "r906",
      "r907",
      "r1163"
     ]
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]",
        "terseLabel": "Changes in the Company's Level 3 fair value securities",
        "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_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]",
        "terseLabel": "Changes in the Company's Level 3 fair value securities",
        "documentation": "Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset."
       }
      }
     },
     "auth_ref": [
      "r567",
      "r572",
      "r576",
      "r898"
     ]
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByAssetClassAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset Class [Axis]",
        "documentation": "Information by class of asset."
       }
      }
     },
     "auth_ref": [
      "r567",
      "r568",
      "r569",
      "r570",
      "r571",
      "r572",
      "r576",
      "r898",
      "r906",
      "r907",
      "r1163"
     ]
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r399",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r406",
      "r560",
      "r561",
      "r563",
      "r564",
      "r565",
      "r566",
      "r573",
      "r575",
      "r577",
      "r583",
      "r622",
      "r623",
      "r624",
      "r629",
      "r869",
      "r870",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r896",
      "r899",
      "r906",
      "r907"
     ]
    },
    "us-gaap_FairValueByMeasurementBasisAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueByMeasurementBasisAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measurement Basis [Axis]",
        "documentation": "Information by measurement basis."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r583",
      "r584",
      "r585",
      "r586",
      "r588",
      "r589",
      "r869",
      "r870",
      "r906",
      "r1240"
     ]
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueDisclosuresAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value of Financial Instruments"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel1Member",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Level 1 Inputs",
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r399",
      "r404",
      "r405",
      "r563",
      "r575",
      "r583",
      "r622",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r896",
      "r906",
      "r907"
     ]
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel2Member",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Level 2 Inputs",
        "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": [
      "r349",
      "r399",
      "r404",
      "r405",
      "r407",
      "r563",
      "r564",
      "r575",
      "r583",
      "r623",
      "r869",
      "r870",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r896",
      "r906",
      "r907"
     ]
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueInputsLevel3Member",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Inputs, Level 3 [Member]",
        "terseLabel": "Level 3 Inputs",
        "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r399",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r406",
      "r563",
      "r564",
      "r565",
      "r566",
      "r575",
      "r583",
      "r624",
      "r869",
      "r870",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r896",
      "r899",
      "r906",
      "r907"
     ]
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements)",
        "terseLabel": "Purchases",
        "documentation": "Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r1232",
      "r1235"
     ]
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales",
        "terseLabel": "Sales",
        "documentation": "Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r570",
      "r576",
      "r898"
     ]
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3",
        "terseLabel": "Transfers into Level 3",
        "documentation": "Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy."
       }
      }
     },
     "auth_ref": [
      "r571",
      "r574",
      "r576",
      "r898"
     ]
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3",
        "terseLabel": "Transfers out of Level 3",
        "documentation": "Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy."
       }
      }
     },
     "auth_ref": [
      "r571",
      "r574",
      "r576",
      "r898"
     ]
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value",
        "periodEndLabel": "Balance at end of period",
        "periodStartLabel": "Balance at beginning of period",
        "documentation": "Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing."
       }
      }
     },
     "auth_ref": [
      "r567",
      "r576",
      "r898"
     ]
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value."
       }
      }
     },
     "auth_ref": [
      "r349",
      "r399",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r406",
      "r560",
      "r561",
      "r563",
      "r564",
      "r565",
      "r566",
      "r573",
      "r575",
      "r577",
      "r583",
      "r622",
      "r623",
      "r624",
      "r629",
      "r869",
      "r870",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r896",
      "r899",
      "r906",
      "r907"
     ]
    },
    "us-gaap_FederalFundsEffectiveSwapRateMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FederalFundsEffectiveSwapRateMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fed Funds Effective Rate Overnight Index Swap Rate [Member]",
        "terseLabel": "Federal Funds Effective Swap Rate",
        "documentation": "Fixed rate on U.S. dollar, constant-notional interest rate swap having its variable-rate leg referenced to Federal Funds effective rate with no additional spread over Federal Funds effective rate on that variable-rate leg."
       }
      }
     },
     "auth_ref": [
      "r895",
      "r1045",
      "r1050"
     ]
    },
    "us-gaap_FederalHomeLoanBankAdvancesInterestRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FederalHomeLoanBankAdvancesInterestRate",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Home Loan Bank, Advances, Interest Rate",
        "terseLabel": "Interest rate percentage",
        "documentation": "Interest rate of advances made and reported by Federal Home Loan Bank (FHLBank)."
       }
      }
     },
     "auth_ref": [
      "r1032"
     ]
    },
    "us-gaap_FederalHomeLoanBankAdvancesMaturityPeriodFixedRate": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FederalHomeLoanBankAdvancesMaturityPeriodFixedRate",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Home Loan Bank, Advances, Maturity Period, Fixed Rate",
        "terseLabel": "Advance term",
        "documentation": "Period of maturity for fixed-interest-rate advance made and reported by Federal Home Loan Bank (FHLBank), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r1033"
     ]
    },
    "us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FederalHomeLoanBankBorrowingsFairValueDisclosure",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Home Loan Bank Borrowings, Fair Value Disclosure",
        "terseLabel": "Fair value of loan",
        "documentation": "Fair value portion of borrowing from Federal Home Loan Bank (FHLBank)."
       }
      }
     },
     "auth_ref": [
      "r1227",
      "r1228",
      "r1233",
      "r1237",
      "r1238",
      "r1239",
      "r1241"
     ]
    },
    "us-gaap_FiduciaryAndTrustMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FiduciaryAndTrustMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fiduciary and Trust [Member]",
        "terseLabel": "Fiduciary assets",
        "documentation": "Person or entity with legal duty to act in best interest of client or beneficiary of trust and fiduciary relationship in which one party gives another party right to hold title to asset for benefit of beneficiary."
       }
      }
     },
     "auth_ref": [
      "r1182",
      "r1183"
     ]
    },
    "saft_FinanceAndOtherIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "FinanceAndOtherIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects finance and all other revenue and income not otherwise specified in the income statement.",
        "label": "Finance and Other Income",
        "terseLabel": "Finance and other service income"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancialInstrumentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FinancialInstrumentAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instrument [Axis]",
        "documentation": "Information by type of financial instrument."
       }
      }
     },
     "auth_ref": [
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r242",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r258",
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r273",
      "r274",
      "r275",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r289",
      "r293",
      "r294",
      "r353",
      "r369",
      "r539",
      "r578",
      "r587",
      "r590",
      "r619",
      "r620",
      "r621",
      "r622",
      "r623",
      "r624",
      "r626",
      "r627",
      "r628",
      "r629",
      "r631",
      "r632",
      "r633",
      "r634",
      "r635",
      "r636",
      "r637",
      "r638",
      "r640",
      "r641",
      "r642",
      "r643",
      "r644",
      "r645",
      "r646",
      "r647",
      "r648",
      "r649",
      "r650",
      "r651",
      "r652",
      "r653",
      "r654",
      "r683",
      "r684",
      "r685",
      "r686",
      "r687",
      "r688",
      "r689",
      "r690",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r703",
      "r723",
      "r867",
      "r896",
      "r898",
      "r899",
      "r900",
      "r901",
      "r902",
      "r903",
      "r904",
      "r905",
      "r1025",
      "r1026",
      "r1027",
      "r1028",
      "r1029",
      "r1030",
      "r1031",
      "r1135",
      "r1136",
      "r1137",
      "r1138",
      "r1226",
      "r1229",
      "r1230",
      "r1231",
      "r1233",
      "r1236",
      "r1237",
      "r1238"
     ]
    },
    "us-gaap_FiniteLivedIntangibleAssetsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "FiniteLivedIntangibleAssetsNet",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets, Net",
        "terseLabel": "Intangible assets",
        "documentation": "Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed."
       }
      }
     },
     "auth_ref": [
      "r658",
      "r1157"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r1003"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r1003"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r1003"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r1003"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r1003"
     ]
    },
    "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": [
      "r984"
     ]
    },
    "us-gaap_Goodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Goodwill",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Goodwill",
        "terseLabel": "Goodwill",
        "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": [
      "r111",
      "r116",
      "r298",
      "r660",
      "r661",
      "r662",
      "r864",
      "r868",
      "r885",
      "r886",
      "r887",
      "r891",
      "r897",
      "r910",
      "r1155",
      "r1156",
      "r1222"
     ]
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "totalLabel": "Income before income taxes",
        "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": [
      "r22",
      "r47",
      "r677",
      "r679",
      "r719",
      "r849",
      "r854",
      "r855",
      "r856",
      "r861",
      "r863",
      "r1120",
      "r1122",
      "r1123",
      "r1124",
      "r1125"
     ]
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerBasicShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromContinuingOperationsPerBasicShare",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_EarningsPerShareBasicUndistributed",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Continuing Operations, Per Basic Share",
        "terseLabel": "Net income from continuing operations attributable to common shareholders -Basic",
        "documentation": "The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r24",
      "r49",
      "r99",
      "r151",
      "r174",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r194",
      "r198",
      "r201",
      "r307",
      "r359",
      "r393",
      "r473",
      "r530",
      "r559",
      "r676",
      "r1279"
     ]
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromContinuingOperationsPerDilutedShare",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_EarningsPerShareDilutedUndistributed",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Continuing Operations, Per Diluted Share",
        "terseLabel": "Net income from continuing operations attributable to common shareholders -Diluted",
        "documentation": "The amount of net income (loss) derived from continuing operations during 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": [
      "r24",
      "r99",
      "r151",
      "r174",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r194",
      "r198",
      "r201",
      "r202",
      "r307",
      "r393",
      "r530",
      "r559",
      "r676",
      "r1279"
     ]
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromEquityMethodInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Equity Method Investments",
        "terseLabel": "Equity in earnings of other invested assets",
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss)."
       }
      }
     },
     "auth_ref": [
      "r7",
      "r23",
      "r46",
      "r208",
      "r216",
      "r224",
      "r266",
      "r718"
     ]
    },
    "us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Equity Method Investments, Net of Dividends or Distributions",
        "negatedLabel": "Earnings from partnership investments",
        "documentation": "This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities."
       }
      }
     },
     "auth_ref": [
      "r7"
     ]
    },
    "us-gaap_IncomeStatementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeStatementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Statements of Operations"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Taxes"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureIncomeTaxes"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Text Block]",
        "terseLabel": "Income Taxes",
        "documentation": "The entire disclosure for income tax."
       }
      }
     },
     "auth_ref": [
      "r161",
      "r166",
      "r451",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r463",
      "r465",
      "r466",
      "r467",
      "r702",
      "r767",
      "r774",
      "r884"
     ]
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Expense (Benefit)",
        "terseLabel": "Income tax expense",
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations."
       }
      }
     },
     "auth_ref": [
      "r61",
      "r64",
      "r161",
      "r186",
      "r187",
      "r208",
      "r217",
      "r224",
      "r454",
      "r455",
      "r464",
      "r732",
      "r849",
      "r854",
      "r855",
      "r856",
      "r884"
     ]
    },
    "us-gaap_IncomeTaxReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncomeTaxReceivable",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Taxes Receivable",
        "terseLabel": "Taxes recoverable",
        "documentation": "Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable."
       }
      }
     },
     "auth_ref": [
      "r1042",
      "r1055",
      "r1253",
      "r1254",
      "r1255"
     ]
    },
    "us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInAccountsPayableAndAccruedLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 18.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Accounts Payable and Accrued Liabilities",
        "terseLabel": "Accounts payable and accrued liabilities",
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInAccountsReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInAccountsReceivable",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Accounts Receivable",
        "negatedTerseLabel": "Accounts receivable, net",
        "documentation": "The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInDeferredPolicyAcquisitionCosts",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 14.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Deferred Policy Acquisition Costs",
        "negatedLabel": "Deferred policy acquisition costs",
        "documentation": "The increase (decrease) during the reporting period in the balance sheet value of capitalized sales costs that are associated with acquiring a new insurance customers."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 13.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable",
        "terseLabel": "Taxes recoverable/payable",
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes."
       }
      }
     },
     "auth_ref": [
      "r1105"
     ]
    },
    "us-gaap_IncreaseDecreaseInInterestAndDividendsReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInInterestAndDividendsReceivable",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Interest and Dividends Receivable",
        "negatedLabel": "Accrued investment income",
        "documentation": "The increase (decrease) during the reporting period in the aggregate amount due to the entity in the form of unpaid interest and dividends."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 16.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve",
        "terseLabel": "Losses and loss adjustment expense reserves",
        "documentation": "Amount of increase (decrease) in liability to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInOperatingCapitalAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]",
        "terseLabel": "Changes in assets and liabilities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInOtherOperatingAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 15.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Other Operating Assets",
        "negatedLabel": "Other assets",
        "documentation": "Amount of increase (decrease) in operating assets classified as other."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInPrepaidReinsurancePremiums": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInPrepaidReinsurancePremiums",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 12.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Prepaid Reinsurance Premiums",
        "negatedLabel": "Ceded unearned premiums",
        "documentation": "The change in prepaid reinsurance premiums recorded on the balance sheet, which is needed to adjust net income to arrive at net cash flows provided by or used in operations."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInReinsurancePayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInReinsurancePayables",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 19.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Reinsurance Payables",
        "terseLabel": "Payable to reinsurers",
        "documentation": "The increase (decrease) during the reporting period in the amount due to other insurance companies when the reporting entity has assumed a portion of the cedant's insurance risk which has resulted in insurance losses."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInReinsuranceRecoverable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInReinsuranceRecoverable",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Reinsurance Recoverable",
        "negatedLabel": "Receivable from reinsurers",
        "documentation": "The increase (decrease) during the reporting period in the amount of benefits the ceding insurer expects to recover on insurance policies ceded to other insurance entities as of the balance sheet date for all guaranteed benefit types."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_IncreaseDecreaseInUnearnedPremiums": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "IncreaseDecreaseInUnearnedPremiums",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 17.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Unearned Premiums",
        "terseLabel": "Unearned premium reserves",
        "documentation": "Amount of increase (decrease) unearned premiums written. Excludes portion of unearned premiums amortized into income."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "saft_IncrementalCommonSharesAttributableToNonVestedStockGrantsUnderShareBasedPaymentArrangements": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "IncrementalCommonSharesAttributableToNonVestedStockGrantsUnderShareBasedPaymentArrangements",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of non-vested stock grants under share based payment arrangements.",
        "label": "Incremental Common Shares Attributable to Non Vested Stock Grants Under Share Based Payment Arrangements",
        "terseLabel": "Common equivalent shares- non-vested performance stock grants"
       }
      }
     },
     "auth_ref": []
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r995",
      "r1003",
      "r1007",
      "r1015"
     ]
    },
    "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": [
      "r1013"
     ]
    },
    "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": [
      "r943",
      "r1019"
     ]
    },
    "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": [
      "r943",
      "r1019"
     ]
    },
    "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": [
      "r943",
      "r1019"
     ]
    },
    "us-gaap_InsuranceCommissionsAndFees": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InsuranceCommissionsAndFees",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insurance Commissions and Fees",
        "terseLabel": "Commission income eliminated in consolidation",
        "documentation": "Income from agency and brokerage operations (includes sales of annuities and supplemental contracts); service charges, commissions, and fees from the sale of insurance and related services; and management fees from separate accounts, deferred annuities, and universal life products."
       }
      }
     },
     "auth_ref": [
      "r44",
      "r45"
     ]
    },
    "us-gaap_InterestAndDividendIncomeOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestAndDividendIncomeOperating",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_NetInvestmentIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest and Dividend Income, Operating",
        "totalLabel": "Total investment 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": [
      "r43",
      "r48",
      "r51",
      "r52",
      "r53",
      "r855",
      "r1333"
     ]
    },
    "us-gaap_InterestExpenseBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestExpenseBorrowings",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Expense, Borrowings",
        "terseLabel": "Interest expense, borrowings",
        "documentation": "Aggregate amount of interest expense on all borrowings."
       }
      }
     },
     "auth_ref": [
      "r54",
      "r55",
      "r855",
      "r1329"
     ]
    },
    "us-gaap_InterestExpenseNonoperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestExpenseNonoperating",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_BenefitsLossesAndExpenses",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Expense, Nonoperating",
        "terseLabel": "Interest expense",
        "documentation": "Amount of interest expense classified as nonoperating."
       }
      }
     },
     "auth_ref": [
      "r215",
      "r854",
      "r856",
      "r1062"
     ]
    },
    "us-gaap_InterestIncomeOperating": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InterestIncomeOperating",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Income, Operating",
        "terseLabel": "Interest on fixed maturity securities",
        "documentation": "Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities."
       }
      }
     },
     "auth_ref": [
      "r214",
      "r681",
      "r682",
      "r811",
      "r837",
      "r838",
      "r863",
      "r935",
      "r936",
      "r1061",
      "r1332"
     ]
    },
    "saft_InvestmentInLimitedPartnershipCommittedAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "InvestmentInLimitedPartnershipCommittedAmount",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the committed amount of investment in limited partnership made by the company.",
        "label": "Investment In Limited Partnership, Committed Amount",
        "terseLabel": "Total commitment to Investment in limited partnership"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentIncomeInvestmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentIncomeInvestmentExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_NetInvestmentIncome",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment Income, Investment Expense",
        "terseLabel": "Investment expenses",
        "documentation": "Amount of expenses related to the generation of investment income."
       }
      }
     },
     "auth_ref": [
      "r31",
      "r936",
      "r1277"
     ]
    },
    "us-gaap_InvestmentIncomeNetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentIncomeNetAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment Income, Net [Abstract]",
        "terseLabel": "Components of net investment income"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentIncomeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentIncomeTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment Income [Table Text Block]",
        "terseLabel": "Components of net investment income",
        "documentation": "Tabular disclosure of investment income, including, but not limited to, interest and dividend income and amortization of discount (premium) derived from debt and equity securities. Excludes realized and unrealized gain (loss) on investments."
       }
      }
     },
     "auth_ref": [
      "r28",
      "r29",
      "r30",
      "r31",
      "r1278"
     ]
    },
    "us-gaap_Investments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Investments",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments",
        "totalLabel": "Total investments",
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all investments."
       }
      }
     },
     "auth_ref": [
      "r706",
      "r707",
      "r918",
      "r921",
      "r923",
      "r926"
     ]
    },
    "us-gaap_InvestmentsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments."
       }
      }
     },
     "auth_ref": []
    },
    "saft_InvestmentsAdjustedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "InvestmentsAdjustedCost",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the adjusted cost of investments as follows: the amortized cost of debt securities, the cost of equity securities and the carrying value of equity method investments.",
        "label": "Investments Adjusted Cost",
        "totalLabel": "Cost or Amortized Cost"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments Classified by Contractual Maturity Date [Table Text Block]",
        "terseLabel": "Amortized cost and the estimated fair value of fixed maturity securities, by maturity",
        "documentation": "Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments."
       }
      }
     },
     "auth_ref": [
      "r1129",
      "r1134"
     ]
    },
    "us-gaap_InvestmentsFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentsFairValueDisclosure",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments, Fair Value Disclosure",
        "totalLabel": "Estimated Fair Value",
        "documentation": "Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method."
       }
      }
     },
     "auth_ref": [
      "r1227",
      "r1228",
      "r1233",
      "r1237",
      "r1238",
      "r1239",
      "r1241"
     ]
    },
    "saft_InvestmentsGrossUnrealizedGainBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "InvestmentsGrossUnrealizedGainBeforeTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities. Also includes cumulative unrealized gains on other types of investments.",
        "label": "Investments Gross Unrealized Gain before Tax",
        "totalLabel": "Gross Unrealized Gains"
       }
      }
     },
     "auth_ref": []
    },
    "saft_InvestmentsGrossUnrealizedLossBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "InvestmentsGrossUnrealizedLossBeforeTax",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities. Also includes cumulative unrealized losses on other types of investments.",
        "label": "Investments Gross Unrealized Loss before Tax",
        "negatedTotalLabel": "Gross Unrealized Losses"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestments"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]",
        "terseLabel": "Investments",
        "documentation": "The entire disclosure for investment in debt and equity securities and other assets at fair value and held for trading."
       }
      }
     },
     "auth_ref": [
      "r69",
      "r231",
      "r233",
      "r579",
      "r580",
      "r1252",
      "r1260"
     ]
    },
    "us-gaap_LeaseCostTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LeaseCostTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease, Cost [Table Text Block]",
        "terseLabel": "Schedule of operating lease cost",
        "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income."
       }
      }
     },
     "auth_ref": [
      "r1245"
     ]
    },
    "us-gaap_LeasesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LeasesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Leases"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LesseeLeaseDescriptionLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeLeaseDescriptionLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Lease, Description [Line Items]",
        "terseLabel": "Leases",
        "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": [
      "r604",
      "r611",
      "r1243"
     ]
    },
    "us-gaap_LesseeLeaseDescriptionTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeLeaseDescriptionTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Lease, Description [Table]",
        "documentation": "Disclosure of information about lessee's leases."
       }
      }
     },
     "auth_ref": [
      "r604",
      "r611",
      "r1243"
     ]
    },
    "us-gaap_LesseeOperatingLeaseExistenceOfOptionToExtend": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseExistenceOfOptionToExtend",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Existence of Option to Extend [true false]",
        "terseLabel": "Operating lease, existence of option to extend",
        "documentation": "Indicates (true false) whether lessee has option to extend operating lease."
       }
      }
     },
     "auth_ref": [
      "r605"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]",
        "terseLabel": "Schedule of the maturities of lease liabilities",
        "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r1246"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDue",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.safetyinsurance.com/role/DocumentLeasesMaturitiesDetailsCalc2": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid",
        "totalLabel": "Total lease payments",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease."
       }
      }
     },
     "auth_ref": [
      "r610",
      "r1107",
      "r1112",
      "r1259"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails": {
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year One",
        "terseLabel": "2027",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r610",
      "r1107",
      "r1112",
      "r1259"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails": {
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Two",
        "terseLabel": "2028",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r610",
      "r1107",
      "r1112",
      "r1259"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails": {
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year",
        "terseLabel": "2026",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year."
       }
      }
     },
     "auth_ref": [
      "r1246"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DocumentLeasesMaturitiesDetailsCalc2": {
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less imputed interest",
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease."
       }
      }
     },
     "auth_ref": [
      "r610"
     ]
    },
    "saft_LesseeOperatingLeaseRemainingTermOfContract": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "LesseeOperatingLeaseRemainingTermOfContract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The remaining term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Lessee, Operating Lease, Remaining Term of Contract",
        "terseLabel": "Operating lease, remaining lease term"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LesseeOperatingLeaseRenewalTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeaseRenewalTerm",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Renewal Term",
        "terseLabel": "Operating lease, renewal term",
        "documentation": "Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r1244"
     ]
    },
    "us-gaap_LesseeOperatingLeasesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LesseeOperatingLeasesTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeases"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Leases [Text Block]",
        "terseLabel": "Leases",
        "documentation": "The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability."
       }
      }
     },
     "auth_ref": [
      "r599"
     ]
    },
    "us-gaap_LessorDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LessorDisclosureAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessor Disclosure [Abstract]",
        "terseLabel": "Leases"
       }
      }
     },
     "auth_ref": []
    },
    "saft_Level3SecuritiesHeldNumber": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "Level3SecuritiesHeldNumber",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueOfFinancialInstrumentsTransfersBetweenLevelsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents number of level 3 securities held by the company.",
        "label": "Level 3 Securities Held Number",
        "terseLabel": "Number of level 3 securities held"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_Liabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Liabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "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": [
      "r104",
      "r105",
      "r161",
      "r164",
      "r165",
      "r267",
      "r330",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r339",
      "r340",
      "r380",
      "r534",
      "r537",
      "r538",
      "r588",
      "r788",
      "r860",
      "r871",
      "r938",
      "r1057",
      "r1171",
      "r1248",
      "r1249"
     ]
    },
    "us-gaap_LiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "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://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity",
        "totalLabel": "Total liabilities and shareholders' equity",
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any."
       }
      }
     },
     "auth_ref": [
      "r137",
      "r660",
      "r661",
      "r673",
      "r716",
      "r910",
      "r918",
      "r921",
      "r1106",
      "r1110",
      "r1141",
      "r1242"
     ]
    },
    "us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForClaimsAndClaimsAdjustmentExpense",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Claims and Claims Adjustment Expense",
        "periodEndLabel": "Reserves for losses and LAE at end of period",
        "periodStartLabel": "Reserves for losses and LAE at beginning of year",
        "terseLabel": "Losses and loss adjustment expense reserves",
        "documentation": "The amount needed to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date."
       }
      }
     },
     "auth_ref": [
      "r915",
      "r917",
      "r918",
      "r1274",
      "r1286"
     ]
    },
    "us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpenseAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpenseAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Loss and Loss Adjustment Expense Reserves"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReserves"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Future Policy Benefits and Unpaid Claims Disclosure [Text Block]",
        "terseLabel": "Loss and Loss Adjustment Expense Reserves",
        "documentation": "The entire disclosure for liabilities related to future policy benefits and unpaid claims and claim adjustments."
       }
      }
     },
     "auth_ref": [
      "r746",
      "r747"
     ]
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid [Abstract]",
        "terseLabel": "Paid losses and LAE related to:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": "us-gaap_PaymentsForLossesAndLossAdjustmentExpense",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year",
        "terseLabel": "Current year",
        "documentation": "Amount, after effects of reinsurance, of payments to settle claims incurred in the current period and related claims settlement costs."
       }
      }
     },
     "auth_ref": [
      "r750",
      "r915"
     ]
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": "us-gaap_PaymentsForLossesAndLossAdjustmentExpense",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years",
        "terseLabel": "Prior years",
        "documentation": "Amount, after effects of reinsurance, of payments to settle claims incurred in prior periods and related claims settlement costs."
       }
      }
     },
     "auth_ref": [
      "r750",
      "r915"
     ]
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims",
        "totalLabel": "Total incurred losses and LAE",
        "documentation": "Amount, after effects of reinsurance, of expense (reversal of expense) for claims incurred and costs incurred in the claim settlement process."
       }
      }
     },
     "auth_ref": [
      "r915",
      "r1284"
     ]
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims [Abstract]",
        "terseLabel": "Incurred losses and LAE, related to:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Net",
        "periodEndLabel": "Net reserves for losses and LAE at end of period",
        "periodStartLabel": "Net reserves for losses and LAE at beginning of year",
        "documentation": "Liability as of the balance sheet date for amounts representing estimated cost of settling unpaid claims under the terms of the underlying insurance policies, less estimated reinsurance recoveries on such claims. This includes an estimate for claims which have been incurred but not reported. Claim adjustment expenses represent the costs estimated to be incurred in the settlement of unpaid claims."
       }
      }
     },
     "auth_ref": [
      "r659",
      "r748",
      "r751",
      "r1274"
     ]
    },
    "saft_LimitedPartnershipInvestmentMade": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "LimitedPartnershipInvestmentMade",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the amount of contribution made by the company to the limited partnership investment.",
        "label": "Limited Partnership, Investment Made",
        "terseLabel": "Contribution made to date"
       }
      }
     },
     "auth_ref": []
    },
    "saft_LimitedPartnershipInvestmentToBeMade": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "LimitedPartnershipInvestmentToBeMade",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the amount of remaining committed capital due to be called.",
        "label": "Limited Partnership, Investment To Be Made",
        "terseLabel": "Remaining committed capital"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCredit",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Line of Credit",
        "terseLabel": "Outstanding amount",
        "documentation": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement."
       }
      }
     },
     "auth_ref": [
      "r1045",
      "r1051",
      "r1253",
      "r1254",
      "r1256",
      "r1276"
     ]
    },
    "us-gaap_LineOfCreditFacilityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCreditFacilityAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lender Name [Axis]",
        "documentation": "Information by name of lender, which may be a single entity (for example, but not limited to, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit."
       }
      }
     },
     "auth_ref": [
      "r1044",
      "r1048",
      "r1106",
      "r1108",
      "r1168",
      "r1169"
     ]
    },
    "us-gaap_LineOfCreditFacilityLenderDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCreditFacilityLenderDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Lender [Domain]",
        "documentation": "Identification of the lender, which may be a single entity (for example, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit, including a letter of credit facility."
       }
      }
     },
     "auth_ref": [
      "r1044",
      "r1048",
      "r1106",
      "r1108",
      "r1168",
      "r1169"
     ]
    },
    "us-gaap_LineOfCreditFacilityLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCreditFacilityLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility [Line Items]",
        "terseLabel": "Debt",
        "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": [
      "r113",
      "r120",
      "r329",
      "r660",
      "r661",
      "r665",
      "r1106",
      "r1108",
      "r1168"
     ]
    },
    "saft_LineOfCreditFacilityMaximumBorrowingCapacityIncludingAccordion": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacityIncludingAccordion",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum borrowing capacity under the credit facility including the accordion without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.",
        "label": "Line Of Credit Facility, Maximum Borrowing Capacity Including Accordion",
        "terseLabel": "Borrowing capacity with accordion"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCreditFacilityTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility [Table]",
        "documentation": "Disclosure of information about short-term and long-term contractual arrangements with lender under which borrowing can occur up to maximum amount. Includes, but is not limited to, letter of credit, standby letter of credit, and revolving credit arrangement."
       }
      }
     },
     "auth_ref": [
      "r113",
      "r120",
      "r329",
      "r660",
      "r661",
      "r665",
      "r1106",
      "r1108",
      "r1168"
     ]
    },
    "us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Unused Capacity, Commitment Fee Percentage",
        "terseLabel": "Commitment fee (as a percent)",
        "documentation": "The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility."
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt",
        "terseLabel": "Long-term debt",
        "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation."
       }
      }
     },
     "auth_ref": [
      "r162",
      "r168",
      "r348",
      "r355",
      "r660",
      "r661",
      "r667",
      "r680",
      "r869",
      "r870",
      "r908",
      "r1045",
      "r1051",
      "r1276"
     ]
    },
    "srt_ManagementMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ManagementMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Management [Member]",
        "terseLabel": "Non-executives employees",
        "documentation": "Person or persons designated as part of management."
       }
      }
     },
     "auth_ref": [
      "r1126",
      "r1247"
     ]
    },
    "saft_ManagementOmnibusIncentivePlan2002Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "ManagementOmnibusIncentivePlan2002Member",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the information pertaining to 2002 Management Omnibus Incentive Plan.",
        "label": "The Incentive Plan",
        "terseLabel": "The 2002 Incentive Plan",
        "verboseLabel": "Plan prior to 2018 Plan"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MarketableSecurities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecurities",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Securities",
        "terseLabel": "Securities held",
        "totalLabel": "Total investment securities",
        "documentation": "Amount of investment in marketable security."
       }
      }
     },
     "auth_ref": [
      "r1040",
      "r1049"
     ]
    },
    "us-gaap_MarketableSecuritiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecuritiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Securities [Abstract]",
        "terseLabel": "Marketable Securities"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income, in continuous unrealized loss position for 12 months or longer.",
        "label": "Marketable Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss",
        "terseLabel": "Unrealized Losses, 12 Months or More"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of investments in marketable securities measured at fair value with change in fair value recognized in other comprehensive income , in unrealized loss position.",
        "label": "Marketable Securities, Available-for-sale, Unrealized Loss Position, Number of Positions",
        "terseLabel": "Number of securities in an unrealized loss position"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesContinuousUnrealizedLossPosition12MonthsOrLonger": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesContinuousUnrealizedLossPosition12MonthsOrLonger",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (, in continuous unrealized loss position for more than 12 months.",
        "label": "Marketable Securities, Continuous Unrealized Loss Position, 12 Months or Longer",
        "terseLabel": "Estimated Fair Value, 12 Months or More"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12Months": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12Months",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income , in continuous unrealized loss position for less than 12 months.",
        "label": "Marketable Securities, Continuous Unrealized Loss Position, Less than 12 Months",
        "terseLabel": "Estimated Fair Value, Less than 12 Months"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income , in continuous unrealized loss position for less than 12 months.",
        "label": "Marketable Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Less than 12 Months"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MarketableSecuritiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecuritiesLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Securities [Line Items]",
        "terseLabel": "Marketable Securities",
        "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": []
    },
    "us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 4.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossRealizedGainsAndLossesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Security, Realized Gain (Loss)",
        "terseLabel": "Net realized gains on investments",
        "totalLabel": "Net realized gains on investments",
        "documentation": "Amount of realized gain (loss) on investment in marketable security."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MarketableSecuritiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecuritiesTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Securities [Table]",
        "documentation": "Disclosure of information about investment in marketable security."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MarketableSecuritiesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "MarketableSecuritiesTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketable Securities [Table Text Block]",
        "terseLabel": "Gross unrealized gains and losses on investments in securities",
        "documentation": "Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets."
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesUnrealizedLossPosition": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesUnrealizedLossPosition",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income, in unrealized loss position.",
        "label": "Marketable Securities, Unrealized Loss Position",
        "terseLabel": "Estimated Fair Value, Total"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MarketableSecuritiesUnrealizedLossPositionAccumulatedLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MarketableSecuritiesUnrealizedLossPositionAccumulatedLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income, in unrealized loss position.",
        "label": "Marketable Securities, Unrealized Loss Position, Accumulated Loss",
        "terseLabel": "Unrealized Losses, Total"
       }
      }
     },
     "auth_ref": []
    },
    "saft_MaximumBorrowingCapacityCollateralizedEligibleInvestedAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MaximumBorrowingCapacityCollateralizedEligibleInvestedAssets",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum borrowing capacity provided that loan is collateralized by eligible invested assets.",
        "label": "Maximum Borrowing Capacity Collateralized Eligible Invested Assets",
        "terseLabel": "Maximum borrowing capacity using eligible invested assets as collateral"
       }
      }
     },
     "auth_ref": []
    },
    "srt_MaximumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "MaximumMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails",
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails",
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maximum [Member]",
        "terseLabel": "Maximum",
        "documentation": "Upper limit of the provided range."
       }
      }
     },
     "auth_ref": [
      "r71",
      "r72",
      "r73",
      "r74",
      "r75",
      "r82",
      "r83",
      "r84",
      "r95",
      "r96",
      "r106",
      "r107",
      "r210",
      "r324",
      "r325",
      "r326",
      "r327",
      "r408",
      "r437",
      "r438",
      "r439",
      "r450",
      "r566",
      "r625",
      "r626",
      "r627",
      "r628",
      "r630",
      "r631",
      "r632",
      "r633",
      "r656",
      "r754",
      "r755",
      "r765",
      "r780",
      "r781",
      "r832",
      "r833",
      "r834",
      "r835",
      "r836",
      "r840",
      "r841",
      "r842",
      "r843",
      "r845",
      "r846",
      "r866",
      "r881",
      "r885",
      "r888",
      "r889",
      "r899",
      "r900",
      "r904",
      "r905",
      "r914",
      "r1173",
      "r1174"
     ]
    },
    "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": [
      "r987"
     ]
    },
    "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": [
      "r987"
     ]
    },
    "srt_MinimumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "MinimumMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails",
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minimum [Member]",
        "terseLabel": "Minimum",
        "documentation": "Lower limit of the provided range."
       }
      }
     },
     "auth_ref": [
      "r71",
      "r72",
      "r73",
      "r74",
      "r75",
      "r82",
      "r83",
      "r84",
      "r95",
      "r96",
      "r106",
      "r107",
      "r210",
      "r324",
      "r325",
      "r326",
      "r327",
      "r408",
      "r437",
      "r438",
      "r439",
      "r450",
      "r566",
      "r625",
      "r626",
      "r627",
      "r628",
      "r630",
      "r631",
      "r632",
      "r633",
      "r656",
      "r754",
      "r755",
      "r765",
      "r780",
      "r781",
      "r832",
      "r833",
      "r834",
      "r835",
      "r836",
      "r840",
      "r841",
      "r842",
      "r843",
      "r845",
      "r846",
      "r866",
      "r881",
      "r885",
      "r888",
      "r889",
      "r899",
      "r900",
      "r904",
      "r914",
      "r1173",
      "r1174"
     ]
    },
    "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": [
      "r1006"
     ]
    },
    "saft_MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Residential mortgage-backed securities consisting primarily of obligations of U.S. Government agencies including collateralized mortgage obligations issued, guaranteed and/or insured by the following issuers: Government National Mortgage Association (GNMA), Federal Home Loan Mortgage Corporation (FHLMC), Federal National Mortgage Association (FNMA) and the Federal Home Loan Bank (FHLB).",
        "label": "Residential mortgage-backed securities"
       }
      }
     },
     "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": [
      "r1014"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Financing Activity, Including Discontinued Operation",
        "totalLabel": "Net cash used for 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": [
      "r157"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "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://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Investing Activity, Including Discontinued Operation",
        "totalLabel": "Net cash used for 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": [
      "r157"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "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://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "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": [
      "r36",
      "r37",
      "r38"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]",
        "terseLabel": "Cash flows from operating activities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net income",
        "verboseLabel": "Net (loss) income",
        "label": "Net Income (Loss)",
        "terseLabel": "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",
      "r38",
      "r50",
      "r99",
      "r104",
      "r105",
      "r142",
      "r144",
      "r148",
      "r161",
      "r164",
      "r165",
      "r167",
      "r174",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r186",
      "r187",
      "r195",
      "r267",
      "r307",
      "r330",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r339",
      "r340",
      "r359",
      "r362",
      "r364",
      "r367",
      "r380",
      "r393",
      "r446",
      "r473",
      "r530",
      "r559",
      "r588",
      "r721",
      "r809",
      "r827",
      "r828",
      "r854",
      "r855",
      "r856",
      "r936",
      "r1171"
     ]
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasic",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Basic",
        "totalLabel": "Net income from continuing operations attributed to common shareholders",
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders."
       }
      }
     },
     "auth_ref": [
      "r99",
      "r152",
      "r179",
      "r180",
      "r181",
      "r182",
      "r191",
      "r192",
      "r197",
      "r202",
      "r362",
      "r364",
      "r367",
      "r530"
     ]
    },
    "us-gaap_NetInvestmentIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NetInvestmentIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Investment Income",
        "terseLabel": "Net investment income",
        "totalLabel": "Net investment income",
        "documentation": "Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments."
       }
      }
     },
     "auth_ref": [
      "r62",
      "r724",
      "r725",
      "r814",
      "r918",
      "r921",
      "r936"
     ]
    },
    "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Recent Accounting Pronouncements"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureRecentAccountingPronouncements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Standards Update and Change in Accounting Principle [Text Block]",
        "terseLabel": "Recent Accounting Pronouncements",
        "documentation": "The entire disclosure for change in accounting principle. Includes, but is not limited to, nature, reason, and method of adopting amendment to accounting standards or other change in accounting principle."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r97",
      "r99",
      "r172",
      "r173",
      "r176",
      "r177",
      "r188",
      "r189",
      "r269",
      "r270",
      "r305",
      "r306",
      "r307",
      "r356",
      "r357",
      "r389",
      "r391",
      "r395",
      "r396",
      "r446",
      "r447",
      "r471",
      "r472",
      "r474",
      "r494",
      "r530",
      "r542",
      "r543",
      "r551",
      "r556",
      "r612",
      "r614",
      "r615",
      "r760",
      "r761",
      "r762",
      "r763",
      "r764"
     ]
    },
    "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": [
      "r987"
     ]
    },
    "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": [
      "r951",
      "r961",
      "r971",
      "r995",
      "r1003"
     ]
    },
    "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": [
      "r978"
     ]
    },
    "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": [
      "r977"
     ]
    },
    "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": [
      "r995"
     ]
    },
    "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": [
      "r1014"
     ]
    },
    "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": [
      "r1014"
     ]
    },
    "saft_Nonrule10b51arrmodifiedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "Nonrule10b51arrmodifiedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "n/a",
        "label": "NonRule10b51ArrModified [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Modified"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NumberOfReportableSegments": {
     "xbrltype": "integerItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "NumberOfReportableSegments",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureRecentAccountingPronouncementsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number of Reportable Segments",
        "terseLabel": "Number of reportable operating segment",
        "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": [
      "r862",
      "r865",
      "r1121"
     ]
    },
    "us-gaap_OperatingLeaseCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeaseCost",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Cost",
        "terseLabel": "Operating lease cost",
        "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability."
       }
      }
     },
     "auth_ref": [
      "r606",
      "r909"
     ]
    },
    "us-gaap_OperatingLeaseLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeaseLiability",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DocumentLeasesMaturitiesDetailsCalc2": {
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesMaturitiesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Liability",
        "terseLabel": "Total",
        "verboseLabel": "Operating lease liabilities",
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease."
       }
      }
     },
     "auth_ref": [
      "r602"
     ]
    },
    "us-gaap_OperatingLeasePayments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeasePayments",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Payments",
        "terseLabel": "Operating cash flows from operating leases",
        "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use."
       }
      }
     },
     "auth_ref": [
      "r603",
      "r607"
     ]
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeaseRightOfUseAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 15.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Right-of-Use Asset",
        "verboseLabel": "Operating lease right-of-use-assets",
        "documentation": "Amount of lessee's right to use underlying asset under operating lease."
       }
      }
     },
     "auth_ref": [
      "r601"
     ]
    },
    "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeaseWeightedAverageDiscountRatePercent",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Weighted Average Discount Rate, Percent",
        "terseLabel": "Weighted average discount rate Operating leases",
        "documentation": "Weighted average discount rate for operating lease calculated at point in time."
       }
      }
     },
     "auth_ref": [
      "r609",
      "r909"
     ]
    },
    "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesComponentsOfLeaseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Weighted Average Remaining Lease Term",
        "terseLabel": "Weighted average remaining lease term Operating leases",
        "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r608",
      "r909"
     ]
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Basis of Presentation"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]",
        "terseLabel": "Basis of Presentation",
        "documentation": "The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure."
       }
      }
     },
     "auth_ref": [
      "r41",
      "r100",
      "r101",
      "r102",
      "r770",
      "r771"
     ]
    },
    "us-gaap_OtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 16.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Assets",
        "terseLabel": "Other assets",
        "documentation": "Amount of assets classified as other."
       }
      }
     },
     "auth_ref": [
      "r112",
      "r117",
      "r660",
      "r661",
      "r663",
      "r709",
      "r864",
      "r918",
      "r921",
      "r938"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent",
        "totalLabel": "Other comprehensive income (loss), net of tax",
        "documentation": "Amount, after tax and reclassification adjustment, of gain (loss) in value of unsold investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent."
       }
      }
     },
     "auth_ref": [
      "r4",
      "r8",
      "r42"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax",
        "terseLabel": "Unrealized gains and losses on securities available for sale, net of deferred federal income taxes",
        "documentation": "Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale."
       }
      }
     },
     "auth_ref": [
      "r138",
      "r139",
      "r140",
      "r722"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]",
        "terseLabel": "Other comprehensive income (loss), net of tax:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax",
        "negatedLabel": "Reclassification adjustment for net realized gains on investments included in net income, net of income tax benefit of ($298), ($447), ($1,690) and ($1,343).",
        "documentation": "Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities."
       }
      }
     },
     "auth_ref": [
      "r3",
      "r21",
      "r141",
      "r265"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLossParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax",
        "terseLabel": "Income tax expense on reclassification adjustment for net realized gains on investments included in net income",
        "documentation": "Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax",
        "verboseLabel": "Unrealized holding gains (losses) during the period, net of income tax expense (benefit) of ($83), $2,020, ($1,404) and $6,178.",
        "documentation": "Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale."
       }
      }
     },
     "auth_ref": [
      "r138",
      "r140",
      "r265"
     ]
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeLossParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax",
        "terseLabel": "Income tax (benefit) expense on unrealized holding gains (losses) during the period",
        "documentation": "Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale."
       }
      }
     },
     "auth_ref": [
      "r2",
      "r139"
     ]
    },
    "saft_OtherContractsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "OtherContractsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the information pertaining to other contracts.",
        "label": "Other Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherExpenses",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_BenefitsLossesAndExpenses",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Expenses",
        "terseLabel": "Other expense",
        "documentation": "Amount of expense classified as other."
       }
      }
     },
     "auth_ref": [
      "r26",
      "r27",
      "r918",
      "r921"
     ]
    },
    "saft_OtherInformationRelatedToLeasesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "OtherInformationRelatedToLeasesTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the information related to leases.",
        "label": "Other Information Related To Leases Table Text Block",
        "terseLabel": "Schedule of other information related to leases"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherInterestAndDividendIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "OtherInterestAndDividendIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails": {
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsComponentsOfNetInvestmentIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Interest and Dividend Income",
        "terseLabel": "Interest on other assets",
        "documentation": "Amount, after discount, accretion and premium amortization, of interest income and dividend income classified as other."
       }
      }
     },
     "auth_ref": [
      "r52"
     ]
    },
    "saft_OtherInvestedAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "OtherInvestedAssetsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to other invested assets.",
        "label": "Other invested assets"
       }
      }
     },
     "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": [
      "r987"
     ]
    },
    "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": [
      "r949",
      "r959",
      "r969",
      "r1001"
     ]
    },
    "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": [
      "r952",
      "r962",
      "r972",
      "r1004"
     ]
    },
    "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": [
      "r952",
      "r962",
      "r972",
      "r1004"
     ]
    },
    "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": [
      "r976"
     ]
    },
    "srt_PayablesToBrokerDealersAndClearingOrganizations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "PayablesToBrokerDealersAndClearingOrganizations",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Broker-Dealer, Payable to Other Broker-Dealer and Clearing Organization",
        "terseLabel": "Payable for securities purchased",
        "documentation": "Amount payable to other broker-dealer and clearing organization, including, but not limited to, security failed-to-receive, deposit received for security loaned, open transaction, and floor-brokerage payable."
       }
      }
     },
     "auth_ref": [
      "r1036",
      "r1251"
     ]
    },
    "saft_PaymentToAcquireEquitySecuritiesFvNi": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "PaymentToAcquireEquitySecuritiesFvNi",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to acquire equity securities.",
        "label": "Payment To Acquire Equity Securities Fv Ni",
        "negatedLabel": "Equity securities purchased"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PaymentsForLossesAndLossAdjustmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsForLossesAndLossAdjustmentExpense",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid",
        "totalLabel": "Total paid losses and LAE",
        "documentation": "Amount, after effects of reinsurance, of payments to settle insured claims and pay costs incurred in the claims settlement process."
       }
      }
     },
     "auth_ref": [
      "r5",
      "r915",
      "r1285"
     ]
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsOfDividendsCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Dividends paid to shareholders",
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity."
       }
      }
     },
     "auth_ref": [
      "r34"
     ]
    },
    "us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsToAcquireAvailableForSaleSecuritiesDebt",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments to Acquire Debt Securities, Available-for-Sale",
        "negatedLabel": "Fixed maturities purchased",
        "documentation": "Amount of cash outflow to acquire investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r154",
      "r232"
     ]
    },
    "us-gaap_PaymentsToAcquireEquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsToAcquireEquityMethodInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments to Acquire Equity Method Investments",
        "negatedLabel": "Other invested assets purchased",
        "documentation": "The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence."
       }
      }
     },
     "auth_ref": [
      "r15"
     ]
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments to Acquire Property, Plant, and Equipment",
        "negatedLabel": "Fixed assets purchased",
        "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets."
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "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": [
      "r986"
     ]
    },
    "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": [
      "r986"
     ]
    },
    "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": [
      "r978"
     ]
    },
    "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": [
      "r995"
     ]
    },
    "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": [
      "r988"
     ]
    },
    "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": [
      "r977"
     ]
    },
    "us-gaap_PlanNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PlanNameAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Plan Name [Axis]",
        "documentation": "Information by plan name for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "us-gaap_PlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PlanNameDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Plan Name [Domain]",
        "documentation": "Plan name for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "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": [
      "r979"
     ]
    },
    "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": [
      "r1023"
     ]
    },
    "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": [
      "r978"
     ]
    },
    "us-gaap_PolicyholderBenefitsAndClaimsIncurredNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PolicyholderBenefitsAndClaimsIncurredNet",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_BenefitsLossesAndExpenses",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Policyholder Benefits and Claims Incurred, Net",
        "terseLabel": "Losses and loss adjustment expenses",
        "documentation": "Amount, after effects of policies assumed or ceded, of expense related to the provision for policy benefits and costs incurred."
       }
      }
     },
     "auth_ref": [
      "r918",
      "r919",
      "r921",
      "r1272",
      "r1280"
     ]
    },
    "us-gaap_PortionAtFairValueFairValueDisclosureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PortionAtFairValueFairValueDisclosureMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Portion at Fair Value Measurement [Member]",
        "documentation": "Measured at fair value for financial reporting purposes."
       }
      }
     },
     "auth_ref": [
      "r582",
      "r583",
      "r584",
      "r585",
      "r586",
      "r588",
      "r589",
      "r906",
      "r1240"
     ]
    },
    "us-gaap_PremiumsEarnedNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PremiumsEarnedNet",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Premiums Earned, Net",
        "terseLabel": "Net earned premiums",
        "documentation": "Amount, after premiums ceded to other entities and premiums assumed by the entity, of premiums earned."
       }
      }
     },
     "auth_ref": [
      "r66",
      "r67",
      "r704",
      "r738",
      "r766",
      "r918",
      "r919",
      "r920",
      "r921",
      "r922"
     ]
    },
    "us-gaap_PrepaidReinsurancePremiums": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PrepaidReinsurancePremiums",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 12.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prepaid Reinsurance Premiums",
        "terseLabel": "Ceded unearned premiums",
        "documentation": "The unexpired portion of premiums ceded on policies in force as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r745",
      "r769",
      "r918",
      "r920"
     ]
    },
    "us-gaap_PrimeRateMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "PrimeRateMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prime Rate [Member]",
        "terseLabel": "Prime rate",
        "documentation": "Interest rate charged by financial institutions to their most creditworthy borrowers."
       }
      }
     },
     "auth_ref": [
      "r1045",
      "r1050",
      "r1170"
     ]
    },
    "us-gaap_ProceedsFromLinesOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromLinesOfCredit",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Lines of Credit",
        "terseLabel": "Proceeds from Citizens loan",
        "documentation": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements."
       }
      }
     },
     "auth_ref": [
      "r16",
      "r1106",
      "r1108"
     ]
    },
    "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale",
        "terseLabel": "Proceeds from maturities, redemptions, and calls of fixed maturities",
        "documentation": "Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r154",
      "r155",
      "r1127"
     ]
    },
    "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Maturities, Prepayments and Calls of Short-Term Investments",
        "terseLabel": "Proceeds from maturities of short-term investments",
        "documentation": "The cash inflow from maturities, prepayments, calls and collections of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term."
       }
      }
     },
     "auth_ref": [
      "r12",
      "r32"
     ]
    },
    "us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromSaleAndMaturityOfOtherInvestments",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Sale and Maturity of Other Investments",
        "terseLabel": "Proceeds from other invested assets redeemed",
        "documentation": "The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy."
       }
      }
     },
     "auth_ref": [
      "r12"
     ]
    },
    "us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromSaleOfAvailableForSaleSecuritiesDebt",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Sale of Debt Securities, Available-for-Sale",
        "terseLabel": "Proceeds from sales and paydowns of fixed maturities",
        "documentation": "Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)."
       }
      }
     },
     "auth_ref": [
      "r13",
      "r154",
      "r232",
      "r264"
     ]
    },
    "us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProceedsFromSaleOfEquitySecuritiesFvNi",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Sale of Equity Securities, FV-NI",
        "terseLabel": "Proceed from sales of equity securities",
        "documentation": "Amount of cash inflow from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as investing activity."
       }
      }
     },
     "auth_ref": [
      "r59",
      "r156"
     ]
    },
    "srt_ProductOrServiceAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ProductOrServiceAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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",
      "r227",
      "r657",
      "r734",
      "r735",
      "r736",
      "r737",
      "r738",
      "r739",
      "r753",
      "r848",
      "r853",
      "r855",
      "r856",
      "r872",
      "r873",
      "r913",
      "r914",
      "r916",
      "r917",
      "r925",
      "r1037",
      "r1063",
      "r1064",
      "r1065",
      "r1066",
      "r1067",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072",
      "r1073",
      "r1074",
      "r1075",
      "r1076",
      "r1077",
      "r1078",
      "r1079",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086",
      "r1087",
      "r1088",
      "r1089",
      "r1090",
      "r1091",
      "r1092",
      "r1093",
      "r1094",
      "r1095",
      "r1096",
      "r1097",
      "r1098",
      "r1099",
      "r1100",
      "r1101",
      "r1102",
      "r1103",
      "r1104",
      "r1166",
      "r1167",
      "r1281",
      "r1287",
      "r1288",
      "r1289",
      "r1290",
      "r1291",
      "r1292",
      "r1293",
      "r1294",
      "r1295",
      "r1296",
      "r1297",
      "r1298",
      "r1299",
      "r1300",
      "r1301",
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306",
      "r1307",
      "r1308",
      "r1309",
      "r1310",
      "r1311",
      "r1312",
      "r1313",
      "r1314",
      "r1315",
      "r1316",
      "r1317",
      "r1318",
      "r1319",
      "r1320",
      "r1321",
      "r1322",
      "r1324",
      "r1325",
      "r1326"
     ]
    },
    "srt_ProductsAndServicesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ProductsAndServicesDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Domain]",
        "documentation": "Product or service, or a group of similar products or similar services."
       }
      }
     },
     "auth_ref": [
      "r76",
      "r77",
      "r78",
      "r79",
      "r80",
      "r81",
      "r94",
      "r227",
      "r657",
      "r734",
      "r735",
      "r736",
      "r737",
      "r738",
      "r739",
      "r753",
      "r848",
      "r853",
      "r855",
      "r856",
      "r872",
      "r873",
      "r913",
      "r914",
      "r916",
      "r917",
      "r925",
      "r1037",
      "r1063",
      "r1064",
      "r1065",
      "r1066",
      "r1067",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072",
      "r1073",
      "r1074",
      "r1075",
      "r1076",
      "r1077",
      "r1078",
      "r1079",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086",
      "r1087",
      "r1088",
      "r1089",
      "r1090",
      "r1091",
      "r1092",
      "r1093",
      "r1094",
      "r1095",
      "r1096",
      "r1097",
      "r1098",
      "r1099",
      "r1100",
      "r1101",
      "r1102",
      "r1103",
      "r1104",
      "r1166",
      "r1167",
      "r1281",
      "r1287",
      "r1288",
      "r1289",
      "r1290",
      "r1291",
      "r1292",
      "r1293",
      "r1294",
      "r1295",
      "r1296",
      "r1297",
      "r1298",
      "r1299",
      "r1300",
      "r1301",
      "r1302",
      "r1303",
      "r1304",
      "r1305",
      "r1306",
      "r1307",
      "r1308",
      "r1309",
      "r1310",
      "r1311",
      "r1312",
      "r1313",
      "r1314",
      "r1315",
      "r1316",
      "r1317",
      "r1318",
      "r1319",
      "r1320",
      "r1321",
      "r1322",
      "r1324",
      "r1325",
      "r1326"
     ]
    },
    "us-gaap_ProfitLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ProfitLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest",
        "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": [
      "r99",
      "r104",
      "r105",
      "r142",
      "r144",
      "r158",
      "r161",
      "r164",
      "r165",
      "r167",
      "r174",
      "r183",
      "r186",
      "r187",
      "r267",
      "r307",
      "r330",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r339",
      "r340",
      "r359",
      "r380",
      "r393",
      "r446",
      "r473",
      "r530",
      "r532",
      "r535",
      "r536",
      "r559",
      "r588",
      "r677",
      "r679",
      "r720",
      "r776",
      "r809",
      "r827",
      "r828",
      "r849",
      "r892",
      "r893",
      "r937",
      "r1060",
      "r1171"
     ]
    },
    "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": [
      "r976"
     ]
    },
    "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": [
      "r976"
     ]
    },
    "saft_RBSCitizensMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "RBSCitizensMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pertains to RBS Citizens, NA.",
        "label": "RBS Citizens",
        "verboseLabel": "Citizens loan"
       }
      }
     },
     "auth_ref": []
    },
    "srt_RangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "RangeAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails",
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails",
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Axis]",
        "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median."
       }
      }
     },
     "auth_ref": [
      "r71",
      "r72",
      "r73",
      "r74",
      "r75",
      "r82",
      "r83",
      "r84",
      "r95",
      "r96",
      "r106",
      "r107",
      "r210",
      "r324",
      "r325",
      "r326",
      "r327",
      "r398",
      "r408",
      "r437",
      "r438",
      "r439",
      "r445",
      "r450",
      "r566",
      "r625",
      "r626",
      "r627",
      "r628",
      "r630",
      "r631",
      "r632",
      "r633",
      "r639",
      "r656",
      "r754",
      "r755",
      "r765",
      "r780",
      "r781",
      "r832",
      "r833",
      "r834",
      "r835",
      "r836",
      "r840",
      "r841",
      "r842",
      "r843",
      "r845",
      "r846",
      "r866",
      "r881",
      "r885",
      "r888",
      "r889",
      "r899",
      "r900",
      "r904",
      "r905",
      "r914",
      "r929",
      "r1161",
      "r1173",
      "r1174",
      "r1230"
     ]
    },
    "srt_RangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "RangeMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails",
      "http://www.safetyinsurance.com/role/DisclosureLeasesDetails",
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Domain]",
        "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median."
       }
      }
     },
     "auth_ref": [
      "r71",
      "r72",
      "r73",
      "r74",
      "r75",
      "r82",
      "r83",
      "r84",
      "r95",
      "r96",
      "r106",
      "r107",
      "r210",
      "r324",
      "r325",
      "r326",
      "r327",
      "r398",
      "r408",
      "r437",
      "r438",
      "r439",
      "r445",
      "r450",
      "r566",
      "r625",
      "r626",
      "r627",
      "r628",
      "r630",
      "r631",
      "r632",
      "r633",
      "r639",
      "r656",
      "r754",
      "r755",
      "r765",
      "r780",
      "r781",
      "r832",
      "r833",
      "r834",
      "r835",
      "r836",
      "r840",
      "r841",
      "r842",
      "r843",
      "r845",
      "r846",
      "r866",
      "r881",
      "r885",
      "r888",
      "r889",
      "r899",
      "r900",
      "r904",
      "r905",
      "r914",
      "r929",
      "r1161",
      "r1173",
      "r1174",
      "r1230"
     ]
    },
    "us-gaap_RealizedGainLossOnInvestmentsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RealizedGainLossOnInvestmentsTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Realized Gain (Loss) on Investments [Table Text Block]",
        "terseLabel": "Gross realized gains and losses on sales of investments",
        "documentation": "Tabular disclosure of realized gains and losses on investments reported in the statement of income."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RealizedInvestmentGainsLosses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RealizedInvestmentGainsLosses",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Realized Investment Gains (Losses)",
        "negatedLabel": "Net realized gains on investments",
        "documentation": "Amount of realized gain (loss) on investment."
       }
      }
     },
     "auth_ref": [
      "r729"
     ]
    },
    "saft_ReceivableForSecuritiesSold": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "ReceivableForSecuritiesSold",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount receivable for securities sold either not included in the normal course of business (as would be the case with receivables included in accounts receivable, net) and/or gross amount due.",
        "label": "Receivable For Securities Sold",
        "terseLabel": "Receivable for securities sold"
       }
      }
     },
     "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": [
      "r944",
      "r954",
      "r964",
      "r996"
     ]
    },
    "us-gaap_ReinsurancePayable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReinsurancePayable",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reinsurance Payable",
        "terseLabel": "Payable to reinsurers",
        "documentation": "The carrying amount as of the balance sheet date of the known and estimated amounts owed to insurers under reinsurance treaties or other arrangements."
       }
      }
     },
     "auth_ref": [
      "r711"
     ]
    },
    "us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reinsurance Recoverable for Unpaid Claims and Claims Adjustments",
        "terseLabel": "Receivable from reinsurers related to unpaid loss and loss adjustment expenses",
        "verboseLabel": "Plus receivable from reinsurers related to unpaid losses and LAE",
        "documentation": "Amount, after valuation allowance, recoverable under reinsurance contracts for losses reported to the ceding insurer but not yet paid and amounts expected for incurred losses and settlement expenses, which have not yet been reported to the ceding insurer."
       }
      }
     },
     "auth_ref": [
      "r748",
      "r751",
      "r752",
      "r915",
      "r917",
      "r1273",
      "r1282",
      "r1283"
     ]
    },
    "saft_ReinsuranceRecoverablePercentageOnTotal": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "ReinsuranceRecoverablePercentageOnTotal",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The percentage of reinsurance recoverable from the total reinsurance recoverable.",
        "label": "Reinsurance Recoverable, Percentage on Total",
        "terseLabel": "Percentage of reinsurance recoverable"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ReinsuranceRecoverablesAllowance": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReinsuranceRecoverablesAllowance",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reinsurance Recoverable, Allowance for Credit Loss",
        "verboseLabel": "Expected credit losses",
        "documentation": "Amount of allowance for credit loss on reinsurance recoverable."
       }
      }
     },
     "auth_ref": [
      "r272",
      "r274",
      "r277",
      "r705",
      "r742",
      "r743",
      "r744"
     ]
    },
    "us-gaap_ReinsuranceRecoverablesOnPaidLosses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReinsuranceRecoverablesOnPaidLosses",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reinsurance Recoverable for Paid Claims and Claims Adjustments",
        "terseLabel": "Receivable from reinsurers related to paid loss and loss adjustment expenses",
        "documentation": "Amount, after valuation allowance, recoverable under reinsurance contracts for losses reported to and paid by the ceding insurer."
       }
      }
     },
     "auth_ref": [
      "r1273",
      "r1282",
      "r1283"
     ]
    },
    "us-gaap_ReinsuranceRecoverablesOnUnpaidLossesGross": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ReinsuranceRecoverablesOnUnpaidLossesGross",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reinsurance Recoverables on Unpaid Losses, Gross",
        "negatedPeriodStartLabel": "Less receivable from reinsurers related to unpaid losses and LAE",
        "documentation": "Amount before valuation allowance of reinsurance recoverables for losses reported to the ceding insurer but not yet paid, and for amounts expected based upon statistical projections and other measures of incurred losses and loss settlement expenses which have not yet been reported to the ceding insurer."
       }
      }
     },
     "auth_ref": [
      "r1273",
      "r1282",
      "r1283"
     ]
    },
    "us-gaap_RepaymentsOfLinesOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RepaymentsOfLinesOfCredit",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayments of Lines of Credit",
        "negatedLabel": "Payments on FHLB loan",
        "documentation": "Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements."
       }
      }
     },
     "auth_ref": [
      "r35",
      "r1106",
      "r1108"
     ]
    },
    "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": [
      "r945",
      "r955",
      "r965",
      "r997"
     ]
    },
    "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": [
      "r946",
      "r956",
      "r966",
      "r998"
     ]
    },
    "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": [
      "r953",
      "r963",
      "r973",
      "r1005"
     ]
    },
    "us-gaap_RestrictedStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestrictedStockMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restricted Stock [Member]",
        "terseLabel": "Restricted Stock",
        "documentation": "Stock including a provision that prohibits sale or substantive sale of an equity instrument for a specified period of time or until specified performance conditions are met."
       }
      }
     },
     "auth_ref": [
      "r1119",
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "us-gaap_RestructuringCostAndReserveLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestructuringCostAndReserveLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring Cost and Reserve [Line Items]",
        "terseLabel": "Investments",
        "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": [
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321"
     ]
    },
    "us-gaap_RestructuringPlanAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestructuringPlanAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring Plan [Axis]",
        "documentation": "Information by individual restructuring plan."
       }
      }
     },
     "auth_ref": [
      "r314",
      "r1162"
     ]
    },
    "us-gaap_RestructuringPlanDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RestructuringPlanDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring Plan [Domain]",
        "documentation": "Identification of the individual restructuring plans."
       }
      }
     },
     "auth_ref": [
      "r314",
      "r1162"
     ]
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RetainedEarningsAccumulatedDeficit",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Retained earnings",
        "documentation": "Amount of accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r134",
      "r136",
      "r377",
      "r660",
      "r661",
      "r672",
      "r715",
      "r760",
      "r764",
      "r773",
      "r791",
      "r910"
     ]
    },
    "us-gaap_RetainedEarningsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RetainedEarningsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retained Earnings [Member]",
        "terseLabel": "Retained Earnings",
        "documentation": "Accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r98",
      "r99",
      "r169",
      "r170",
      "r171",
      "r175",
      "r183",
      "r185",
      "r187",
      "r268",
      "r271",
      "r306",
      "r307",
      "r308",
      "r358",
      "r374",
      "r383",
      "r390",
      "r392",
      "r394",
      "r397",
      "r446",
      "r461",
      "r462",
      "r468",
      "r469",
      "r470",
      "r474",
      "r529",
      "r530",
      "r540",
      "r541",
      "r544",
      "r545",
      "r547",
      "r548",
      "r550",
      "r557",
      "r600",
      "r655",
      "r701",
      "r756",
      "r758",
      "r777",
      "r1179",
      "r1180",
      "r1330"
     ]
    },
    "us-gaap_Revenues": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "Revenues",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues",
        "totalLabel": "Total revenue",
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss)."
       }
      }
     },
     "auth_ref": [
      "r149",
      "r161",
      "r164",
      "r165",
      "r208",
      "r212",
      "r213",
      "r219",
      "r224",
      "r227",
      "r228",
      "r229",
      "r330",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r339",
      "r340",
      "r380",
      "r588",
      "r677",
      "r679",
      "r863",
      "r894",
      "r918",
      "r921",
      "r1038",
      "r1039",
      "r1141",
      "r1171"
     ]
    },
    "us-gaap_RevenuesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RevenuesAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues [Abstract]",
        "terseLabel": "Revenues"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RevolvingCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "RevolvingCreditFacilityMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revolving Credit Facility [Member]",
        "terseLabel": "Revolving Credit Agreement",
        "documentation": "Arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount."
       }
      }
     },
     "auth_ref": []
    },
    "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": [
      "r1014"
     ]
    },
    "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": [
      "r1014"
     ]
    },
    "saft_Rule10b51arrmodifiedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "Rule10b51arrmodifiedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "n/a",
        "label": "Rule10b51ArrModified [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Modified"
       }
      }
     },
     "auth_ref": []
    },
    "saft_SafetyInsuranceGroupMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "SafetyInsuranceGroupMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents Safety Insurance Group.",
        "label": "Safety Insurance Group [Member]",
        "terseLabel": "Safety Insurance Group"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfBusinessAcquisitionsByAcquisitionTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureBasisOfPresentationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination [Table]",
        "documentation": "Disclosure of information about business combination. Includes, but is not limited to, recognized asset and liability."
       }
      }
     },
     "auth_ref": [
      "r299",
      "r475",
      "r476",
      "r477",
      "r478",
      "r484",
      "r485",
      "r486",
      "r487",
      "r493",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r523",
      "r524",
      "r525",
      "r528",
      "r885",
      "r889",
      "r1215",
      "r1218",
      "r1219"
     ]
    },
    "us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "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": [
      "r531"
     ]
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Computation of basic and diluted EPS",
        "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": [
      "r1118"
     ]
    },
    "us-gaap_ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]",
        "terseLabel": "Schedule of reconciliation of beginning and ending reserves for losses and loss adjustment expenses (LAE)",
        "documentation": "Tabular disclosure of the activity in the reserve for settling insured claims and expenses incurred in the claims settlement process for the period. The estimated liability includes the amount of money that will be required for future payments of (a) claims that have been reported to the insurer, (b) claims related to insured events that have occurred but that have not been reported to the insurer as of the date the liability is estimated, and (c) claim adjustment expenses. Claim adjustment expenses include costs incurred in the claim settlement process such as legal fees; outside adjuster fees; and costs to record, process, and adjust claims."
       }
      }
     },
     "auth_ref": [
      "r747"
     ]
    },
    "us-gaap_ScheduleOfRestructuringAndRelatedCostsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfRestructuringAndRelatedCostsTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring Cost [Table]",
        "documentation": "Disclosure of information about restructuring cost. Includes, but is not limited to, expected cost, cost incurred, statement of income caption that includes restructuring cost recognized, and amount of restructuring reserve."
       }
      }
     },
     "auth_ref": [
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321"
     ]
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails",
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]",
        "documentation": "Disclosure of information about share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r410",
      "r412",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440",
      "r445"
     ]
    },
    "us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]",
        "terseLabel": "Schedule of restricted stock and performance-based restricted stock activity",
        "documentation": "Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year."
       }
      }
     },
     "auth_ref": [
      "r1197"
     ]
    },
    "us-gaap_SecuredOvernightFinancingRateSofrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SecuredOvernightFinancingRateSofrMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Secured Overnight Financing Rate (SOFR) [Member]",
        "terseLabel": "SOFR",
        "documentation": "Interest rate at which bank can borrow U.S. dollar overnight while posting U.S. Treasury bond as collateral."
       }
      }
     },
     "auth_ref": [
      "r1045",
      "r1050",
      "r1223"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "Security12bTitle",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r939"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r941"
     ]
    },
    "us-gaap_ShareBasedCompensationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period",
        "terseLabel": "Vesting period",
        "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition."
       }
      }
     },
     "auth_ref": [
      "r882"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period",
        "negatedLabel": "Forfeited (in shares)",
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r430"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value",
        "terseLabel": "Forfeited (in dollars per share)",
        "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event."
       }
      }
     },
     "auth_ref": [
      "r430"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "Granted (in shares)",
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan)."
       }
      }
     },
     "auth_ref": [
      "r428"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Granted (in dollars per share)",
        "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan)."
       }
      }
     },
     "auth_ref": [
      "r428"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number",
        "periodEndLabel": "Outstanding at end of period (in shares)",
        "periodStartLabel": "Outstanding at beginning of year (in shares)",
        "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r425",
      "r426"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]",
        "terseLabel": "Shares Under Restriction",
        "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_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value",
        "periodEndLabel": "Outstanding at end of period (in dollars per share)",
        "periodStartLabel": "Outstanding at beginning of year (in dollars per share)",
        "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options."
       }
      }
     },
     "auth_ref": [
      "r425",
      "r426"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]",
        "terseLabel": "Weighted Average Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period",
        "negatedLabel": "Vested and unrestricted (in shares)",
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r429"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value",
        "terseLabel": "Total fair value of the shares that were vested and unrestricted during the period",
        "documentation": "Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash."
       }
      }
     },
     "auth_ref": [
      "r432"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Vested and unrestricted (in dollars per share)",
        "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement."
       }
      }
     },
     "auth_ref": [
      "r429"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]",
        "terseLabel": "Share-Based Compensation",
        "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": [
      "r410",
      "r412",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440",
      "r445"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized",
        "terseLabel": "Maximum shares of common stock with respect to which awards may be granted (in shares)",
        "documentation": "Number of shares authorized for issuance under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r883"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant",
        "terseLabel": "Shares available for future grant (in shares)",
        "documentation": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable."
       }
      }
     },
     "auth_ref": [
      "r19"
     ]
    },
    "saft_ShareBasedCompensationArrangementByShareBasedPaymentAwardPayoutPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardPayoutPercentage",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of actual payout of target shares awarded depending upon the level of achievement of the respective market and performance conditions during a three fiscal-year performance period.",
        "label": "Share Based Compensation Arrangement by Share Based Payment Award, Payout Percentage",
        "terseLabel": "Actual payouts (as a percent)"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails",
      "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": [
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r434",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440"
     ]
    },
    "us-gaap_ShareBasedCompensationAwardTrancheOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationAwardTrancheOneMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Tranche One [Member]",
        "terseLabel": "First anniversary of grant date",
        "documentation": "First portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "us-gaap_ShareBasedCompensationAwardTrancheThreeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationAwardTrancheThreeMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Tranche Three [Member]",
        "terseLabel": "Third anniversary of grant date",
        "documentation": "Third portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "us-gaap_ShareBasedCompensationAwardTrancheTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "ShareBasedCompensationAwardTrancheTwoMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement, Tranche Two [Member]",
        "terseLabel": "Second anniversary of grant date",
        "documentation": "Second portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "srt_ShareRepurchaseProgramAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "ShareRepurchaseProgramAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage",
        "verboseLabel": "Vesting percentage (as a percent)",
        "documentation": "Percentage of vesting of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1186"
     ]
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementEquityComponentsAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Components [Axis]",
        "documentation": "Information by component of equity."
       }
      }
     },
     "auth_ref": [
      "r98",
      "r99",
      "r109",
      "r132",
      "r133",
      "r146",
      "r147",
      "r148",
      "r169",
      "r170",
      "r171",
      "r175",
      "r183",
      "r185",
      "r187",
      "r209",
      "r268",
      "r271",
      "r306",
      "r307",
      "r308",
      "r358",
      "r370",
      "r374",
      "r375",
      "r376",
      "r379",
      "r381",
      "r383",
      "r390",
      "r392",
      "r394",
      "r397",
      "r446",
      "r461",
      "r462",
      "r468",
      "r469",
      "r470",
      "r474",
      "r529",
      "r530",
      "r540",
      "r541",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r552",
      "r553",
      "r554",
      "r555",
      "r557",
      "r591",
      "r592",
      "r593",
      "r594",
      "r595",
      "r596",
      "r600",
      "r613",
      "r655",
      "r660",
      "r661",
      "r670",
      "r671",
      "r701",
      "r722",
      "r756",
      "r757",
      "r758",
      "r777",
      "r829",
      "r1181"
     ]
    },
    "us-gaap_StatementLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Line Items]",
        "terseLabel": "Basis of Presentation",
        "verboseLabel": "Share Repurchase Program",
        "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": [
      "r109",
      "r110",
      "r113",
      "r114",
      "r119",
      "r126",
      "r128",
      "r130",
      "r131",
      "r132",
      "r133",
      "r136",
      "r169",
      "r170",
      "r171",
      "r209",
      "r360",
      "r361",
      "r363",
      "r365",
      "r368",
      "r370",
      "r371",
      "r372",
      "r373",
      "r374",
      "r375",
      "r376",
      "r377",
      "r378",
      "r379",
      "r381",
      "r382",
      "r383",
      "r388",
      "r600",
      "r657",
      "r660",
      "r661",
      "r669",
      "r670",
      "r671",
      "r772",
      "r778",
      "r779",
      "r782",
      "r783",
      "r784",
      "r785",
      "r786",
      "r787",
      "r790",
      "r793",
      "r794",
      "r795",
      "r796",
      "r797",
      "r798",
      "r799",
      "r800",
      "r801",
      "r803",
      "r804",
      "r805",
      "r806",
      "r807",
      "r812",
      "r813",
      "r815",
      "r816",
      "r817",
      "r818",
      "r819",
      "r820",
      "r821",
      "r822",
      "r823",
      "r824",
      "r825",
      "r826",
      "r829",
      "r851",
      "r855",
      "r856",
      "r930",
      "r1328"
     ]
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfCashFlowsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Statements of Cash Flows"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfFinancialPositionAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Balance Sheets"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Statements of Comprehensive Income (Loss)"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementOfStockholdersEquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidated Statements of Changes in Shareholders' Equity"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StatementTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfCashFlows",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Table]",
        "documentation": "Presentation of information about comprehensive income, income, other comprehensive income, financial position, cash flows, and shareholders' equity."
       }
      }
     },
     "auth_ref": [
      "r103",
      "r109",
      "r110",
      "r113",
      "r114",
      "r119",
      "r126",
      "r128",
      "r130",
      "r131",
      "r132",
      "r133",
      "r136",
      "r169",
      "r170",
      "r171",
      "r209",
      "r230",
      "r360",
      "r361",
      "r363",
      "r365",
      "r368",
      "r370",
      "r371",
      "r372",
      "r373",
      "r374",
      "r375",
      "r376",
      "r377",
      "r378",
      "r379",
      "r381",
      "r382",
      "r383",
      "r388",
      "r600",
      "r657",
      "r660",
      "r661",
      "r669",
      "r670",
      "r671",
      "r701",
      "r772",
      "r778",
      "r779",
      "r782",
      "r783",
      "r784",
      "r785",
      "r786",
      "r787",
      "r790",
      "r793",
      "r794",
      "r795",
      "r796",
      "r797",
      "r798",
      "r799",
      "r800",
      "r801",
      "r803",
      "r804",
      "r805",
      "r806",
      "r807",
      "r812",
      "r813",
      "r815",
      "r816",
      "r817",
      "r818",
      "r819",
      "r820",
      "r821",
      "r822",
      "r823",
      "r824",
      "r825",
      "r826",
      "r829",
      "r851",
      "r855",
      "r856",
      "r930",
      "r1328"
     ]
    },
    "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": [
      "r948",
      "r958",
      "r968",
      "r1000"
     ]
    },
    "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": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodValueNewIssues": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockIssuedDuringPeriodValueNewIssues",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During Period, Value, New Issues",
        "terseLabel": "Restricted share awards issued",
        "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": [
      "r777",
      "r829",
      "r839",
      "r937",
      "r1041",
      "r1053",
      "r1054",
      "r1175",
      "r1176",
      "r1177",
      "r1179",
      "r1180",
      "r1253",
      "r1254",
      "r1257",
      "r1258"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockIssuedDuringPeriodValueShareBasedCompensation",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture",
        "terseLabel": "Recognition of employee share-based compensation, net of deferred federal income taxes",
        "documentation": "Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP)."
       }
      }
     },
     "auth_ref": [
      "r20",
      "r1041",
      "r1053",
      "r1054",
      "r1175",
      "r1176",
      "r1177",
      "r1179",
      "r1180",
      "r1253",
      "r1254",
      "r1257",
      "r1258"
     ]
    },
    "srt_StockRepurchaseProgramAuthorizedAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "StockRepurchaseProgramAuthorizedAmount1",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgramDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Repurchase Program, Authorized, Amount",
        "terseLabel": "Share repurchase program authorized 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": [
      "r1181"
     ]
    },
    "us-gaap_StockholdersEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquity",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity, Attributable to Parent",
        "periodEndLabel": "Balance",
        "periodStartLabel": "Balance",
        "totalLabel": "Total shareholders' equity",
        "documentation": "Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest."
       }
      }
     },
     "auth_ref": [
      "r39",
      "r792",
      "r808",
      "r830",
      "r831",
      "r910",
      "r938",
      "r1057",
      "r1106",
      "r1109",
      "r1110",
      "r1141",
      "r1242",
      "r1330"
     ]
    },
    "us-gaap_StockholdersEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "StockholdersEquityAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity, Attributable to Parent [Abstract]",
        "terseLabel": "Shareholders' equity"
       }
      }
     },
     "auth_ref": []
    },
    "saft_SubprimeMortgageDebtSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "SubprimeMortgageDebtSecuritiesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to subprime mortgage debt securities.",
        "label": "Subprime mortgage debt securities"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SubsequentEventLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventLineItems",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Line Items]",
        "terseLabel": "Subsequent Events",
        "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event."
       }
      }
     },
     "auth_ref": [
      "r597",
      "r617"
     ]
    },
    "us-gaap_SubsequentEventMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Member]",
        "terseLabel": "Subsequent Events",
        "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r597",
      "r617"
     ]
    },
    "us-gaap_SubsequentEventTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventTable",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Table]",
        "documentation": "Disclosure of information about significant event or transaction occurring between statement of financial position date and date when financial statements were issued."
       }
      }
     },
     "auth_ref": [
      "r597",
      "r617"
     ]
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventTypeAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event Type [Axis]",
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r597",
      "r617"
     ]
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventTypeDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event Type [Domain]",
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r597",
      "r617"
     ]
    },
    "us-gaap_SubsequentEventsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SubsequentEventsTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureSubsequentEvents"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Text Block]",
        "terseLabel": "Subsequent Events",
        "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business."
       }
      }
     },
     "auth_ref": [
      "r616",
      "r618"
     ]
    },
    "us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Year Claims and Claims Adjustment Expense",
        "terseLabel": "Current year",
        "documentation": "Amount, after effects of reinsurance, of expense for claims incurred in the current reporting period and related claims settlement costs."
       }
      }
     },
     "auth_ref": [
      "r749",
      "r915"
     ]
    },
    "us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails": {
       "parentTag": "us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureLossAndLossAdjustmentExpenseReservesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prior Year Claims and Claims Adjustment Expense",
        "negatedLabel": "Prior year accident reserves decrease",
        "terseLabel": "Prior years",
        "documentation": "Amount, after effects of reinsurance, of expense (reversal of expense) for claims incurred in prior reporting periods and related claims settlement costs."
       }
      }
     },
     "auth_ref": [
      "r749",
      "r915"
     ]
    },
    "us-gaap_SupplementaryInsuranceInformationNetInvestmentIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "SupplementaryInsuranceInformationNetInvestmentIncome",
     "crdr": "credit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairPlanRestructuringDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information, Net Investment Income",
        "verboseLabel": "Net Investment Income",
        "documentation": "Amount of net investment income earned, disclosed in supplementary insurance information."
       }
      }
     },
     "auth_ref": [
      "r733"
     ]
    },
    "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": [
      "r994"
     ]
    },
    "us-gaap_TaxesPayableCurrentAndNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TaxesPayableCurrentAndNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Taxes Payable",
        "terseLabel": "Taxes payable",
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes."
       }
      }
     },
     "auth_ref": [
      "r1052",
      "r1275"
     ]
    },
    "srt_TitleOfIndividualAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "TitleOfIndividualAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title and Position [Axis]",
        "documentation": "Information by title and position of individual or group within organization."
       }
      }
     },
     "auth_ref": [
      "r1126",
      "r1247"
     ]
    },
    "srt_TitleOfIndividualWithRelationshipToEntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2026",
     "localname": "TitleOfIndividualWithRelationshipToEntityDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title and Position [Domain]",
        "documentation": "Title and position of individual or group within organization."
       }
      }
     },
     "auth_ref": []
    },
    "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": [
      "r986"
     ]
    },
    "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": [
      "r993"
     ]
    },
    "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": [
      "r1013"
     ]
    },
    "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": [
      "r1015"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2026",
     "localname": "TradingSymbol",
     "presentation": [
      "http://www.safetyinsurance.com/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsOtherDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments [Domain]",
        "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": [
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r242",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r258",
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r274",
      "r275",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r353",
      "r369",
      "r539",
      "r578",
      "r587",
      "r590",
      "r619",
      "r620",
      "r621",
      "r622",
      "r623",
      "r624",
      "r626",
      "r627",
      "r628",
      "r629",
      "r631",
      "r632",
      "r633",
      "r634",
      "r635",
      "r636",
      "r637",
      "r638",
      "r640",
      "r641",
      "r642",
      "r643",
      "r644",
      "r645",
      "r646",
      "r647",
      "r648",
      "r649",
      "r650",
      "r651",
      "r652",
      "r653",
      "r654",
      "r683",
      "r684",
      "r685",
      "r686",
      "r687",
      "r688",
      "r689",
      "r690",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r703",
      "r723",
      "r896",
      "r898",
      "r899",
      "r900",
      "r901",
      "r902",
      "r903",
      "r904",
      "r905",
      "r912",
      "r1025",
      "r1026",
      "r1027",
      "r1028",
      "r1029",
      "r1030",
      "r1031",
      "r1135",
      "r1136",
      "r1137",
      "r1138",
      "r1226",
      "r1229",
      "r1230",
      "r1231",
      "r1233",
      "r1236",
      "r1237",
      "r1238"
     ]
    },
    "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": [
      "r1016"
     ]
    },
    "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": [
      "r1017"
     ]
    },
    "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": [
      "r1017"
     ]
    },
    "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": [
      "r1015"
     ]
    },
    "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": [
      "r1015"
     ]
    },
    "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": [
      "r1018"
     ]
    },
    "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": [
      "r1016"
     ]
    },
    "us-gaap_TreasuryStockCommonMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockCommonMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Common [Member]",
        "terseLabel": "Treasury Stock",
        "documentation": "Previously issued common shares repurchased by the issuing entity and held in treasury."
       }
      }
     },
     "auth_ref": [
      "r660",
      "r661",
      "r671",
      "r1181"
     ]
    },
    "us-gaap_TreasuryStockCommonShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockCommonShares",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Common, Shares",
        "terseLabel": "Treasury stock shares",
        "documentation": "Number of previously issued common shares repurchased by the issuing entity and held in treasury."
       }
      }
     },
     "auth_ref": [
      "r386",
      "r387",
      "r1253",
      "r1254",
      "r1258"
     ]
    },
    "saft_TreasuryStockCommonSharesRepurchasedAndReissued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "TreasuryStockCommonSharesRepurchasedAndReissued",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgramDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of previously issued common shares repurchased by the issuing entity and held in treasury for possible reissue/",
        "label": "Treasury Stock, Common, Shares Repurchased And Reissued",
        "terseLabel": "Treasury stock shares repurchased cumulative (in shares)"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TreasuryStockCommonValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockCommonValue",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": -1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Common, Value",
        "negatedLabel": "Treasury stock, at cost: 3,419,947 shares",
        "documentation": "Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury."
       }
      }
     },
     "auth_ref": [
      "r386",
      "r387",
      "r388",
      "r1054",
      "r1177",
      "r1253",
      "r1254",
      "r1258"
     ]
    },
    "saft_TreasuryStockCommonValueRepurchasedAndReissued": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "TreasuryStockCommonValueRepurchasedAndReissued",
     "crdr": "debit",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgramDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury for future reissue.",
        "label": "Treasury Stock, Common, Value Repurchased And Reissued",
        "terseLabel": "Value of treasury stock repurchased to date"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TreasuryStockSharesAcquired": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockSharesAcquired",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgramDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Shares, Acquired",
        "terseLabel": "Share repurchases (in shares)",
        "documentation": "Number of shares that have been repurchased during the period and are being held in treasury."
       }
      }
     },
     "auth_ref": [
      "r1054",
      "r1175",
      "r1177",
      "r1179",
      "r1180",
      "r1253",
      "r1254",
      "r1257",
      "r1258"
     ]
    },
    "us-gaap_TreasuryStockTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TreasuryStockTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareRepurchaseProgram"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock [Text Block]",
        "terseLabel": "Share Repurchase Program",
        "documentation": "The entire disclosure for 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": [
      "r385"
     ]
    },
    "us-gaap_TypeOfArrangementAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "TypeOfArrangementAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureAllowanceForExpectedCreditLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureCommitmentsAndContingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Axis]",
        "documentation": "Information by collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations."
       }
      }
     },
     "auth_ref": [
      "r531"
     ]
    },
    "us-gaap_USStatesAndPoliticalSubdivisionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "USStatesAndPoliticalSubdivisionsMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "US States and Political Subdivisions Debt Securities [Member]",
        "terseLabel": "Obligations of states and political subdivisions",
        "documentation": "Bonds or similar securities issued by state, city, or local US governments or the agencies operated by state, city, or local governments. Debt securities issued by state governments may include bond issuances of US state authorities including, for example, but not limited to, housing authorities, dormitory authorities, and general obligations while debt securities issued by political subdivisions of US states would include, for example, debt issuances by county, borough, city, or municipal governments."
       }
      }
     },
     "auth_ref": [
      "r684",
      "r691",
      "r692",
      "r693",
      "r694",
      "r695",
      "r696",
      "r697",
      "r698",
      "r699",
      "r700",
      "r874",
      "r876",
      "r912",
      "r924",
      "r1144",
      "r1145",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1153",
      "r1323"
     ]
    },
    "us-gaap_USTreasurySecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "USTreasurySecuritiesMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsFairValueMeasurementsDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsGrossUnrealizedLossesDetails",
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsLengthOfTimeGrossUnrealizedLossesAndFairValueDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "US Treasury Securities [Member]",
        "terseLabel": "U.S. Treasury securities",
        "documentation": "This category includes information about debt securities issued by the United States Department of the Treasury and backed by the United States government. Such securities primarily consist of treasury bills (short-term maturities - one year or less), treasury notes (intermediate term maturities - two to ten years), and treasury bonds (long-term maturities - ten to thirty years)."
       }
      }
     },
     "auth_ref": [
      "r857",
      "r858",
      "r874",
      "r876",
      "r878",
      "r896",
      "r911",
      "r1144",
      "r1145",
      "r1146",
      "r1147",
      "r1148",
      "r1149",
      "r1150",
      "r1151",
      "r1152",
      "r1153",
      "r1261",
      "r1262",
      "r1263",
      "r1264",
      "r1265",
      "r1266",
      "r1267",
      "r1268",
      "r1269",
      "r1270",
      "r1271"
     ]
    },
    "saft_UnderwritingOperatingAndRelatedExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "UnderwritingOperatingAndRelatedExpenses",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_BenefitsLossesAndExpenses",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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 underwriting, operating and related expenses.",
        "label": "Underwriting, Operating And Related Expenses",
        "terseLabel": "Underwriting, operating and related expenses"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_UndistributedContinuingOperationEarningsLossAllocationToParticipatingSecuritiesBasic": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UndistributedContinuingOperationEarningsLossAllocationToParticipatingSecuritiesBasic",
     "crdr": "debit",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Undistributed Continuing Operation Earnings (Loss), Allocation to Participating Securities, Basic",
        "negatedLabel": "Allocation of income for participating shares",
        "documentation": "Amount of undistributed earnings (loss) from continuing operations allocated to participating securities for basic earnings (loss) per share or per unit calculation under two-class method."
       }
      }
     },
     "auth_ref": [
      "r196",
      "r199",
      "r200"
     ]
    },
    "us-gaap_UndistributedEarningsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UndistributedEarningsAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Undistributed Earnings, Basic [Abstract]",
        "terseLabel": "Undistributed earnings attributable to common shareholders - basic and diluted:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_UndistributedEarningsDilutedAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UndistributedEarningsDilutedAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Undistributed Earnings, Diluted [Abstract]",
        "terseLabel": "Undistributed earnings attributable to common shareholders - diluted"
       }
      }
     },
     "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": [
      "r1012"
     ]
    },
    "us-gaap_UnearnedPremiums": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UnearnedPremiums",
     "crdr": "credit",
     "calculation": {
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unearned Premiums",
        "terseLabel": "Unearned premium reserves",
        "documentation": "Carrying amount of premiums written on insurance contracts that have not been earned as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r65",
      "r659",
      "r918"
     ]
    },
    "us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "UnrealizedGainLossOnInvestmentsTableTextBlock",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureInvestmentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unrealized Gain (Loss) on Investments [Table Text Block]",
        "terseLabel": "Gross unrealized losses included in the Company's investment portfolio and the fair value of those securities",
        "documentation": "Tabular disclosure of unrealized gains and losses on investments."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_VariableRateAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "VariableRateAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Rate [Axis]",
        "documentation": "Information by type of variable rate."
       }
      }
     },
     "auth_ref": [
      "r1045",
      "r1050",
      "r1170",
      "r1223"
     ]
    },
    "us-gaap_VariableRateDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "VariableRateDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Rate [Domain]",
        "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index."
       }
      }
     },
     "auth_ref": [
      "r1045",
      "r1050",
      "r1170",
      "r1223"
     ]
    },
    "us-gaap_VestingAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "VestingAxis",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Vesting [Axis]",
        "documentation": "Information by vesting schedule of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "saft_VestingBasedOnPerformanceMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "VestingBasedOnPerformanceMember",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a share based compensation restricted stock award with vesting based on achievement of performance conditions.",
        "label": "Performance-based Shares Under Restriction"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_VestingDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "VestingDomain",
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureShareBasedCompensationRestrictedStockActivityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Vesting [Domain]",
        "documentation": "Vesting schedule of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r1186",
      "r1187",
      "r1188",
      "r1189",
      "r1190",
      "r1191",
      "r1192",
      "r1193",
      "r1194",
      "r1195",
      "r1196",
      "r1198",
      "r1199",
      "r1200",
      "r1201",
      "r1202",
      "r1203",
      "r1204",
      "r1205",
      "r1206",
      "r1207",
      "r1208",
      "r1209",
      "r1210",
      "r1211",
      "r1212"
     ]
    },
    "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": [
      "r982"
     ]
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Diluted",
        "totalLabel": "Diluted earnings per share denominator",
        "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": [
      "r193",
      "r202"
     ]
    },
    "saft_WeightedAverageNumberOfParticipatingShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "WeightedAverageNumberOfParticipatingShares",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The average number of shares or units attributable to participating shares.",
        "label": "Weighted Average Number of Participating Shares",
        "negatedLabel": "Less: weighted average participating shares"
       }
      }
     },
     "auth_ref": []
    },
    "saft_WeightedAverageNumberOfSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.safetyinsurance.com/20260630",
     "localname": "WeightedAverageNumberOfSharesOutstanding",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the information pertaining to weighted average common shares outstanding.",
        "label": "Weighted Average Number Of Shares Outstanding",
        "terseLabel": "Total weighted average common shares outstanding, including participating shares"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "presentation": [
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "terseLabel": "Number of shares used in computing earnings per share:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2026",
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "calculation": {
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.safetyinsurance.com/role/DisclosureEarningsPerShareDetails",
      "http://www.safetyinsurance.com/role/StatementConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Basic",
        "totalLabel": "Basic earnings per share denominator",
        "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": [
      "r191",
      "r202"
     ]
    },
    "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": [
      "r980"
     ]
    }
   }
  }
 },
 "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": "12",
   "SubTopic": "10",
   "Topic": "220",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-12"
  },
  "r3": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "15",
   "SubTopic": "10",
   "Topic": "220",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-15"
  },
  "r4": {
   "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"
  },
  "r5": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(g)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-25"
  },
  "r6": {
   "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"
  },
  "r7": {
   "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"
  },
  "r8": {
   "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"
  },
  "r9": {
   "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"
  },
  "r10": {
   "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"
  },
  "r11": {
   "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"
  },
  "r12": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-12"
  },
  "r13": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "12",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-12"
  },
  "r14": {
   "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"
  },
  "r15": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-13"
  },
  "r16": {
   "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"
  },
  "r17": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "310",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/310/tableOfContent"
  },
  "r18": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "320",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/320/tableOfContent"
  },
  "r19": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r20": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r21": {
   "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"
  },
  "r22": {
   "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"
  },
  "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(12))",
   "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(13))",
   "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": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(7)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r29": {
   "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(7)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r30": {
   "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(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r31": {
   "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(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r32": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "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"
  },
  "r33": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "13",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-13"
  },
  "r34": {
   "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"
  },
  "r35": {
   "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"
  },
  "r36": {
   "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"
  },
  "r37": {
   "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"
  },
  "r38": {
   "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"
  },
  "r39": {
   "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"
  },
  "r40": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "470",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/470/tableOfContent"
  },
  "r41": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "810",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/810/tableOfContent"
  },
  "r42": {
   "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"
  },
  "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(1))",
   "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(13)(c))",
   "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(13)(d))",
   "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(13)(f))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r47": {
   "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"
  },
  "r48": {
   "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"
  },
  "r49": {
   "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(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r50": {
   "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"
  },
  "r51": {
   "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"
  },
  "r52": {
   "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"
  },
  "r53": {
   "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"
  },
  "r54": {
   "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(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r55": {
   "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(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r56": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-6"
  },
  "r57": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-6"
  },
  "r58": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-7"
  },
  "r59": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "SubTopic": "10",
   "Topic": "321",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479567/321-10-45-1"
  },
  "r60": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "SubTopic": "825",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478219/944-825-45-1"
  },
  "r61": {
   "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"
  },
  "r62": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "SubTopic": "220",
   "Topic": "946",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479105/946-220-45-5"
  },
  "r63": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "SubTopic": "10",
   "Topic": "740",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-9"
  },
  "r64": {
   "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"
  },
  "r65": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(13)(a)(2))",
   "SubTopic": "210",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r66": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(1))",
   "SubTopic": "220",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r67": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(13)(c))",
   "SubTopic": "220",
   "Topic": "942",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478524/942-220-S99-1"
  },
  "r68": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Topic": "250",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/250/tableOfContent"
  },
  "r69": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1403",
   "Paragraph": "b",
   "Publisher": "SEC"
  },
  "r70": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "04",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r71": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r72": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12A",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r73": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column A",
   "Subparagraph": "(a)",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r74": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column A",
   "Subparagraph": "(b)",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r75": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "14",
   "Paragraph": "Column A",
   "Footnote": "2",
   "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": "29",
   "Paragraph": "Column A",
   "Footnote": "3",
   "Publisher": "SEC"
  },
  "r83": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column B",
   "Publisher": "SEC"
  },
  "r84": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column C",
   "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)(i)",
   "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)(iii)(A)",
   "Publisher": "SEC"
  },
  "r87": {
   "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"
  },
  "r88": {
   "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"
  },
  "r89": {
   "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"
  },
  "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)(A)",
   "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)(iii)(B)",
   "Publisher": "SEC"
  },
  "r92": {
   "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"
  },
  "r93": {
   "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"
  },
  "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 5",
   "Section": "Y",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r96": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 5",
   "Section": "Y",
   "Paragraph": "Question 4",
   "Publisher": "SEC"
  },
  "r97": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479343/105-10-65-7"
  },
  "r98": {
   "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"
  },
  "r99": {
   "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"
  },
  "r100": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/205/tableOfContent"
  },
  "r101": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481034/205-10-S45-5"
  },
  "r102": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.4-03(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480922/205-10-S99-3"
  },
  "r103": {
   "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"
  },
  "r104": {
   "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"
  },
  "r105": {
   "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"
  },
  "r106": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480868/205-20-S45-2"
  },
  "r107": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.Z.5.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480781/205-20-S99-2"
  },
  "r108": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-1"
  },
  "r109": {
   "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"
  },
  "r110": {
   "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"
  },
  "r111": {
   "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"
  },
  "r112": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-7"
  },
  "r113": {
   "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"
  },
  "r114": {
   "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"
  },
  "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(1))",
   "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(15))",
   "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(17))",
   "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(18))",
   "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(19)(a)(5))",
   "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(19)(b))",
   "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(19))",
   "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(2))",
   "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)(1))",
   "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)(a)(3))",
   "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(22)(a)(4))",
   "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(22)(a))",
   "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(22)(b))",
   "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(23))",
   "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(25))",
   "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)(b))",
   "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(30)(a)(3))",
   "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)(4))",
   "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)(b))",
   "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(32))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r138": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-10A"
  },
  "r139": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-10A"
  },
  "r140": {
   "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"
  },
  "r141": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482790/220-10-45-17A"
  },
  "r142": {
   "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"
  },
  "r143": {
   "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"
  },
  "r144": {
   "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"
  },
  "r145": {
   "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"
  },
  "r146": {
   "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"
  },
  "r147": {
   "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"
  },
  "r148": {
   "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"
  },
  "r149": {
   "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(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r150": {
   "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"
  },
  "r151": {
   "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"
  },
  "r152": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SAB Topic 6.B)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-5"
  },
  "r153": {
   "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"
  },
  "r154": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-11"
  },
  "r155": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "12",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-12"
  },
  "r156": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "19",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-19"
  },
  "r157": {
   "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"
  },
  "r158": {
   "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"
  },
  "r159": {
   "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"
  },
  "r160": {
   "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"
  },
  "r161": {
   "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"
  },
  "r162": {
   "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"
  },
  "r163": {
   "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"
  },
  "r164": {
   "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"
  },
  "r165": {
   "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"
  },
  "r166": {
   "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(h)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r167": {
   "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"
  },
  "r168": {
   "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"
  },
  "r169": {
   "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"
  },
  "r170": {
   "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"
  },
  "r171": {
   "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"
  },
  "r172": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r173": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r174": {
   "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"
  },
  "r175": {
   "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"
  },
  "r176": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1"
  },
  "r177": {
   "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"
  },
  "r178": {
   "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"
  },
  "r179": {
   "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"
  },
  "r180": {
   "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"
  },
  "r181": {
   "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"
  },
  "r182": {
   "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"
  },
  "r183": {
   "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"
  },
  "r184": {
   "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"
  },
  "r185": {
   "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"
  },
  "r186": {
   "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"
  },
  "r187": {
   "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"
  },
  "r188": {
   "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"
  },
  "r189": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480530/250-10-S99-6"
  },
  "r190": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/260/tableOfContent"
  },
  "r191": {
   "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"
  },
  "r192": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-11"
  },
  "r193": {
   "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"
  },
  "r194": {
   "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"
  },
  "r195": {
   "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"
  },
  "r196": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-60B"
  },
  "r197": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-60B"
  },
  "r198": {
   "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"
  },
  "r199": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "65",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-65"
  },
  "r200": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "66",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482689/260-10-45-66"
  },
  "r201": {
   "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"
  },
  "r202": {
   "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"
  },
  "r203": {
   "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"
  },
  "r204": {
   "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"
  },
  "r205": {
   "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"
  },
  "r206": {
   "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"
  },
  "r207": {
   "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"
  },
  "r208": {
   "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"
  },
  "r209": {
   "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"
  },
  "r210": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "275",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-9"
  },
  "r211": {
   "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"
  },
  "r212": {
   "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"
  },
  "r213": {
   "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"
  },
  "r214": {
   "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"
  },
  "r215": {
   "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"
  },
  "r216": {
   "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"
  },
  "r217": {
   "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"
  },
  "r218": {
   "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"
  },
  "r219": {
   "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"
  },
  "r220": {
   "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"
  },
  "r221": {
   "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"
  },
  "r222": {
   "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"
  },
  "r223": {
   "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"
  },
  "r224": {
   "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"
  },
  "r225": {
   "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"
  },
  "r226": {
   "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"
  },
  "r227": {
   "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"
  },
  "r228": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "41",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482810/280-10-50-41"
  },
  "r229": {
   "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"
  },
  "r230": {
   "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"
  },
  "r231": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/320/tableOfContent"
  },
  "r232": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481830/320-10-45-11"
  },
  "r233": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-10"
  },
  "r234": {
   "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"
  },
  "r235": {
   "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"
  },
  "r236": {
   "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"
  },
  "r237": {
   "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"
  },
  "r238": {
   "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"
  },
  "r239": {
   "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"
  },
  "r240": {
   "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"
  },
  "r241": {
   "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"
  },
  "r242": {
   "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"
  },
  "r243": {
   "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"
  },
  "r244": {
   "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"
  },
  "r245": {
   "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"
  },
  "r246": {
   "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"
  },
  "r247": {
   "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"
  },
  "r248": {
   "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"
  },
  "r249": {
   "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"
  },
  "r250": {
   "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"
  },
  "r251": {
   "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"
  },
  "r252": {
   "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"
  },
  "r253": {
   "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"
  },
  "r254": {
   "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"
  },
  "r255": {
   "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"
  },
  "r256": {
   "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"
  },
  "r257": {
   "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"
  },
  "r258": {
   "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"
  },
  "r259": {
   "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"
  },
  "r260": {
   "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"
  },
  "r261": {
   "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"
  },
  "r262": {
   "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"
  },
  "r263": {
   "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"
  },
  "r264": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r265": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-9"
  },
  "r266": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481664/323-10-45-1"
  },
  "r267": {
   "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"
  },
  "r268": {
   "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"
  },
  "r269": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479654/326-10-65-4"
  },
  "r270": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479654/326-10-65-4"
  },
  "r271": {
   "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"
  },
  "r272": {
   "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"
  },
  "r273": {
   "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"
  },
  "r274": {
   "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"
  },
  "r275": {
   "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"
  },
  "r276": {
   "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"
  },
  "r277": {
   "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"
  },
  "r278": {
   "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"
  },
  "r279": {
   "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"
  },
  "r280": {
   "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"
  },
  "r281": {
   "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"
  },
  "r282": {
   "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"
  },
  "r283": {
   "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"
  },
  "r284": {
   "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"
  },
  "r285": {
   "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"
  },
  "r286": {
   "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"
  },
  "r287": {
   "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"
  },
  "r288": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479130/326-30-45-1"
  },
  "r289": {
   "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"
  },
  "r290": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-4"
  },
  "r291": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-4"
  },
  "r292": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-5"
  },
  "r293": {
   "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"
  },
  "r294": {
   "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"
  },
  "r295": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-9"
  },
  "r296": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-9"
  },
  "r297": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479106/326-30-50-9"
  },
  "r298": {
   "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"
  },
  "r299": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482573/350-20-50-4"
  },
  "r300": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-1"
  },
  "r301": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-1"
  },
  "r302": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-1"
  },
  "r303": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-1"
  },
  "r304": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-1"
  },
  "r305": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482705/350-40-65-4"
  },
  "r306": {
   "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"
  },
  "r307": {
   "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"
  },
  "r308": {
   "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"
  },
  "r309": {
   "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"
  },
  "r310": {
   "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"
  },
  "r311": {
   "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"
  },
  "r312": {
   "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"
  },
  "r313": {
   "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"
  },
  "r314": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482017/420-10-50-1"
  },
  "r315": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482017/420-10-50-1"
  },
  "r316": {
   "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"
  },
  "r317": {
   "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"
  },
  "r318": {
   "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"
  },
  "r319": {
   "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.2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-2"
  },
  "r320": {
   "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"
  },
  "r321": {
   "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"
  },
  "r322": {
   "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"
  },
  "r323": {
   "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"
  },
  "r324": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483076/450-20-50-4"
  },
  "r325": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r326": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r327": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.Y.Q4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480102/450-20-S99-1"
  },
  "r328": {
   "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"
  },
  "r329": {
   "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"
  },
  "r330": {
   "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"
  },
  "r331": {
   "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"
  },
  "r332": {
   "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"
  },
  "r333": {
   "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"
  },
  "r334": {
   "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"
  },
  "r335": {
   "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"
  },
  "r336": {
   "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"
  },
  "r337": {
   "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"
  },
  "r338": {
   "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"
  },
  "r339": {
   "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"
  },
  "r340": {
   "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"
  },
  "r341": {
   "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"
  },
  "r342": {
   "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"
  },
  "r343": {
   "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"
  },
  "r344": {
   "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"
  },
  "r345": {
   "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"
  },
  "r346": {
   "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"
  },
  "r347": {
   "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"
  },
  "r348": {
   "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"
  },
  "r349": {
   "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"
  },
  "r350": {
   "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"
  },
  "r351": {
   "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"
  },
  "r352": {
   "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"
  },
  "r353": {
   "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"
  },
  "r354": {
   "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"
  },
  "r355": {
   "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"
  },
  "r356": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481538/470-20-65-4"
  },
  "r357": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481538/470-20-65-4"
  },
  "r358": {
   "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"
  },
  "r359": {
   "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"
  },
  "r360": {
   "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"
  },
  "r361": {
   "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"
  },
  "r362": {
   "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"
  },
  "r363": {
   "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"
  },
  "r364": {
   "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"
  },
  "r365": {
   "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"
  },
  "r366": {
   "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"
  },
  "r367": {
   "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"
  },
  "r368": {
   "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"
  },
  "r369": {
   "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"
  },
  "r370": {
   "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"
  },
  "r371": {
   "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"
  },
  "r372": {
   "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"
  },
  "r373": {
   "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"
  },
  "r374": {
   "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"
  },
  "r375": {
   "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"
  },
  "r376": {
   "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"
  },
  "r377": {
   "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"
  },
  "r378": {
   "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"
  },
  "r379": {
   "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"
  },
  "r380": {
   "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"
  },
  "r381": {
   "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"
  },
  "r382": {
   "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"
  },
  "r383": {
   "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"
  },
  "r384": {
   "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"
  },
  "r385": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/505-30/tableOfContent"
  },
  "r386": {
   "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"
  },
  "r387": {
   "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"
  },
  "r388": {
   "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"
  },
  "r389": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-2"
  },
  "r390": {
   "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"
  },
  "r391": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-2"
  },
  "r392": {
   "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"
  },
  "r393": {
   "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"
  },
  "r394": {
   "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"
  },
  "r395": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-3"
  },
  "r396": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479719/606-10-65-3"
  },
  "r397": {
   "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"
  },
  "r398": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1"
  },
  "r399": {
   "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"
  },
  "r400": {
   "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"
  },
  "r401": {
   "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"
  },
  "r402": {
   "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"
  },
  "r403": {
   "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"
  },
  "r404": {
   "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"
  },
  "r405": {
   "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"
  },
  "r406": {
   "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"
  },
  "r407": {
   "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"
  },
  "r408": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480576/715-80-50-5"
  },
  "r409": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/718/tableOfContent"
  },
  "r410": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480483/718-10-35-1D"
  },
  "r411": {
   "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"
  },
  "r412": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480483/718-10-35-3"
  },
  "r413": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r414": {
   "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"
  },
  "r415": {
   "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"
  },
  "r416": {
   "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"
  },
  "r417": {
   "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"
  },
  "r418": {
   "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"
  },
  "r419": {
   "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"
  },
  "r420": {
   "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"
  },
  "r421": {
   "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"
  },
  "r422": {
   "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"
  },
  "r423": {
   "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"
  },
  "r424": {
   "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"
  },
  "r425": {
   "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"
  },
  "r426": {
   "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"
  },
  "r427": {
   "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"
  },
  "r428": {
   "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"
  },
  "r429": {
   "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"
  },
  "r430": {
   "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"
  },
  "r431": {
   "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"
  },
  "r432": {
   "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"
  },
  "r433": {
   "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"
  },
  "r434": {
   "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"
  },
  "r435": {
   "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"
  },
  "r436": {
   "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"
  },
  "r437": {
   "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"
  },
  "r438": {
   "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"
  },
  "r439": {
   "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"
  },
  "r440": {
   "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"
  },
  "r441": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r442": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r443": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r444": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r445": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(l)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r446": {
   "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"
  },
  "r447": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "17",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480336/718-10-65-17"
  },
  "r448": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479983/718-10-S45-1"
  },
  "r449": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 14.F)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479830/718-10-S99-1"
  },
  "r450": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "720",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483359/720-20-50-1"
  },
  "r451": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/740/tableOfContent"
  },
  "r452": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482525/740-10-45-4"
  },
  "r453": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482525/740-10-45-6"
  },
  "r454": {
   "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"
  },
  "r455": {
   "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"
  },
  "r456": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-12B"
  },
  "r457": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-12C"
  },
  "r458": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-14"
  },
  "r459": {
   "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"
  },
  "r460": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482685/740-10-50-21"
  },
  "r461": {
   "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"
  },
  "r462": {
   "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"
  },
  "r463": {
   "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.5.Q1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479360/740-10-S99-1"
  },
  "r464": {
   "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"
  },
  "r465": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 11.C)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479360/740-10-S99-2"
  },
  "r466": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "270",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477891/740-270-50-1"
  },
  "r467": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482603/740-30-50-2"
  },
  "r468": {
   "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"
  },
  "r469": {
   "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"
  },
  "r470": {
   "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"
  },
  "r471": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r472": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "323",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478666/740-323-65-2"
  },
  "r473": {
   "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"
  },
  "r474": {
   "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"
  },
  "r475": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r476": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r477": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r478": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r479": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r480": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r481": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r482": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r483": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r484": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r485": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r486": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r487": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r488": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r489": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r490": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r491": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r492": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r493": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r494": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479279/805-10-65-5"
  },
  "r495": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r496": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r497": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r498": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r499": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r500": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r501": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r502": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r503": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r504": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r505": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r506": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-2"
  },
  "r507": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-4"
  },
  "r508": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-4A"
  },
  "r509": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-4A"
  },
  "r510": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-4A"
  },
  "r511": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-5"
  },
  "r512": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r513": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r514": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r515": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r516": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r517": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r518": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r519": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r520": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r521": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r522": {
   "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"
  },
  "r523": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r524": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r525": {
   "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"
  },
  "r526": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-4"
  },
  "r527": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-4"
  },
  "r528": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r529": {
   "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"
  },
  "r530": {
   "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"
  },
  "r531": {
   "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"
  },
  "r532": {
   "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"
  },
  "r533": {
   "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"
  },
  "r534": {
   "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"
  },
  "r535": {
   "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"
  },
  "r536": {
   "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"
  },
  "r537": {
   "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"
  },
  "r538": {
   "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"
  },
  "r539": {
   "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"
  },
  "r540": {
   "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"
  },
  "r541": {
   "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"
  },
  "r542": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480339/815-10-65-8"
  },
  "r543": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480339/815-10-65-8"
  },
  "r544": {
   "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"
  },
  "r545": {
   "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"
  },
  "r546": {
   "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"
  },
  "r547": {
   "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"
  },
  "r548": {
   "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"
  },
  "r549": {
   "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"
  },
  "r550": {
   "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"
  },
  "r551": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "7",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480528/815-20-65-7"
  },
  "r552": {
   "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"
  },
  "r553": {
   "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"
  },
  "r554": {
   "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"
  },
  "r555": {
   "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"
  },
  "r556": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480175/815-40-65-1"
  },
  "r557": {
   "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"
  },
  "r558": {
   "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"
  },
  "r559": {
   "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"
  },
  "r560": {
   "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"
  },
  "r561": {
   "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"
  },
  "r562": {
   "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"
  },
  "r563": {
   "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"
  },
  "r564": {
   "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"
  },
  "r565": {
   "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"
  },
  "r566": {
   "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"
  },
  "r567": {
   "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"
  },
  "r568": {
   "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"
  },
  "r569": {
   "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"
  },
  "r570": {
   "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"
  },
  "r571": {
   "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"
  },
  "r572": {
   "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"
  },
  "r573": {
   "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"
  },
  "r574": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2G",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2G"
  },
  "r575": {
   "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"
  },
  "r576": {
   "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"
  },
  "r577": {
   "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"
  },
  "r578": {
   "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"
  },
  "r579": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6B"
  },
  "r580": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6B"
  },
  "r581": {
   "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"
  },
  "r582": {
   "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"
  },
  "r583": {
   "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"
  },
  "r584": {
   "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"
  },
  "r585": {
   "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"
  },
  "r586": {
   "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"
  },
  "r587": {
   "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"
  },
  "r588": {
   "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"
  },
  "r589": {
   "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"
  },
  "r590": {
   "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"
  },
  "r591": {
   "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"
  },
  "r592": {
   "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"
  },
  "r593": {
   "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"
  },
  "r594": {
   "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"
  },
  "r595": {
   "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"
  },
  "r596": {
   "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"
  },
  "r597": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481674/830-30-50-2"
  },
  "r598": {
   "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"
  },
  "r599": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/842-20/tableOfContent"
  },
  "r600": {
   "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"
  },
  "r601": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479041/842-20-45-1"
  },
  "r602": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479041/842-20-45-1"
  },
  "r603": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479041/842-20-45-5"
  },
  "r604": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-3"
  },
  "r605": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-3"
  },
  "r606": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-4"
  },
  "r607": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-4"
  },
  "r608": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-4"
  },
  "r609": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-4"
  },
  "r610": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-6"
  },
  "r611": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-7A"
  },
  "r612": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483550/848-10-65-1"
  },
  "r613": {
   "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"
  },
  "r614": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483550/848-10-65-2"
  },
  "r615": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483550/848-10-65-2"
  },
  "r616": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/855/tableOfContent"
  },
  "r617": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-2"
  },
  "r618": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-2"
  },
  "r619": {
   "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"
  },
  "r620": {
   "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"
  },
  "r621": {
   "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"
  },
  "r622": {
   "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"
  },
  "r623": {
   "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"
  },
  "r624": {
   "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"
  },
  "r625": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-3"
  },
  "r626": {
   "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"
  },
  "r627": {
   "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"
  },
  "r628": {
   "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"
  },
  "r629": {
   "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"
  },
  "r630": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481326/860-20-50-4"
  },
  "r631": {
   "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"
  },
  "r632": {
   "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"
  },
  "r633": {
   "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"
  },
  "r634": {
   "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"
  },
  "r635": {
   "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"
  },
  "r636": {
   "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"
  },
  "r637": {
   "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"
  },
  "r638": {
   "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"
  },
  "r639": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481420/860-30-50-7"
  },
  "r640": {
   "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"
  },
  "r641": {
   "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"
  },
  "r642": {
   "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"
  },
  "r643": {
   "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"
  },
  "r644": {
   "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"
  },
  "r645": {
   "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"
  },
  "r646": {
   "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"
  },
  "r647": {
   "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"
  },
  "r648": {
   "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"
  },
  "r649": {
   "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"
  },
  "r650": {
   "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"
  },
  "r651": {
   "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"
  },
  "r652": {
   "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"
  },
  "r653": {
   "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"
  },
  "r654": {
   "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"
  },
  "r655": {
   "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"
  },
  "r656": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "910",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482546/910-10-50-6"
  },
  "r657": {
   "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"
  },
  "r658": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "926",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483154/926-20-50-5"
  },
  "r659": {
   "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"
  },
  "r660": {
   "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"
  },
  "r661": {
   "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"
  },
  "r662": {
   "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"
  },
  "r663": {
   "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))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r664": {
   "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"
  },
  "r665": {
   "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)(3)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r666": {
   "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)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r667": {
   "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"
  },
  "r668": {
   "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"
  },
  "r669": {
   "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"
  },
  "r670": {
   "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"
  },
  "r671": {
   "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"
  },
  "r672": {
   "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"
  },
  "r673": {
   "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"
  },
  "r674": {
   "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(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r675": {
   "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"
  },
  "r676": {
   "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"
  },
  "r677": {
   "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"
  },
  "r678": {
   "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"
  },
  "r679": {
   "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"
  },
  "r680": {
   "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"
  },
  "r681": {
   "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"
  },
  "r682": {
   "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"
  },
  "r683": {
   "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"
  },
  "r684": {
   "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"
  },
  "r685": {
   "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"
  },
  "r686": {
   "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"
  },
  "r687": {
   "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"
  },
  "r688": {
   "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"
  },
  "r689": {
   "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"
  },
  "r690": {
   "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"
  },
  "r691": {
   "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"
  },
  "r692": {
   "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"
  },
  "r693": {
   "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"
  },
  "r694": {
   "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"
  },
  "r695": {
   "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"
  },
  "r696": {
   "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"
  },
  "r697": {
   "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"
  },
  "r698": {
   "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"
  },
  "r699": {
   "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"
  },
  "r700": {
   "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"
  },
  "r701": {
   "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"
  },
  "r702": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "740",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477617/942-740-50-1"
  },
  "r703": {
   "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"
  },
  "r704": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479838/944-20-50-1"
  },
  "r705": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479838/944-20-50-5"
  },
  "r706": {
   "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"
  },
  "r707": {
   "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"
  },
  "r708": {
   "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))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r709": {
   "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)(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r710": {
   "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"
  },
  "r711": {
   "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)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r712": {
   "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"
  },
  "r713": {
   "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"
  },
  "r714": {
   "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"
  },
  "r715": {
   "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"
  },
  "r716": {
   "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"
  },
  "r717": {
   "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)(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r718": {
   "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(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r719": {
   "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"
  },
  "r720": {
   "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"
  },
  "r721": {
   "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"
  },
  "r722": {
   "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"
  },
  "r723": {
   "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"
  },
  "r724": {
   "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)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r725": {
   "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))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r726": {
   "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"
  },
  "r727": {
   "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"
  },
  "r728": {
   "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"
  },
  "r729": {
   "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(3)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r730": {
   "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(3)(d)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r731": {
   "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(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r732": {
   "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"
  },
  "r733": {
   "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"
  },
  "r734": {
   "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"
  },
  "r735": {
   "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"
  },
  "r736": {
   "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"
  },
  "r737": {
   "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"
  },
  "r738": {
   "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"
  },
  "r739": {
   "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"
  },
  "r740": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r741": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479432/944-30-50-2B"
  },
  "r742": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477409/944-310-45-5"
  },
  "r743": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477409/944-310-45-6"
  },
  "r744": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477363/944-310-50-2"
  },
  "r745": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "340",
   "Name": "Accounting Standards Codification",
   "Section": "25",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479510/944-340-25-1"
  },
  "r746": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/944-40/tableOfContent"
  },
  "r747": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r748": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r749": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r750": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r751": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(cc)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r752": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r753": {
   "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"
  },
  "r754": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r755": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r756": {
   "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"
  },
  "r757": {
   "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"
  },
  "r758": {
   "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"
  },
  "r759": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r760": {
   "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"
  },
  "r761": {
   "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"
  },
  "r762": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r763": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480016/944-40-65-2"
  },
  "r764": {
   "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"
  },
  "r765": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.W.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479583/944-40-S99-1"
  },
  "r766": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r767": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "740",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478822/944-740-50-1"
  },
  "r768": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "805",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478072/944-805-50-1"
  },
  "r769": {
   "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"
  },
  "r770": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480424/946-10-50-1"
  },
  "r771": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480424/946-10-50-2"
  },
  "r772": {
   "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"
  },
  "r773": {
   "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"
  },
  "r774": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480990/946-20-50-13"
  },
  "r775": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480990/946-20-50-9"
  },
  "r776": {
   "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"
  },
  "r777": {
   "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"
  },
  "r778": {
   "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"
  },
  "r779": {
   "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"
  },
  "r780": {
   "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"
  },
  "r781": {
   "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"
  },
  "r782": {
   "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"
  },
  "r783": {
   "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"
  },
  "r784": {
   "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"
  },
  "r785": {
   "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"
  },
  "r786": {
   "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"
  },
  "r787": {
   "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"
  },
  "r788": {
   "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"
  },
  "r789": {
   "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"
  },
  "r790": {
   "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"
  },
  "r791": {
   "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"
  },
  "r792": {
   "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"
  },
  "r793": {
   "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"
  },
  "r794": {
   "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"
  },
  "r795": {
   "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"
  },
  "r796": {
   "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"
  },
  "r797": {
   "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"
  },
  "r798": {
   "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"
  },
  "r799": {
   "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"
  },
  "r800": {
   "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"
  },
  "r801": {
   "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"
  },
  "r802": {
   "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"
  },
  "r803": {
   "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"
  },
  "r804": {
   "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"
  },
  "r805": {
   "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"
  },
  "r806": {
   "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"
  },
  "r807": {
   "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"
  },
  "r808": {
   "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"
  },
  "r809": {
   "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"
  },
  "r810": {
   "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)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r811": {
   "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"
  },
  "r812": {
   "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"
  },
  "r813": {
   "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"
  },
  "r814": {
   "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(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479134/946-220-S99-1"
  },
  "r815": {
   "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"
  },
  "r816": {
   "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"
  },
  "r817": {
   "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"
  },
  "r818": {
   "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"
  },
  "r819": {
   "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"
  },
  "r820": {
   "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"
  },
  "r821": {
   "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"
  },
  "r822": {
   "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"
  },
  "r823": {
   "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"
  },
  "r824": {
   "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"
  },
  "r825": {
   "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"
  },
  "r826": {
   "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"
  },
  "r827": {
   "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"
  },
  "r828": {
   "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"
  },
  "r829": {
   "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"
  },
  "r830": {
   "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"
  },
  "r831": {
   "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"
  },
  "r832": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1"
  },
  "r833": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "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"
  },
  "r834": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3"
  },
  "r835": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3"
  },
  "r836": {
   "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 A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r837": {
   "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"
  },
  "r838": {
   "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"
  },
  "r839": {
   "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"
  },
  "r840": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478322/948-310-S50-2"
  },
  "r841": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-29(Column A)(Footnote 3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479628/948-310-S99-1"
  },
  "r842": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-29(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479628/948-310-S99-1"
  },
  "r843": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-29(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479628/948-310-S99-1"
  },
  "r844": {
   "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"
  },
  "r845": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "976",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477332/976-310-50-1"
  },
  "r846": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "978",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479230/978-310-50-1"
  },
  "r847": {
   "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"
  },
  "r848": {
   "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"
  },
  "r849": {
   "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"
  },
  "r850": {
   "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"
  },
  "r851": {
   "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"
  },
  "r852": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483467/210-10-45-1"
  },
  "r853": {
   "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"
  },
  "r854": {
   "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"
  },
  "r855": {
   "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"
  },
  "r856": {
   "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"
  },
  "r857": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r858": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r859": {
   "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"
  },
  "r860": {
   "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"
  },
  "r861": {
   "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"
  },
  "r862": {
   "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"
  },
  "r863": {
   "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"
  },
  "r864": {
   "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"
  },
  "r865": {
   "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"
  },
  "r866": {
   "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"
  },
  "r867": {
   "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"
  },
  "r868": {
   "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"
  },
  "r869": {
   "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"
  },
  "r870": {
   "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"
  },
  "r871": {
   "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"
  },
  "r872": {
   "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"
  },
  "r873": {
   "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"
  },
  "r874": {
   "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"
  },
  "r875": {
   "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"
  },
  "r876": {
   "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"
  },
  "r877": {
   "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"
  },
  "r878": {
   "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"
  },
  "r879": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480576/715-80-50-11"
  },
  "r880": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480576/715-80-50-6"
  },
  "r881": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480547/715-80-55-8"
  },
  "r882": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r883": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r884": {
   "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"
  },
  "r885": {
   "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"
  },
  "r886": {
   "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"
  },
  "r887": {
   "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"
  },
  "r888": {
   "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"
  },
  "r889": {
   "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"
  },
  "r890": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "805",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479299/805-40-55-10"
  },
  "r891": {
   "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"
  },
  "r892": {
   "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"
  },
  "r893": {
   "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"
  },
  "r894": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r895": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r896": {
   "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"
  },
  "r897": {
   "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"
  },
  "r898": {
   "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"
  },
  "r899": {
   "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"
  },
  "r900": {
   "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"
  },
  "r901": {
   "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"
  },
  "r902": {
   "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"
  },
  "r903": {
   "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"
  },
  "r904": {
   "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"
  },
  "r905": {
   "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"
  },
  "r906": {
   "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"
  },
  "r907": {
   "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"
  },
  "r908": {
   "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"
  },
  "r909": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "53",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479589/842-20-55-53"
  },
  "r910": {
   "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"
  },
  "r911": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "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"
  },
  "r912": {
   "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"
  },
  "r913": {
   "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"
  },
  "r914": {
   "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"
  },
  "r915": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480046/944-40-55-7"
  },
  "r916": {
   "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"
  },
  "r917": {
   "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"
  },
  "r918": {
   "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"
  },
  "r919": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "11",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477548/944-605-55-11"
  },
  "r920": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477548/944-605-55-12"
  },
  "r921": {
   "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"
  },
  "r922": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "605",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477548/944-605-55-15"
  },
  "r923": {
   "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"
  },
  "r924": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "17",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480078/944-80-55-17"
  },
  "r925": {
   "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"
  },
  "r926": {
   "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"
  },
  "r927": {
   "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"
  },
  "r928": {
   "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"
  },
  "r929": {
   "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"
  },
  "r930": {
   "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"
  },
  "r931": {
   "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"
  },
  "r932": {
   "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"
  },
  "r933": {
   "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"
  },
  "r934": {
   "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"
  },
  "r935": {
   "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"
  },
  "r936": {
   "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"
  },
  "r937": {
   "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"
  },
  "r938": {
   "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"
  },
  "r939": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r940": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r941": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r942": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-Q",
   "Number": "240",
   "Section": "308",
   "Subsection": "a"
  },
  "r943": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16",
   "Subsection": "J",
   "Paragraph": "a"
  },
  "r944": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1"
  },
  "r945": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r946": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r947": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r948": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r949": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r950": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r951": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r952": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r953": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "2"
  },
  "r954": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a"
  },
  "r955": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r956": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r957": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r958": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r959": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r960": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r961": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r962": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r963": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "b"
  },
  "r964": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a"
  },
  "r965": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r966": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r967": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r968": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r969": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r970": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r971": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r972": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r973": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "b"
  },
  "r974": {
   "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"
  },
  "r975": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v"
  },
  "r976": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "1"
  },
  "r977": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r978": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r979": {
   "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"
  },
  "r980": {
   "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"
  },
  "r981": {
   "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"
  },
  "r982": {
   "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"
  },
  "r983": {
   "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"
  },
  "r984": {
   "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"
  },
  "r985": {
   "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"
  },
  "r986": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iv"
  },
  "r987": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "vi"
  },
  "r988": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "3"
  },
  "r989": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "4"
  },
  "r990": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "i"
  },
  "r991": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "ii"
  },
  "r992": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iii"
  },
  "r993": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iv"
  },
  "r994": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6"
  },
  "r995": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6",
   "Subparagraph": "i"
  },
  "r996": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1"
  },
  "r997": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r998": {
   "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"
  },
  "r999": {
   "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"
  },
  "r1000": {
   "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"
  },
  "r1001": {
   "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"
  },
  "r1002": {
   "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"
  },
  "r1003": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r1004": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r1005": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "2"
  },
  "r1006": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "1"
  },
  "r1007": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2"
  },
  "r1008": {
   "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"
  },
  "r1009": {
   "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"
  },
  "r1010": {
   "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"
  },
  "r1011": {
   "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"
  },
  "r1012": {
   "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"
  },
  "r1013": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a"
  },
  "r1014": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "1"
  },
  "r1015": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "A"
  },
  "r1016": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "B"
  },
  "r1017": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "C"
  },
  "r1018": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "D"
  },
  "r1019": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r1020": {
   "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"
  },
  "r1021": {
   "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"
  },
  "r1022": {
   "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"
  },
  "r1023": {
   "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"
  },
  "r1024": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "405"
  },
  "r1025": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "a",
   "Publisher": "SEC"
  },
  "r1026": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r1027": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(2)",
   "Publisher": "SEC"
  },
  "r1028": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "b",
   "Subparagraph": "(3)",
   "Publisher": "SEC"
  },
  "r1029": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(i)",
   "Publisher": "SEC"
  },
  "r1030": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(ii)",
   "Publisher": "SEC"
  },
  "r1031": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "c",
   "Subparagraph": "(2)(iii)",
   "Publisher": "SEC"
  },
  "r1032": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1404",
   "Paragraph": "b",
   "Publisher": "SEC"
  },
  "r1033": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1404",
   "Paragraph": "b",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r1034": {
   "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"
  },
  "r1035": {
   "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"
  },
  "r1036": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Rule 15c3-1",
   "Number": "240",
   "Section": "15c3-1",
   "Publisher": "SEC"
  },
  "r1037": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 5",
   "Section": "Y",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r1038": {
   "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"
  },
  "r1039": {
   "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"
  },
  "r1040": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-1"
  },
  "r1041": {
   "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"
  },
  "r1042": {
   "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"
  },
  "r1043": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480657/210-10-S50-4"
  },
  "r1044": {
   "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"
  },
  "r1045": {
   "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"
  },
  "r1046": {
   "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(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1047": {
   "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(12))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1048": {
   "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"
  },
  "r1049": {
   "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(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1050": {
   "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)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1051": {
   "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"
  },
  "r1052": {
   "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(24))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480566/210-10-S99-1"
  },
  "r1053": {
   "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"
  },
  "r1054": {
   "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"
  },
  "r1055": {
   "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"
  },
  "r1056": {
   "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"
  },
  "r1057": {
   "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"
  },
  "r1058": {
   "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"
  },
  "r1059": {
   "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"
  },
  "r1060": {
   "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"
  },
  "r1061": {
   "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"
  },
  "r1062": {
   "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)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483621/220-10-S99-2"
  },
  "r1063": {
   "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"
  },
  "r1064": {
   "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"
  },
  "r1065": {
   "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"
  },
  "r1066": {
   "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"
  },
  "r1067": {
   "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"
  },
  "r1068": {
   "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"
  },
  "r1069": {
   "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"
  },
  "r1070": {
   "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"
  },
  "r1071": {
   "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"
  },
  "r1072": {
   "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"
  },
  "r1073": {
   "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"
  },
  "r1074": {
   "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"
  },
  "r1075": {
   "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"
  },
  "r1076": {
   "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"
  },
  "r1077": {
   "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"
  },
  "r1078": {
   "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"
  },
  "r1079": {
   "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"
  },
  "r1080": {
   "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"
  },
  "r1081": {
   "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"
  },
  "r1082": {
   "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"
  },
  "r1083": {
   "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"
  },
  "r1084": {
   "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"
  },
  "r1085": {
   "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"
  },
  "r1086": {
   "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"
  },
  "r1087": {
   "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"
  },
  "r1088": {
   "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"
  },
  "r1089": {
   "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"
  },
  "r1090": {
   "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"
  },
  "r1091": {
   "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"
  },
  "r1092": {
   "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"
  },
  "r1093": {
   "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"
  },
  "r1094": {
   "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"
  },
  "r1095": {
   "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"
  },
  "r1096": {
   "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"
  },
  "r1097": {
   "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"
  },
  "r1098": {
   "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"
  },
  "r1099": {
   "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"
  },
  "r1100": {
   "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"
  },
  "r1101": {
   "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"
  },
  "r1102": {
   "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"
  },
  "r1103": {
   "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"
  },
  "r1104": {
   "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"
  },
  "r1105": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482740/230-10-45-28"
  },
  "r1106": {
   "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"
  },
  "r1107": {
   "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"
  },
  "r1108": {
   "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"
  },
  "r1109": {
   "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"
  },
  "r1110": {
   "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"
  },
  "r1111": {
   "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(h)(1)(Note 1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1"
  },
  "r1112": {
   "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"
  },
  "r1113": {
   "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"
  },
  "r1114": {
   "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"
  },
  "r1115": {
   "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"
  },
  "r1116": {
   "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"
  },
  "r1117": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1118": {
   "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"
  },
  "r1119": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1120": {
   "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"
  },
  "r1121": {
   "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"
  },
  "r1122": {
   "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"
  },
  "r1123": {
   "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"
  },
  "r1124": {
   "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"
  },
  "r1125": {
   "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"
  },
  "r1126": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1127": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "320",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481830/320-10-45-11"
  },
  "r1128": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1129": {
   "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"
  },
  "r1130": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1131": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1132": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1133": {
   "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"
  },
  "r1134": {
   "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"
  },
  "r1135": {
   "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"
  },
  "r1136": {
   "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"
  },
  "r1137": {
   "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"
  },
  "r1138": {
   "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"
  },
  "r1139": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "321",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479536/321-10-50-4"
  },
  "r1140": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481687/323-10-50-3"
  },
  "r1141": {
   "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"
  },
  "r1142": {
   "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"
  },
  "r1143": {
   "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"
  },
  "r1144": {
   "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"
  },
  "r1145": {
   "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"
  },
  "r1146": {
   "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"
  },
  "r1147": {
   "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"
  },
  "r1148": {
   "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"
  },
  "r1149": {
   "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"
  },
  "r1150": {
   "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"
  },
  "r1151": {
   "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"
  },
  "r1152": {
   "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"
  },
  "r1153": {
   "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"
  },
  "r1154": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479130/326-30-45-1"
  },
  "r1155": {
   "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"
  },
  "r1156": {
   "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"
  },
  "r1157": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-2"
  },
  "r1158": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482665/350-30-50-2"
  },
  "r1159": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482099/360-10-50-1"
  },
  "r1160": {
   "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"
  },
  "r1161": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "410",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481931/410-30-50-10"
  },
  "r1162": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147482017/420-10-50-1"
  },
  "r1163": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.P.4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479823/420-10-S99-2"
  },
  "r1164": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "440",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/440/tableOfContent"
  },
  "r1165": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/450/tableOfContent"
  },
  "r1166": {
   "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"
  },
  "r1167": {
   "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"
  },
  "r1168": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1169": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1170": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480190/470-10-S50-1"
  },
  "r1171": {
   "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"
  },
  "r1172": {
   "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"
  },
  "r1173": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1174": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1175": {
   "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"
  },
  "r1176": {
   "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"
  },
  "r1177": {
   "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"
  },
  "r1178": {
   "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"
  },
  "r1179": {
   "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"
  },
  "r1180": {
   "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"
  },
  "r1181": {
   "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"
  },
  "r1182": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1183": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1184": {
   "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"
  },
  "r1185": {
   "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"
  },
  "r1186": {
   "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"
  },
  "r1187": {
   "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"
  },
  "r1188": {
   "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"
  },
  "r1189": {
   "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"
  },
  "r1190": {
   "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"
  },
  "r1191": {
   "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"
  },
  "r1192": {
   "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"
  },
  "r1193": {
   "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"
  },
  "r1194": {
   "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"
  },
  "r1195": {
   "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"
  },
  "r1196": {
   "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"
  },
  "r1197": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1198": {
   "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"
  },
  "r1199": {
   "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"
  },
  "r1200": {
   "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"
  },
  "r1201": {
   "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"
  },
  "r1202": {
   "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"
  },
  "r1203": {
   "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"
  },
  "r1204": {
   "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"
  },
  "r1205": {
   "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"
  },
  "r1206": {
   "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"
  },
  "r1207": {
   "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"
  },
  "r1208": {
   "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"
  },
  "r1209": {
   "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"
  },
  "r1210": {
   "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"
  },
  "r1211": {
   "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"
  },
  "r1212": {
   "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"
  },
  "r1213": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1214": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480429/718-10-50-2"
  },
  "r1215": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479328/805-10-50-2"
  },
  "r1216": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1217": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "42",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479303/805-10-55-42"
  },
  "r1218": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r1219": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479907/805-20-50-1"
  },
  "r1220": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "805",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479581/805-30-50-1"
  },
  "r1221": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1222": {
   "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"
  },
  "r1223": {
   "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"
  },
  "r1224": {
   "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"
  },
  "r1225": {
   "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"
  },
  "r1226": {
   "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"
  },
  "r1227": {
   "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"
  },
  "r1228": {
   "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"
  },
  "r1229": {
   "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"
  },
  "r1230": {
   "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"
  },
  "r1231": {
   "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"
  },
  "r1232": {
   "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"
  },
  "r1233": {
   "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"
  },
  "r1234": {
   "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"
  },
  "r1235": {
   "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"
  },
  "r1236": {
   "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"
  },
  "r1237": {
   "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"
  },
  "r1238": {
   "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"
  },
  "r1239": {
   "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"
  },
  "r1240": {
   "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"
  },
  "r1241": {
   "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"
  },
  "r1242": {
   "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"
  },
  "r1243": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-2"
  },
  "r1244": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-3"
  },
  "r1245": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-4"
  },
  "r1246": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478964/842-20-50-6"
  },
  "r1247": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-2"
  },
  "r1248": {
   "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"
  },
  "r1249": {
   "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"
  },
  "r1250": {
   "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"
  },
  "r1251": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "940",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147481833/940-20-45-3"
  },
  "r1252": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "940",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/940-320/tableOfContent"
  },
  "r1253": {
   "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"
  },
  "r1254": {
   "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"
  },
  "r1255": {
   "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(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1256": {
   "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(16))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478546/942-210-S99-1"
  },
  "r1257": {
   "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"
  },
  "r1258": {
   "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"
  },
  "r1259": {
   "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"
  },
  "r1260": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "942",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/942-320/tableOfContent"
  },
  "r1261": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1262": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1263": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1264": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1265": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1266": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1267": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1268": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1269": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1270": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1271": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1272": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479868/944-20-45-2"
  },
  "r1273": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479838/944-20-50-5"
  },
  "r1274": {
   "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)(13)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1275": {
   "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)(15)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478777/944-210-S99-1"
  },
  "r1276": {
   "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"
  },
  "r1277": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(2)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r1278": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r1279": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "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"
  },
  "r1280": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477250/944-220-S99-1"
  },
  "r1281": {
   "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"
  },
  "r1282": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477409/944-310-45-6"
  },
  "r1283": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477363/944-310-50-2"
  },
  "r1284": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r1285": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r1286": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(cc)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480081/944-40-50-3"
  },
  "r1287": {
   "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"
  },
  "r1288": {
   "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"
  },
  "r1289": {
   "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"
  },
  "r1290": {
   "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"
  },
  "r1291": {
   "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"
  },
  "r1292": {
   "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"
  },
  "r1293": {
   "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"
  },
  "r1294": {
   "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"
  },
  "r1295": {
   "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"
  },
  "r1296": {
   "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"
  },
  "r1297": {
   "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"
  },
  "r1298": {
   "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"
  },
  "r1299": {
   "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"
  },
  "r1300": {
   "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"
  },
  "r1301": {
   "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"
  },
  "r1302": {
   "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"
  },
  "r1303": {
   "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"
  },
  "r1304": {
   "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"
  },
  "r1305": {
   "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"
  },
  "r1306": {
   "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"
  },
  "r1307": {
   "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"
  },
  "r1308": {
   "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"
  },
  "r1309": {
   "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"
  },
  "r1310": {
   "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"
  },
  "r1311": {
   "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"
  },
  "r1312": {
   "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"
  },
  "r1313": {
   "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"
  },
  "r1314": {
   "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"
  },
  "r1315": {
   "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"
  },
  "r1316": {
   "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"
  },
  "r1317": {
   "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"
  },
  "r1318": {
   "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"
  },
  "r1319": {
   "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"
  },
  "r1320": {
   "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"
  },
  "r1321": {
   "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"
  },
  "r1322": {
   "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"
  },
  "r1323": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147480109/944-80-50-1"
  },
  "r1324": {
   "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"
  },
  "r1325": {
   "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"
  },
  "r1326": {
   "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"
  },
  "r1327": {
   "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"
  },
  "r1328": {
   "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"
  },
  "r1329": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479105/946-220-45-3"
  },
  "r1330": {
   "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"
  },
  "r1331": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1"
  },
  "r1332": {
   "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"
  },
  "r1333": {
   "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"
  }
 }
}
