{
 "version": "2.2",
 "instance": {
  "d353732dncsr.htm": {
   "nsprefix": "ssga",
   "nsuri": "http://ssga/20260831",
   "dts": {
    "inline": {
     "local": [
      "d353732dncsr.htm"
     ]
    },
    "schema": {
     "local": [
      "ssga-20260831.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/deprecated-2009-12-16.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/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd",
      "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd",
      "https://xbrl.sec.gov/country/2025/country-2025.xsd",
      "https://xbrl.sec.gov/country/2025/country-2025_def.xsd",
      "https://xbrl.sec.gov/dei/2025/dei-2025.xsd",
      "https://xbrl.sec.gov/oef/2025/oef-2025.xsd",
      "https://xbrl.sec.gov/oef/2025/oef-2025_lab.xsd",
      "https://xbrl.sec.gov/oef/2025/oef-sr-2025.xsd",
      "https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd"
     ]
    }
   },
   "keyStandard": 40,
   "keyCustom": 0,
   "axisStandard": 7,
   "axisCustom": 0,
   "memberStandard": 1,
   "memberCustom": 325,
   "hidden": {
    "total": 6,
    "http://xbrl.sec.gov/dei/2025": 6
   },
   "contextCount": 1830,
   "entityCount": 1,
   "segmentCount": 326,
   "elementCount": 444,
   "unitCount": 3,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/oef/2025": 2369,
    "http://xbrl.sec.gov/dei/2025": 69,
    "http://fasb.org/us-gaap/2025": 42
   },
   "report": {
    "R1": {
     "role": "http://xbrl.sec.gov/oef/role/NcsrCover",
     "longName": "030000 - Disclosure - Form N-CSR Cover",
     "shortName": "Form N-CSR Cover",
     "isDefault": "true",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": null,
     "uniqueAnchor": null
    },
    "R2": {
     "role": "http://xbrl.sec.gov/oef/role/ShareholderReport",
     "longName": "030001 - Disclosure - Shareholder Report",
     "shortName": "Shareholder Report",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "2",
     "firstAnchor": {
      "contextRef": "From2025-09-01to2026-08-31",
      "name": "oef:ShareholderReportAnnualOrSemiAnnual",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "From2025-09-01to2026-08-31",
      "name": "oef:ShareholderReportAnnualOrSemiAnnual",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true,
      "unique": true
     }
    },
    "R3": {
     "role": "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails",
     "longName": "040010 - Disclosure - Shareholder Report, Line Graph (Details)",
     "shortName": "Shareholder Report, Line Graph (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "3",
     "firstAnchor": {
      "contextRef": "From2025-09-01to2026-08-31_C000253970Member",
      "name": "oef:LineGraphAndTableMeasureName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "th",
       "tr",
       "thead",
       "table",
       "oef:LineGraphTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "From2024-09-24to2024-09-30_C000253970Member",
      "name": "oef:AccmVal",
      "unitRef": "USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "oef:LineGraphTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "unique": true
     }
    },
    "R4": {
     "role": "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
     "longName": "040015 - Disclosure - Shareholder Report, Average Annual Return (Details)",
     "shortName": "Shareholder Report, Average Annual Return (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "4",
     "firstAnchor": {
      "contextRef": "From2025-09-01to2026-08-31_C000253970Member",
      "name": "oef:LineGraphAndTableMeasureName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "th",
       "tr",
       "thead",
       "table",
       "oef:LineGraphTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "From2025-09-01to2026-08-31_C000253970Member_WithoutSalesLoadMember",
      "name": "oef:AvgAnnlRtrPct",
      "unitRef": "Pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "div",
       "div",
       "div",
       "oef:AvgAnnlRtrTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "unique": true
     }
    },
    "R5": {
     "role": "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
     "longName": "040020 - Disclosure - Shareholder Report, Holdings (Details)",
     "shortName": "Shareholder Report, Holdings (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "5",
     "firstAnchor": {
      "contextRef": "AsOf2026-08-31_C000253970Member_ChevronPhillipsChemicalCoLLCChevronPhillipsChemicalCoLPFR166754AP6CTIMember",
      "name": "oef:PctOfNav",
      "unitRef": "Pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "div",
       "div",
       "div",
       "oef:LargestHoldingsTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "AsOf2026-08-31_C000253970Member_ChevronPhillipsChemicalCoLLCChevronPhillipsChemicalCoLPFR166754AP6CTIMember",
      "name": "oef:PctOfNav",
      "unitRef": "Pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "div",
       "div",
       "div",
       "oef:LargestHoldingsTableTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d353732dncsr.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "ssga_A1011778BCULCNewRedFinanceIncFR68245XAH2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "A1011778BCULCNewRedFinanceIncFR68245XAH2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "1011778 BC ULC/New Red Finance, Inc.FR_68245XAH2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_A1011778BCULCNewRedFinanceIncFR68245XAM1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "A1011778BCULCNewRedFinanceIncFR68245XAM1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "1011778 BC ULC/New Red Finance, Inc.FR_68245XAM1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AEPTransmissionCoLLCFR00115AAS8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AEPTransmissionCoLLCFR00115AAS8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AEP Transmission Co. LLCFR_00115AAS8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ATTIncFR00206RMT6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ATTIncFR00206RMT6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AT&amp;T, Inc.FR_00206RMT6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ATTIncFR00206RMY5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ATTIncFR00206RMY5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AT&amp;T, Inc.FR_00206RMY5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AbbVieIncFR00287YAR0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AbbVieIncFR00287YAR0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AbbVie, Inc.FR_00287YAR0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AbbVieIncFR00287YBX6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AbbVieIncFR00287YBX6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AbbVie, Inc.FR_00287YBX6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AbbVieIncFR00287YDU0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AbbVieIncFR00287YDU0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AbbVie, Inc.FR_00287YDU0"
       }
      }
     },
     "auth_ref": []
    },
    "oef_AccmVal": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccmVal",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Value"
       }
      }
     },
     "auth_ref": [
      "r34"
     ]
    },
    "oef_AccountValueLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountValueLineItems",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Account Value [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_AccountValueTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountValueTable",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Account Value [Table]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_AccountValueTableAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountValueTableAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Account Value Table [Abstract]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_AccountantChngDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountantChngDate",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accountant Change Date"
       }
      }
     },
     "auth_ref": [
      "r57"
     ]
    },
    "oef_AccountantChngDisagreementsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountantChngDisagreementsTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accountant Change Disagreements [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r58"
     ]
    },
    "oef_AccountantChngStatementTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AccountantChngStatementTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accountant Change Statement [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r57"
     ]
    },
    "ssga_AcrisureLLCAcrisureFinanceIncFR00489LAF0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AcrisureLLCAcrisureFinanceIncFR00489LAF0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Acrisure LLC/Acrisure Finance, Inc.FR_00489LAF0"
       }
      }
     },
     "auth_ref": []
    },
    "oef_AdditionalIndexAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AdditionalIndexAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Index [Axis]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_AdditionalIndexDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AdditionalIndexDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Index [Domain]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_AddlFundStatisticsSignificanceOrLimitsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlFundStatisticsSignificanceOrLimitsTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Fund Statistics Significance or Limits [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r47"
     ]
    },
    "oef_AddlFundStatisticsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlFundStatisticsTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Fund Statistics [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r46"
     ]
    },
    "oef_AddlInfoEmail": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlInfoEmail",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Information Email"
       }
      }
     },
     "auth_ref": [
      "r25"
     ]
    },
    "oef_AddlInfoPhoneNumber": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlInfoPhoneNumber",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Information Phone Number"
       }
      }
     },
     "auth_ref": [
      "r25"
     ]
    },
    "oef_AddlInfoTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlInfoTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Information [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r23"
     ]
    },
    "oef_AddlInfoWebsite": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AddlInfoWebsite",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Information Website"
       }
      }
     },
     "auth_ref": [
      "r25"
     ]
    },
    "ssga_AdvancedMicroDevicesIncFR007903BF3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AdvancedMicroDevicesIncFR007903BF3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Advanced Micro Devices, Inc.FR_007903BF3"
       }
      }
     },
     "auth_ref": []
    },
    "oef_AdvisoryFeesPaidAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AdvisoryFeesPaidAmt",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Advisory Fees Paid, Amount"
       }
      }
     },
     "auth_ref": [
      "r46"
     ]
    },
    "ssga_AlabamaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AlabamaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Alabama"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AlabamaPublicSchoolCollegeAuthorityRevenueALFR010609FH3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AlabamaPublicSchoolCollegeAuthorityRevenueALFR010609FH3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Alabama Public School &amp; College Authority Revenue, ALFR_010609FH3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AlabamaPublicSchoolCollegeAuthorityRevenueALFR010609FN0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AlabamaPublicSchoolCollegeAuthorityRevenueALFR010609FN0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Alabama Public School &amp; College Authority Revenue, ALFR_010609FN0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AlbuquerqueMunicipalSchoolDistrictNo12GeneralObligationNMFR013595VQ3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AlbuquerqueMunicipalSchoolDistrictNo12GeneralObligationNMFR013595VQ3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Albuquerque Municipal School District No. 12, General Obligation, NMFR_013595VQ3"
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentDescription": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentDescription",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Description",
        "documentation": "Description of changes contained within amended document."
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "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": []
    },
    "ssga_AmericanAirlinesIncAAdvantageLoyaltyIPLtdFR00253XAB7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AmericanAirlinesIncAAdvantageLoyaltyIPLtdFR00253XAB7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "American Airlines, Inc./AAdvantage Loyalty IP Ltd.FR_00253XAB7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AnheuserMinusBuschInBevWorldwideIncFR035240AV2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AnheuserMinusBuschInBevWorldwideIncFR035240AV2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Anheuser-Busch InBev Worldwide, Inc.FR_035240AV2"
       }
      }
     },
     "auth_ref": []
    },
    "oef_AnnlOrSemiAnnlStatementTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AnnlOrSemiAnnlStatementTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Annual or Semi-Annual Statement [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r22"
     ]
    },
    "ssga_ApolloDebtSolutionsBDCFR03770DAB9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ApolloDebtSolutionsBDCFR03770DAB9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Apollo Debt Solutions BDCFR_03770DAB9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ArcelorMittalSAFR03938LBE3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ArcelorMittalSAFR03938LBE3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ArcelorMittal SAFR_03938LBE3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ArcelorMittalSAFR03938LBF0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ArcelorMittalSAFR03938LBF0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ArcelorMittal SAFR_03938LBF0"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AssetsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "AssetsNet",
     "crdr": "debit",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AssetsNet",
        "documentation": "Amount of net assets (liabilities)."
       }
      }
     },
     "auth_ref": [
      "r0"
     ]
    },
    "ssga_AthenaHealthGroupIncFR60337JAA4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AthenaHealthGroupIncFR60337JAA4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AthenaHealth Group, Inc.FR_60337JAA4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AubreyIndependentSchoolDistrictGeneralObligationTXFR050195WC6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AubreyIndependentSchoolDistrictGeneralObligationTXFR050195WC6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aubrey Independent School District, General Obligation, TXFR_050195WC6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_AvantorFundingIncFR05352TAA7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "AvantorFundingIncFR05352TAA7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Avantor Funding, Inc.FR_05352TAA7"
       }
      }
     },
     "auth_ref": []
    },
    "oef_AverageAnnualReturnAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AverageAnnualReturnAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Average Annual Return:"
       }
      }
     },
     "auth_ref": [
      "r61"
     ]
    },
    "oef_AverageAnnualReturnLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AverageAnnualReturnLineItems",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Average Annual Return [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r61"
     ]
    },
    "oef_AverageAnnualReturnTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AverageAnnualReturnTable",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Average Annual Return [Table]"
       }
      }
     },
     "auth_ref": [
      "r61"
     ]
    },
    "oef_AvgAnnlRtrPct": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AvgAnnlRtrPct",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Average Annual Return, Percent"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "oef_AvgAnnlRtrTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "AvgAnnlRtrTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Average Annual Return [Table Text Block]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "ssga_BATCapitalCorpFR05526DBR5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BATCapitalCorpFR05526DBR5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "BAT Capital Corp.FR_05526DBR5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BPCapitalMarketsAmericaIncFR10373QCA6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BPCapitalMarketsAmericaIncFR10373QCA6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "BP Capital Markets America, Inc.FR_10373QCA6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BainCapitalSpecialtyFinanceIncFR05684BAC1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BainCapitalSpecialtyFinanceIncFR05684BAC1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bain Capital Specialty Finance, Inc.FR_05684BAC1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BancoSantanderSAFR05964HBD6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BancoSantanderSAFR05964HBD6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banco Santander SAFR_05964HBD6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BancoSantanderSAFR05971KAV1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BancoSantanderSAFR05971KAV1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banco Santander SAFR_05971KAV1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BankofAmericaCorpFR06051GLG2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BankofAmericaCorpFR06051GLG2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bank of America Corp.FR_06051GLG2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BankofMontrealFR06368L3L8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BankofMontrealFR06368L3L8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bank of MontrealFR_06368L3L8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BauschHealthCosIncFR071734AH0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BauschHealthCosIncFR071734AH0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bausch Health Cos., Inc.FR_071734AH0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BayerUSFinanceLLCFR07274EAH6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BayerUSFinanceLLCFR07274EAH6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bayer U.S. Finance LLCFR_07274EAH6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BlackstonePrivateCreditFundFR09261HAD9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BlackstonePrivateCreditFundFR09261HAD9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Blackstone Private Credit FundFR_09261HAD9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BoeingCoFR097023CY9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BoeingCoFR097023CY9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Boeing Co.FR_097023CY9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BoeingCoFR097023DQ5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BoeingCoFR097023DQ5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Boeing Co.FR_097023DQ5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BoeingCoFR097023DR3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BoeingCoFR097023DR3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Boeing Co.FR_097023DR3"
       }
      }
     },
     "auth_ref": []
    },
    "oef_BroadBasedIndexAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "BroadBasedIndexAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Broad Based Index [Axis]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "oef_BroadBasedIndexDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "BroadBasedIndexDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Broad Based Index [Domain]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "ssga_BroadcomIncFR11135FCU3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BroadcomIncFR11135FCU3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Broadcom, Inc.FR_11135FCU3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_BungeLtdFinanceCorpFR120568BC3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "BungeLtdFinanceCorpFR120568BC3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Bunge Ltd. Finance Corp.FR_120568BC3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253970Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253970Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253970"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253971Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253971Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253971"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253972Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253972Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253972"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253973Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253973Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253973"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253974Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253974Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253974"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253975Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253975Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253975"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253976Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253976Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253976"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253977Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253977Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253977"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253978Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253978Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253978"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253979Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253979Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253979"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253980Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253980Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253980"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253981Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253981Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253981"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253982Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253982Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253982"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000253983Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000253983Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000253983"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000263199Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000263199Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000263199"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000263200Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000263200Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000263200"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000267387Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000267387Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000267387"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000267388Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000267388Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000267388"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000267389Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000267389Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000267389"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000267390Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000267390Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000267390"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_C000267391Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "C000267391Member",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "C000267391"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPBT9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPBT9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CCO Holdings LLC/CCO Holdings Capital Corp.FR_1248EPBT9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPCD3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPCD3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CCO Holdings LLC/CCO Holdings Capital Corp.FR_1248EPCD3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPCK7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CCOHoldingsLLCCCOHoldingsCapitalCorpFR1248EPCK7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CCO Holdings LLC/CCO Holdings Capital Corp.FR_1248EPCK7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CDWLLCCDWFinanceCorpFR12513GBG3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CDWLLCCDWFinanceCorpFR12513GBG3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CDW LLC/CDW Finance Corp.FR_12513GBG3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CRCInsuranceGroupLLCFR69867RAA5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CRCInsuranceGroupLLCFR69867RAA5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CRC Insurance Group LLCFR_69867RAA5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CVSHealthCorpFR126650CX6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CVSHealthCorpFR126650CX6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CVS Health Corp.FR_126650CX6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CVSHealthCorpFR126650DT4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CVSHealthCorpFR126650DT4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CVS Health Corp.FR_126650DT4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CVSHealthCorpFR126650DY3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CVSHealthCorpFR126650DY3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CVS Health Corp.FR_126650DY3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CVSHealthCorpFR126650EC0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CVSHealthCorpFR126650EC0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CVS Health Corp.FR_126650EC0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CaliforniaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CaliforniaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "California"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CaliforniaStatePublicWorksBoardRevenueCAFR13068XBJ7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CaliforniaStatePublicWorksBoardRevenueCAFR13068XBJ7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "California State Public Works Board Revenue, CAFR_13068XBJ7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CenteneCorpFR15135BAT8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CenteneCorpFR15135BAT8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Centene Corp.FR_15135BAT8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CenteneCorpFR15135BAW1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CenteneCorpFR15135BAW1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Centene Corp.FR_15135BAW1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CenteneCorpFR15135BAX9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CenteneCorpFR15135BAX9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Centene Corp.FR_15135BAX9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CenteneCorpFR15135BAY7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CenteneCorpFR15135BAY7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Centene Corp.FR_15135BAY7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CenterPointEnergyHoustonElectricLLCFR15189XAZ1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CenterPointEnergyHoustonElectricLLCFR15189XAZ1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CenterPoint Energy Houston Electric LLCFR_15189XAZ1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CharterCommunicationsOperatingLLCCharterCommunicationsOperatingCapitalFR161175AZ7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CharterCommunicationsOperatingLLCCharterCommunicationsOperatingCapitalFR161175AZ7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Charter Communications Operating LLC/Charter Communications Operating CapitalFR_161175AZ7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CharterCommunicationsOperatingLLCCharterCommunicationsOperatingCapitalFR161175BK9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CharterCommunicationsOperatingLLCCharterCommunicationsOperatingCapitalFR161175BK9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Charter Communications Operating LLC/Charter Communications Operating CapitalFR_161175BK9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ChevronPhillipsChemicalCoLLCChevronPhillipsChemicalCoLPFR166754AP6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ChevronPhillipsChemicalCoLLCChevronPhillipsChemicalCoLPFR166754AP6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Chevron Phillips Chemical Co. LLC/Chevron Phillips Chemical Co. LPFR_166754AP6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofChicagoWaterworksRevenueILFR167736T23CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofChicagoWaterworksRevenueILFR167736T23CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of Chicago Waterworks Revenue, ILFR_167736T23"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofColumbusGeneralObligationOHFR199492H36CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofColumbusGeneralObligationOHFR199492H36CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of Columbus, General Obligation, OHFR_199492H36"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofDallasGeneralObligationTXFR235219MY5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofDallasGeneralObligationTXFR235219MY5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of Dallas, General Obligation, TXFR_235219MY5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofElPasoGeneralObligationTXFR283735AQ1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofElPasoGeneralObligationTXFR283735AQ1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of El Paso, General Obligation, TXFR_283735AQ1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofEugeneWaterUtilitySystemRevenueORFR298245MR9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofEugeneWaterUtilitySystemRevenueORFR298245MR9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of Eugene Water Utility System Revenue, ORFR_298245MR9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CityofNewYorkGeneralObligationNYFR64966QME7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CityofNewYorkGeneralObligationNYFR64966QME7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City of New York, General Obligation, NYFR_64966QME7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ClarkCountySchoolDistrictGeneralObligationNVFR181059R73CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ClarkCountySchoolDistrictGeneralObligationNVFR181059R73CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Clark County School District, General Obligation, NVFR_181059R73"
       }
      }
     },
     "auth_ref": []
    },
    "oef_ClassAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ClassAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class [Axis]"
       }
      }
     },
     "auth_ref": [
      "r20"
     ]
    },
    "oef_ClassName": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ClassName",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class Name"
       }
      }
     },
     "auth_ref": [
      "r25"
     ]
    },
    "ssga_CloudSoftwareGroupLLCFR18912UAA0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CloudSoftwareGroupLLCFR18912UAA0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cloud Software Group LLCFR_18912UAA0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CloudSoftwareGroupLLCFR88632QAE3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CloudSoftwareGroupLLCFR88632QAE3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cloud Software Group LLCFR_88632QAE3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CocaMinusColaConsolidatedIncFR191098AP7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CocaMinusColaConsolidatedIncFR191098AP7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Coca-Cola Consolidated, Inc.FR_191098AP7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ColoradoCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ColoradoCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Colorado"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ColumbusCitySchoolDistrictGeneralObligationOHFR1995078R8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ColumbusCitySchoolDistrictGeneralObligationOHFR1995078R8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Columbus City School District, General Obligation, OHFR_1995078R8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ConnecticutCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ConnecticutCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Connecticut"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ContinentalResourcesIncFR212015AU5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ContinentalResourcesIncFR212015AU5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Continental Resources, Inc.FR_212015AU5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofChesterfieldGeneralObligationVAFR166394FB7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofChesterfieldGeneralObligationVAFR166394FB7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Chesterfield, General Obligation, VAFR_166394FB7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofClarkGeneralObligationNVFR1808483B7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofClarkGeneralObligationNVFR1808483B7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Clark, General Obligation, NVFR_1808483B7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofCookGeneralObligationILFR213185NF4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofCookGeneralObligationILFR213185NF4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Cook, General Obligation, ILFR_213185NF4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofDurhamGeneralObligationNCFR266705M90CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofDurhamGeneralObligationNCFR266705M90CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Durham, General Obligation, NCFR_266705M90"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofHarrisTollRoadRevenueTXFR41423PAN7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofHarrisTollRoadRevenueTXFR41423PAN7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Harris Toll Road Revenue, TXFR_41423PAN7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofMontgomeryGeneralObligationMDFR61334PFP3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofMontgomeryGeneralObligationMDFR61334PFP3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Montgomery, General Obligation, MDFR_61334PFP3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_CountyofSantaFeRevenueNMFR80189RFG5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "CountyofSantaFeRevenueNMFR80189RFG5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "County of Santa Fe Revenue, NMFR_80189RFG5"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "oef_CreditQualityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "CreditQualityAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Quality [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_CreditQualityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "CreditQualityDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Quality [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_CreditQualityExplanationTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "CreditQualityExplanationTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Quality Explanation [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_CreditRatingsSelectionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "CreditRatingsSelectionTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Ratings Selection [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_DelawareCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "DelawareCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Delaware"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_DevonEnergyCorpFR25179MBG7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "DevonEnergyCorpFR25179MBG7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Devon Energy Corp.FR_25179MBG7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_DirectvFinancingLLCFR25461LAB8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "DirectvFinancingLLCFR25461LAB8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Directv Financing LLCFR_25461LAB8"
       }
      }
     },
     "auth_ref": []
    },
    "oef_DistOfCapitalTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "DistOfCapitalTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Distribution of Capital [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r42"
     ]
    },
    "ssga_DistrictofColumbiaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "DistrictofColumbiaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "District of Columbia"
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "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_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentType",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "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": []
    },
    "ssga_DukeEnergyCarolinasLLCFR26442CBM5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "DukeEnergyCarolinasLLCFR26442CBM5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Duke Energy Carolinas LLCFR_26442CBM5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EchoStarCorpFR278768AC0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EchoStarCorpFR278768AC0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "EchoStar Corp.FR_278768AC0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EmpireStateDevelopmentCorpRevenueNYFR6500353W6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EmpireStateDevelopmentCorpRevenueNYFR6500353W6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Empire State Development Corp. Revenue, NYFR_6500353W6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EmpireStateDevelopmentCorpRevenueNYFR650036BZ8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EmpireStateDevelopmentCorpRevenueNYFR650036BZ8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Empire State Development Corp. Revenue, NYFR_650036BZ8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EnergyTransferLPFR29273VAT7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EnergyTransferLPFR29273VAT7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Energy Transfer LPFR_29273VAT7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EnergyTransferLPFR29273VAU4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EnergyTransferLPFR29273VAU4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Energy Transfer LPFR_29273VAU4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_EnterpriseProductsOperatingLLCFR29379VBX0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "EnterpriseProductsOperatingLLCFR29379VBX0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Enterprise Products Operating LLCFR_29379VBX0"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "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": [
      "r18"
     ]
    },
    "dei_EntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Series",
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityInvCompanyType": {
     "xbrltype": "invCompanyType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityInvCompanyType",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Investment Company Type",
        "documentation": "One of: N-1A (Mutual Fund), N-1 (Open-End Separate Account with No Variable Annuities), N-2 (Closed-End Investment Company), N-3 (Separate Account Registered as Open-End Management Investment Company), N-4 (Variable Annuity UIT Separate Account), N-5 (Small Business Investment Company), N-6 (Variable Life UIT Separate Account), S-1 or S-3 (Face Amount Certificate Company), S-6 (UIT, Non-Insurance Product)."
       }
      }
     },
     "auth_ref": [
      "r62"
     ]
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r18"
     ]
    },
    "oef_EtfDiscountNumDays": {
     "xbrltype": "integerItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "EtfDiscountNumDays",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ETF Discount, Number of Days"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "oef_EtfPastPerfTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "EtfPastPerfTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ETF Past Performance [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r45"
     ]
    },
    "oef_EtfPremiumDiscountTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "EtfPremiumDiscountTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ETF Premium Discount [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "oef_EtfPremiumNumDays": {
     "xbrltype": "integerItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "EtfPremiumNumDays",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ETF Premium, Number of Days"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "oef_EtfPurchaseExplanationTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "EtfPurchaseExplanationTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ETF Purchase Explanation [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r44"
     ]
    },
    "oef_ExpenseRatioPct": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpenseRatioPct",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expense Ratio, Percent"
       }
      }
     },
     "auth_ref": [
      "r28"
     ]
    },
    "oef_ExpensesExclExtraordinaryExpensesPct": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpensesExclExtraordinaryExpensesPct",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses Excluding Extraordinary Expenses, Percent"
       }
      }
     },
     "auth_ref": [
      "r31"
     ]
    },
    "oef_ExpensesPaidAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpensesPaidAmt",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses Paid, Amount"
       }
      }
     },
     "auth_ref": [
      "r27"
     ]
    },
    "oef_ExpensesRepresentBothMasterAndFeeder": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpensesRepresentBothMasterAndFeeder",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses Represent Both Master and Feeder [Text]"
       }
      }
     },
     "auth_ref": [
      "r29",
      "r59"
     ]
    },
    "oef_ExpensesShortPeriodFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpensesShortPeriodFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses Short Period Footnote [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r30"
     ]
    },
    "oef_ExpensesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExpensesTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r26"
     ]
    },
    "oef_ExposureBasisExplanationTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExposureBasisExplanationTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Exposure Basis Explanation [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_ExtraordinaryExpensesFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ExtraordinaryExpensesFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Extraordinary Expenses Footnote [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r31"
     ]
    },
    "oef_FactorsAffectingPerfTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "FactorsAffectingPerfTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Factors Affecting Performance [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r32"
     ]
    },
    "ssga_FloridaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FloridaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Florida"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_FloridaMunicipalPowerAgencyRevenueFLFR342816J22CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FloridaMunicipalPowerAgencyRevenueFLFR342816J22CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Florida Municipal Power Agency Revenue, FLFR_342816J22"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_FolsomCordovaUnifiedSchoolDistrictGeneralObligationCAFR34440PGE5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FolsomCordovaUnifiedSchoolDistrictGeneralObligationCAFR34440PGE5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Folsom Cordova Unified School District, General Obligation, CAFR_34440PGE5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_FordMotorCoFR345370CR9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FordMotorCoFR345370CR9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Ford Motor Co.FR_345370CR9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_FranklinCountySchoolDistrictNo1PascoGeneralObligationWAFR353442B88CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FranklinCountySchoolDistrictNo1PascoGeneralObligationWAFR353442B88CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Franklin County School District No. 1 Pasco, General Obligation, WAFR_353442B88"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_FreseniusMedicalCareUSFinanceIIIIncFR35805BAC2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "FreseniusMedicalCareUSFinanceIIIIncFR35805BAC2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fresenius Medical Care U.S. Finance III, Inc.FR_35805BAC2"
       }
      }
     },
     "auth_ref": []
    },
    "oef_FundName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "FundName",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fund Name"
       }
      }
     },
     "auth_ref": [
      "r21"
     ]
    },
    "ssga_GalaxyHeliosDataCentersIILLCFR36322DAA4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GalaxyHeliosDataCentersIILLCFR36322DAA4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Galaxy Helios Data Centers II LLCFR_36322DAA4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GeneralMotorsCoFR37045VAU4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeneralMotorsCoFR37045VAU4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "General Motors Co.FR_37045VAU4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GeneralMotorsCoFR37045VAZ3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeneralMotorsCoFR37045VAZ3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "General Motors Co.FR_37045VAZ3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GeneralMotorsFinancialCoIncFR37045XEV4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeneralMotorsFinancialCoIncFR37045XEV4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "General Motors Financial Co., Inc.FR_37045XEV4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GeneralMotorsFinancialCoIncFR37045XEY8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeneralMotorsFinancialCoIncFR37045XEY8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "General Motors Financial Co., Inc.FR_37045XEY8"
       }
      }
     },
     "auth_ref": []
    },
    "oef_GeographicRegionAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "GeographicRegionAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographic Region [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_GeographicRegionDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "GeographicRegionDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographic Region [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_GeorgiaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeorgiaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Georgia"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GeorgiaPowerCoFR373334LB5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GeorgiaPowerCoFR373334LB5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Georgia Power Co.FR_373334LB5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GlencoreFundingLLCFR378272CA4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GlencoreFundingLLCFR378272CA4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Glencore Funding LLCFR_378272CA4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_GreenBayAreaPublicSchoolDistrictGeneralObligationWIFR392643WC2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "GreenBayAreaPublicSchoolDistrictGeneralObligationWIFR392643WC2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Green Bay Area Public School District, General Obligation, WIFR_392643WC2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HCAIncFR404119BU2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HCAIncFR404119BU2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "HCA, Inc.FR_404119BU2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HCAIncFR404119CA5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HCAIncFR404119CA5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "HCA, Inc.FR_404119CA5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HCAIncFR404119CK3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HCAIncFR404119CK3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "HCA, Inc.FR_404119CK3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HCAIncFR404121AJ4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HCAIncFR404121AJ4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "HCA, Inc.FR_404121AJ4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HancockPublicSchoolsGeneralObligationMIFR410207HW7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HancockPublicSchoolsGeneralObligationMIFR410207HW7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hancock Public Schools, General Obligation, MIFR_410207HW7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_HewlettPackardEnterpriseCoFR42824CBV0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HewlettPackardEnterpriseCoFR42824CBV0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hewlett Packard Enterprise Co.FR_42824CBV0"
       }
      }
     },
     "auth_ref": []
    },
    "oef_HoldingsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "HoldingsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Holdings [Abstract]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_HoldingsCount": {
     "xbrltype": "integerItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "HoldingsCount",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Holdings Count"
       }
      }
     },
     "auth_ref": [
      "r46"
     ]
    },
    "oef_HoldingsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "HoldingsLineItems",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Holdings [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_HoldingsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "HoldingsTable",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Holdings [Table]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_HoldingsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "HoldingsTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Holdings [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_HyattHotelsCorpFR448579AQ5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "HyattHotelsCorpFR448579AQ5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Hyatt Hotels Corp.FR_448579AQ5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IcahnEnterprisesLPIcahnEnterprisesFinanceCorpFR451102BZ9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IcahnEnterprisesLPIcahnEnterprisesFinanceCorpFR451102BZ9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Icahn Enterprises LP/Icahn Enterprises Finance Corp.FR_451102BZ9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IcahnEnterprisesLPIcahnEnterprisesFinanceCorpFR451102CF2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IcahnEnterprisesLPIcahnEnterprisesFinanceCorpFR451102CF2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Icahn Enterprises LP/Icahn Enterprises Finance Corp.FR_451102CF2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IliadHoldingSASFR449691AC8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IliadHoldingSASFR449691AC8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Iliad Holding SASFR_449691AC8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IllinoisCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IllinoisCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Illinois"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ImperialBrandsFinancePLCFR45262BAH6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ImperialBrandsFinancePLCFR45262BAH6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Imperial Brands Finance PLCFR_45262BAH6"
       }
      }
     },
     "auth_ref": []
    },
    "oef_InabilityToMeetDistLevelTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "InabilityToMeetDistLevelTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inability to Meet Distribution Level [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r42"
     ]
    },
    "ssga_IndianaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndianaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Indiana"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndianapolisLocalPublicImprovementBondBankRevenueINFR45528US85CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndianapolisLocalPublicImprovementBondBankRevenueINFR45528US85CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Indianapolis Local Public Improvement Bond Bank Revenue, INFR_45528US85"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryAerospaceDefenseSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryAerospaceDefenseSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryAerospace &amp; Defense"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryAgricultureSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryAgricultureSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryAgriculture"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryAutoManufacturersSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryAutoManufacturersSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryAuto Manufacturers"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryAutoPartsEquipmentSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryAutoPartsEquipmentSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryAuto Parts &amp; Equipment"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryBanksSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryBanksSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryBanks"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryBeveragesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryBeveragesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryBeverages"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryChemicalsSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryChemicalsSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryChemicals"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryCommercialServicesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryCommercialServicesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryCommercial Services"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryDiversifiedFinancialServicesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryDiversifiedFinancialServicesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryDiversified Financial Services"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryElectricSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryElectricSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryElectric"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryEntertainmentSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryEntertainmentSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryEntertainment"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryFoodSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryFoodSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryFood"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryHealthCareServicesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryHealthCareServicesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryHealth Care Services"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryHomeBuildersSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryHomeBuildersSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryHome Builders"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryITServicesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryITServicesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryIT Services"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryInsuranceSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryInsuranceSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryInsurance"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryInternetSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryInternetSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryInternet"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryInvestmentCompanySecuritiesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryInvestmentCompanySecuritiesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryInvestment Company Securities"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryLodgingSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryLodgingSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryLodging"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryMediaSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryMediaSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryMedia"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryOilGasSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryOilGasSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryOil &amp; Gas"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryPackagingContainersSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryPackagingContainersSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryPackaging &amp; Containers"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryPharmaceuticalsSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryPharmaceuticalsSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryPharmaceuticals"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryPipelinesSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryPipelinesSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryPipelines"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryRealEstateInvestmentTrustsSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryRealEstateInvestmentTrustsSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryReal Estate Investment Trusts"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryRetailSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryRetailSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryRetail"
       }
      }
     },
     "auth_ref": []
    },
    "oef_IndustrySectorAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "IndustrySectorAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Industry Sector [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_IndustrySectorDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "IndustrySectorDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Industry Sector [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_IndustrySemiconductorsSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustrySemiconductorsSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustrySemiconductors"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustrySoftwareSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustrySoftwareSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustrySoftware"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IndustryTelecommunicationsSectorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IndustryTelecommunicationsSectorMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "IndustryTelecommunications"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IntelCorpFR458140CE8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IntelCorpFR458140CE8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intel Corp.FR_458140CE8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_IntelCorpFR458140CG3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IntelCorpFR458140CG3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intel Corp.FR_458140CG3"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentCompanyPortfolioTurnover": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "InvestmentCompanyPortfolioTurnover",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "InvestmentCompanyPortfolioTurnover",
        "documentation": "Percentage of lesser of purchase or sale of portfolio securities to average value of portfolio securities owned."
       }
      }
     },
     "auth_ref": [
      "r63"
     ]
    },
    "us-gaap_InvestmentTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "InvestmentTypeAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of investments."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r2",
      "r3",
      "r4",
      "r5",
      "r6",
      "r7",
      "r8",
      "r9",
      "r10",
      "r11",
      "r12",
      "r13",
      "r14",
      "r15",
      "r16",
      "r17"
     ]
    },
    "us-gaap_InvestmentTypeCategorizationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "InvestmentTypeCategorizationMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset obtained to generate income or appreciate in value."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r2",
      "r3",
      "r4",
      "r5",
      "r6",
      "r7",
      "r8",
      "r9",
      "r10",
      "r11",
      "r12",
      "r13",
      "r14",
      "r15",
      "r16",
      "r17"
     ]
    },
    "ssga_IowaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "IowaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Iowa"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_JBSNVJBSUSAFoodsGroupHoldingsIncJBSUSAFoodCoHoldingsFR46590XAY2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "JBSNVJBSUSAFoodsGroupHoldingsIncJBSUSAFoodCoHoldingsFR46590XAY2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "JBS NV/JBS USA Foods Group Holdings, Inc./JBS USA Food Co. HoldingsFR_46590XAY2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_JBSNVJBSUSAFoodsGroupHoldingsIncJBSUSAFoodCoHoldingsFR472140AB8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "JBSNVJBSUSAFoodsGroupHoldingsIncJBSUSAFoodCoHoldingsFR472140AB8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "JBS NV/JBS USA Foods Group Holdings, Inc./JBS USA Food Co. HoldingsFR_472140AB8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_JMSmuckerCoFR832696AM0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "JMSmuckerCoFR832696AM0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "J.M. Smucker Co.FR_832696AM0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_JohnsonCountyUnifiedSchoolDistrictNo233OlatheGeneralObligationKSFR4787182E8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "JohnsonCountyUnifiedSchoolDistrictNo233OlatheGeneralObligationKSFR4787182E8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Johnson County Unified School District No. 233 Olathe, General Obligation, KSFR_4787182E8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_KansasCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "KansasCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Kansas"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_KentuckyCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "KentuckyCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Kentucky"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_KentuckyStatePropertyBuildingCommissionRevenueKYFR49151FNM8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "KentuckyStatePropertyBuildingCommissionRevenueKYFR49151FNM8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Kentucky State Property &amp; Building Commission Revenue, KYFR_49151FNM8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_KingCountySchoolDistrictNo403RentonGeneralObligationWAFR495080WR0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "KingCountySchoolDistrictNo403RentonGeneralObligationWAFR495080WR0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "King County School District No. 403 Renton, General Obligation, WAFR_495080WR0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_KraftHeinzFoodsCoFR50077LBM7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "KraftHeinzFoodsCoFR50077LBM7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Kraft Heinz Foods Co.FR_50077LBM7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_L3HarrisTechnologiesIncFR502431AQ2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "L3HarrisTechnologiesIncFR502431AQ2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "L3Harris Technologies, Inc.FR_502431AQ2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_L3HarrisTechnologiesIncFR502431AS8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "L3HarrisTechnologiesIncFR502431AS8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "L3Harris Technologies, Inc.FR_502431AS8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_L3HarrisTechnologiesIncFR502431AT6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "L3HarrisTechnologiesIncFR502431AT6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "L3Harris Technologies, Inc.FR_502431AT6"
       }
      }
     },
     "auth_ref": []
    },
    "oef_LargestHoldingAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "LargestHoldingAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Largest Holding [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_LargestHoldingsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "LargestHoldingsDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Largest Holdings [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_LargestHoldingsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "LargestHoldingsTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Largest Holdings [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_LasVegasSandsCorpFR517834AF4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LasVegasSandsCorpFR517834AF4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Las Vegas Sands Corp.FR_517834AF4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LasVegasSandsCorpFR517834AJ6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LasVegasSandsCorpFR517834AJ6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Las Vegas Sands Corp.FR_517834AJ6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LasVegasSandsCorpFR517834AM9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LasVegasSandsCorpFR517834AM9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Las Vegas Sands Corp.FR_517834AM9"
       }
      }
     },
     "auth_ref": []
    },
    "dei_LegalEntityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "LegalEntityAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Series [Axis]",
        "documentation": "The set of legal entities associated with a report."
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LincolnNationalCorpFR534187BF5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LincolnNationalCorpFR534187BF5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lincoln National Corp.FR_534187BF5"
       }
      }
     },
     "auth_ref": []
    },
    "oef_LineGraphAndTableMeasureName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "LineGraphAndTableMeasureName",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Graph and Table Measure Name"
       }
      }
     },
     "auth_ref": [
      "r34"
     ]
    },
    "oef_LineGraphTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "LineGraphTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Graph [Table Text Block]"
       }
      }
     },
     "auth_ref": [
      "r33"
     ]
    },
    "ssga_LiveNationEntertainmentIncFR538034AR0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LiveNationEntertainmentIncFR538034AR0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Live Nation Entertainment, Inc.FR_538034AR0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LosAngelesDepartmentofWaterPowerRevenueCAFR5444957G3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LosAngelesDepartmentofWaterPowerRevenueCAFR5444957G3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Los Angeles Department of Water &amp; Power Revenue, CAFR_5444957G3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LosAngelesDepartmentofWaterPowerRevenueCAFR544532DF8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LosAngelesDepartmentofWaterPowerRevenueCAFR544532DF8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Los Angeles Department of Water &amp; Power Revenue, CAFR_544532DF8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_LowerColoradoRiverAuthorityRevenueTXFR54811BSA0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "LowerColoradoRiverAuthorityRevenueTXFR54811BSA0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lower Colorado River Authority Revenue, TXFR_54811BSA0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MainStreetCapitalCorpFR56035LAJ3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MainStreetCapitalCorpFR56035LAJ3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Main Street Capital Corp.FR_56035LAJ3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MarvellTechnologyIncFR573874AQ7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MarvellTechnologyIncFR573874AQ7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marvell Technology, Inc.FR_573874AQ7"
       }
      }
     },
     "auth_ref": []
    },
    "oef_MaterialChngDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialChngDate",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Change Date"
       }
      }
     },
     "auth_ref": [
      "r38"
     ]
    },
    "oef_MaterialChngDescriptionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialChngDescriptionTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Change Description [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r38"
     ]
    },
    "oef_MaterialFundChngAdviserTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngAdviserTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Adviser [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r55"
     ]
    },
    "oef_MaterialFundChngExpensesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngExpensesTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Expenses [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r52"
     ]
    },
    "oef_MaterialFundChngNameTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngNameTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Name [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r50"
     ]
    },
    "oef_MaterialFundChngNoticeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngNoticeTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Notice [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r24"
     ]
    },
    "oef_MaterialFundChngObjectivesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngObjectivesTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Objectives [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r51"
     ]
    },
    "oef_MaterialFundChngRisksChngTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngRisksChngTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Risks Change [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r54"
     ]
    },
    "oef_MaterialFundChngStrategiesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngStrategiesTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change Strategies [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r53"
     ]
    },
    "oef_MaterialFundChngTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaterialFundChngTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Fund Change [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r49"
     ]
    },
    "oef_MaturityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaturityAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maturity [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_MaturityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "MaturityDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maturity [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_MauserPackagingSolutionsHoldingCoFR57763RAE7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MauserPackagingSolutionsHoldingCoFR57763RAE7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mauser Packaging Solutions Holding Co.FR_57763RAE7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MeridianArcHoldcoLLCFR58990CAA1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MeridianArcHoldcoLLCFR58990CAA1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Meridian Arc Holdco LLCFR_58990CAA1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MetropolitanWaterReclamationDistrictofGreaterChicagoGeneralObligationILFR167560YQ8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MetropolitanWaterReclamationDistrictofGreaterChicagoGeneralObligationILFR167560YQ8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Metropolitan Water Reclamation District of Greater Chicago, General Obligation, ILFR_167560YQ8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MichiganCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MichiganCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Michigan"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MicronTechnologyIncFR595112BS1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MicronTechnologyIncFR595112BS1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Micron Technology, Inc.FR_595112BS1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MinnesotaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MinnesotaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minnesota"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MunicipalElectricAuthorityofGeorgiaRevenueGAFR626207Q49CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MunicipalElectricAuthorityofGeorgiaRevenueGAFR626207Q49CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Municipal Electric Authority of Georgia Revenue, GAFR_626207Q49"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_MylanIncFR628530BK2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "MylanIncFR628530BK2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mylan, Inc.FR_628530BK2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NOVAChemicalsCorpFR66977WAR0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NOVAChemicalsCorpFR66977WAR0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "NOVA Chemicals Corp.FR_66977WAR0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NeptuneBidcoUSIncFR640695AA0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NeptuneBidcoUSIncFR640695AA0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Neptune Bidco U.S., Inc.FR_640695AA0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NetAppIncFR64110DAM6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NetAppIncFR64110DAM6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "NetApp, Inc.FR_64110DAM6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NevadaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NevadaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Nevada"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NewJerseyTransportationTrustFundAuthorityRevenueNJFR6461362E0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NewJerseyTransportationTrustFundAuthorityRevenueNJFR6461362E0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New Jersey Transportation Trust Fund Authority Revenue, NJFR_6461362E0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NewYorkCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NewYorkCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New York"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NewYorkCityMunicipalWaterFinanceAuthorityRevenueNYFR64972GUE2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NewYorkCityMunicipalWaterFinanceAuthorityRevenueNYFR64972GUE2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New York City Municipal Water Finance Authority Revenue, NYFR_64972GUE2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NewYorkCityTransitionalFinanceAuthorityBuildingAidRevenueNYFR64972HY63CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NewYorkCityTransitionalFinanceAuthorityBuildingAidRevenueNYFR64972HY63CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New York City Transitional Finance Authority Building Aid Revenue, NYFR_64972HY63"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NewYorkTransportationDevelopmentCorpRevenueNYFR650116ES1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NewYorkTransportationDevelopmentCorpRevenueNYFR650116ES1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New York Transportation Development Corp. Revenue, NYFR_650116ES1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NissanMotorCoLtdFR654744AC5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NissanMotorCoLtdFR654744AC5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Nissan Motor Co. Ltd.FR_654744AC5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NissanMotorCoLtdFR654744AD3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NissanMotorCoLtdFR654744AD3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Nissan Motor Co. Ltd.FR_654744AD3"
       }
      }
     },
     "auth_ref": []
    },
    "oef_NoDeductionOfTaxesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "NoDeductionOfTaxesTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "No Deduction of Taxes [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r35"
     ]
    },
    "dei_NoTradingSymbolFlag": {
     "xbrltype": "trueItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "NoTradingSymbolFlag",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "No Trading Symbol [Flag]",
        "documentation": "Boolean flag that is true only for a security having no trading symbol."
       }
      }
     },
     "auth_ref": []
    },
    "ssga_NorthCarolinaTurnpikeAuthorityRevenueNCFR65830RBL2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "NorthCarolinaTurnpikeAuthorityRevenueNCFR65830RBL2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "North Carolina Turnpike Authority Revenue, NCFR_65830RBL2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OhioCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OhioCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Ohio"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OhioWaterDevelopmentAuthorityWaterPollutionControlLoanFundRevenueOHFR67766WYU0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OhioWaterDevelopmentAuthorityWaterPollutionControlLoanFundRevenueOHFR67766WYU0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Ohio Water Development Authority Water Pollution Control Loan Fund Revenue, OHFR_67766WYU0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OklahomaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OklahomaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oklahoma"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OneMainFinanceCorpFR682691AE0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OneMainFinanceCorpFR682691AE0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "OneMain Finance Corp.FR_682691AE0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OracleCorpFR68389XBN4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OracleCorpFR68389XBN4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oracle Corp.FR_68389XBN4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OracleCorpFR68389XCJ2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OracleCorpFR68389XCJ2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oracle Corp.FR_68389XCJ2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OracleCorpFR68389XCP8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OracleCorpFR68389XCP8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oracle Corp.FR_68389XCP8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OracleCorpFR68389XCY9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OracleCorpFR68389XCY9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oracle Corp.FR_68389XCY9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OracleCorpFR68389XDW2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OracleCorpFR68389XDW2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oracle Corp.FR_68389XDW2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OregonCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OregonCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oregon"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_OregonStateLotteryRevenueORFR68607V4W2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "OregonStateLotteryRevenueORFR68607V4W2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Oregon State Lottery Revenue, ORFR_68607V4W2"
       }
      }
     },
     "auth_ref": []
    },
    "oef_OtherCategory1Axis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "OtherCategory1Axis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Category 1 [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_OtherCategory1Domain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "OtherCategory1Domain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Category 1 [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_OtherCategory2Axis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "OtherCategory2Axis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Category 2 [Axis]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_OtherCategory2Domain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "OtherCategory2Domain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Category 2 [Domain]"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_PRRNOPropertyOwner1LLCFR69393LAA1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PRRNOPropertyOwner1LLCFR69393LAA1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PR RNO Property Owner 1 LLCFR_69393LAA1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PacificGasElectricCoFR694308JM0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PacificGasElectricCoFR694308JM0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pacific Gas &amp; Electric Co.FR_694308JM0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PacificGasElectricCoFR694308JT5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PacificGasElectricCoFR694308JT5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pacific Gas &amp; Electric Co.FR_694308JT5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PacificGasElectricCoFR694308KX4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PacificGasElectricCoFR694308KX4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pacific Gas &amp; Electric Co.FR_694308KX4"
       }
      }
     },
     "auth_ref": []
    },
    "oef_PctOfNav": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfNav",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Net Asset Value"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_PctOfNetLongExposure": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfNetLongExposure",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Net Long Exposure"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_PctOfNetShortExposure": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfNetShortExposure",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Net Short Exposure"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_PctOfTotalInv": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfTotalInv",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Total Investments"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_PctOfTotalLongExposure": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfTotalLongExposure",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Total Long Exposure"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "oef_PctOfTotalShortExposure": {
     "xbrltype": "percentItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PctOfTotalShortExposure",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percent of Total Short Exposure"
       }
      }
     },
     "auth_ref": [
      "r48"
     ]
    },
    "ssga_PennsylvaniaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PennsylvaniaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pennsylvania"
       }
      }
     },
     "auth_ref": []
    },
    "oef_PerfInceptionDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PerfInceptionDate",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Performance Inception Date"
       }
      }
     },
     "auth_ref": [
      "r34"
     ]
    },
    "oef_PerfTableMarketIndexChngdTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PerfTableMarketIndexChngdTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Performance Table Market Index Changed [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r41"
     ]
    },
    "oef_PerformancePastDoesNotIndicateFuture": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PerformancePastDoesNotIndicateFuture",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Performance Past Does Not Indicate Future [Text]"
       }
      }
     },
     "auth_ref": [
      "r36",
      "r60"
     ]
    },
    "ssga_PhilipMorrisInternationalIncFR718172CW7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PhilipMorrisInternationalIncFR718172CW7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Philip Morris International, Inc.FR_718172CW7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PhilipMorrisInternationalIncFR718172CX5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PhilipMorrisInternationalIncFR718172CX5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Philip Morris International, Inc.FR_718172CX5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PhilipMorrisInternationalIncFR718172DH9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PhilipMorrisInternationalIncFR718172DH9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Philip Morris International, Inc.FR_718172DH9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_PioneerNaturalResourcesCoFR723787AQ0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PioneerNaturalResourcesCoFR723787AQ0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pioneer Natural Resources Co.FR_723787AQ0"
       }
      }
     },
     "auth_ref": []
    },
    "oef_PreviousInvestmentAdviserTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PreviousInvestmentAdviserTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Previous Investment Adviser [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r37"
     ]
    },
    "ssga_PrimeSecurityServicesBorrowerLLCPrimeFinanceIncFR74166MAF3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "PrimeSecurityServicesBorrowerLLCPrimeFinanceIncFR74166MAF3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prime Security Services Borrower LLC/Prime Finance, Inc.FR_74166MAF3"
       }
      }
     },
     "auth_ref": []
    },
    "oef_PriorMarketIndexComparisonTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "PriorMarketIndexComparisonTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prior Market Index Comparison [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r41"
     ]
    },
    "ssga_RTXCorpFR913017BJ7CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "RTXCorpFR913017BJ7CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "RTX Corp.FR_913017BJ7"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_RakutenGroupIncFR75102WAG3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "RakutenGroupIncFR75102WAG3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rakuten Group, Inc.FR_75102WAG3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_RocketCosIncFR77311WAE1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "RocketCosIncFR77311WAE1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rocket Cos., Inc.FR_77311WAE1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_RoyalCaribbeanCruisesLtdFR780153AW2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "RoyalCaribbeanCruisesLtdFR780153AW2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Royal Caribbean Cruises Ltd.FR_780153AW2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SBACommunicationsCorpFR78410GAD6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SBACommunicationsCorpFR78410GAD6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SBA Communications Corp.FR_78410GAD6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25721BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25721BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25721"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25722BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25722BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25722"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25723BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25723BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25723"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25724BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25724BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25724"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25725BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25725BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25725"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25726BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25726BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25726"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25727BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25727BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25727"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25728BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25728BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25728"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex25729BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex25729BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_25729"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex26834BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex26834BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_26834"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex27375BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex27375BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_27375"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex27376BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex27376BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_27376"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex27377BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex27377BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_27377"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex27378BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex27378BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_27378"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSAggregateBondIndex27379BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSAggregateBondIndex27379BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index",
        "label": "SPDR ETFs Index: Bloomberg U.S. Aggregate Bond Index_27379"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex25716BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex25716BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_25716"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex25717BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex25717BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_25717"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex25718BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex25718BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_25718"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex25719BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex25719BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_25719"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex25720BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex25720BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_25720"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexBloombergUSMunicipalBondIndex26833BroadBasedIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexBloombergUSMunicipalBondIndex26833BroadBasedIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: Bloomberg US Municipal Bond Index",
        "label": "SPDR ETFs Index: Bloomberg US Municipal Bond Index_26833"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2026MaturityUSBroadMunicipalIndex25716AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2026MaturityUSBroadMunicipalIndex25716AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2026 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2026 Maturity US Broad Municipal Index_25716"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2026MaturityUSCorporateIndex25721AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2026MaturityUSCorporateIndex25721AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2026 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2026 Maturity US Corporate Index_25721"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2027MaturityUSBroadMunicipalIndex25717AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2027MaturityUSBroadMunicipalIndex25717AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2027 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2027 Maturity US Broad Municipal Index_25717"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2027MaturityUSCorporateIndex25722AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2027MaturityUSCorporateIndex25722AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2027 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2027 Maturity US Corporate Index_25722"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2027MaturityUSHighYieldIndex27375AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2027MaturityUSHighYieldIndex27375AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2027 Maturity US High Yield Index",
        "label": "SPDR ETFs Index: ICE 2027 Maturity US High Yield Index_27375"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2028MaturityUSBroadMunicipalIndex25718AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2028MaturityUSBroadMunicipalIndex25718AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2028 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2028 Maturity US Broad Municipal Index_25718"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2028MaturityUSCorporateIndex25723AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2028MaturityUSCorporateIndex25723AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2028 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2028 Maturity US Corporate Index_25723"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2028MaturityUSHighYieldIndex27376AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2028MaturityUSHighYieldIndex27376AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2028 Maturity US High Yield Index",
        "label": "SPDR ETFs Index: ICE 2028 Maturity US High Yield Index_27376"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2029MaturityUSBroadMunicipalIndex25719AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2029MaturityUSBroadMunicipalIndex25719AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2029 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2029 Maturity US Broad Municipal Index_25719"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2029MaturityUSCorporateIndex25724AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2029MaturityUSCorporateIndex25724AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2029 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2029 Maturity US Corporate Index_25724"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2029MaturityUSHighYieldIndex27377AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2029MaturityUSHighYieldIndex27377AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2029 Maturity US High Yield Index",
        "label": "SPDR ETFs Index: ICE 2029 Maturity US High Yield Index_27377"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2030MaturityUSBroadMunicipalIndex25720AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2030MaturityUSBroadMunicipalIndex25720AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2030 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2030 Maturity US Broad Municipal Index_25720"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2030MaturityUSCorporateIndex25725AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2030MaturityUSCorporateIndex25725AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2030 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2030 Maturity US Corporate Index_25725"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2030MaturityUSHighYieldIndex27378AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2030MaturityUSHighYieldIndex27378AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2030 Maturity US High Yield Index",
        "label": "SPDR ETFs Index: ICE 2030 Maturity US High Yield Index_27378"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2031MaturityUSBroadMunicipalIndex26833AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2031MaturityUSBroadMunicipalIndex26833AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2031 Maturity US Broad Municipal Index",
        "label": "SPDR ETFs Index: ICE 2031 Maturity US Broad Municipal Index_26833"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2031MaturityUSCorporateIndex25726AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2031MaturityUSCorporateIndex25726AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2031 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2031 Maturity US Corporate Index_25726"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2031MaturityUSHighYieldIndex27379AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2031MaturityUSHighYieldIndex27379AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2031 Maturity US High Yield Index",
        "label": "SPDR ETFs Index: ICE 2031 Maturity US High Yield Index_27379"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2032MaturityUSCorporateIndex25727AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2032MaturityUSCorporateIndex25727AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2032 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2032 Maturity US Corporate Index_25727"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2033MaturityUSCorporateIndex25728AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2033MaturityUSCorporateIndex25728AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2033 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2033 Maturity US Corporate Index_25728"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2034MaturityUSCorporateIndex25729AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2034MaturityUSCorporateIndex25729AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2034 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2034 Maturity US Corporate Index_25729"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SPDRETFsIndexICE2035MaturityUSCorporateIndex26834AdditionalIndexMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SPDRETFsIndexICE2035MaturityUSCorporateIndex26834AdditionalIndexMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "SPDR ETFs Index: ICE 2035 Maturity US Corporate Index",
        "label": "SPDR ETFs Index: ICE 2035 Maturity US Corporate Index_26834"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SVRNOPropertyOwner1LLCFR78488XAA2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SVRNOPropertyOwner1LLCFR78488XAA2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SV RNO Property Owner 1 LLCFR_78488XAA2"
       }
      }
     },
     "auth_ref": []
    },
    "oef_SalesLoadAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "SalesLoadAxis",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sales Load [Axis]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "ssga_SandsChinaLtdFR80007RAN5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SandsChinaLtdFR80007RAN5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sands China Ltd.FR_80007RAN5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SantanderHoldingsUSAIncFR80282KAP1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SantanderHoldingsUSAIncFR80282KAP1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Santander Holdings USA, Inc.FR_80282KAP1"
       }
      }
     },
     "auth_ref": []
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "terseLabel": "Exchange",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r19"
     ]
    },
    "oef_ShareClassDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ShareClassDomain",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport",
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails",
      "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Classes"
       }
      }
     },
     "auth_ref": [
      "r20"
     ]
    },
    "oef_ShareholderReportAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ShareholderReportAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Shareholder Report [Abstract]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "oef_ShareholderReportAnnualOrSemiAnnual": {
     "xbrltype": "shareholderReportTypeItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ShareholderReportAnnualOrSemiAnnual",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shareholder Report Annual or Semi-Annual"
       }
      }
     },
     "auth_ref": [
      "r22"
     ]
    },
    "oef_ShareholderReportLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ShareholderReportLineItems",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shareholder Report [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "oef_ShareholderReportTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "ShareholderReportTable",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/NcsrCover",
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shareholder Report [Table]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "ssga_SiriusXMRadioLLCFR82967NBJ6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SiriusXMRadioLLCFR82967NBJ6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sirius XM Radio LLCFR_82967NBJ6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SolarisEnergyInfrastructureLLCFR83419YAA4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SolarisEnergyInfrastructureLLCFR83419YAA4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Solaris Energy Infrastructure LLCFR_83419YAA4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SouthCarolinaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SouthCarolinaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "South Carolina"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SouthFloridaWaterManagementDistrictCertificateParticipationFLFR83786PCX6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SouthFloridaWaterManagementDistrictCertificateParticipationFLFR83786PCX6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "South Florida Water Management District, Certificate Participation, FLFR_83786PCX6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SouthernCoFR842587DT1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SouthernCoFR842587DT1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Southern Co.FR_842587DT1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofConnecticutGeneralObligationCTFR20772KZU6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofConnecticutGeneralObligationCTFR20772KZU6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Connecticut, General Obligation, CTFR_20772KZU6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofConnecticutSpecialTaxRevenueCTFR207758A29CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofConnecticutSpecialTaxRevenueCTFR207758A29CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Connecticut Special Tax Revenue, CTFR_207758A29"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofConnecticutSpecialTaxRevenueCTFR207758D59CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofConnecticutSpecialTaxRevenueCTFR207758D59CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Connecticut Special Tax Revenue, CTFR_207758D59"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofConnecticutSpecialTaxRevenueCTFR207758VP5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofConnecticutSpecialTaxRevenueCTFR207758VP5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Connecticut Special Tax Revenue, CTFR_207758VP5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofDelawareGeneralObligationDEFR246381NK9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofDelawareGeneralObligationDEFR246381NK9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Delaware, General Obligation, DEFR_246381NK9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofIowaBoardofRegentsRevenueIAFR46256QPK6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofIowaBoardofRegentsRevenueIAFR46256QPK6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Iowa Board of Regents Revenue, IAFR_46256QPK6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofMichiganGeneralObligationMIFR594612FP3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofMichiganGeneralObligationMIFR594612FP3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Michigan, General Obligation, MIFR_594612FP3"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofWestVirginiaGeneralObligationWVFR956553WQ0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofWestVirginiaGeneralObligationWVFR956553WQ0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of West Virginia, General Obligation, WVFR_956553WQ0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_StateofWisconsinGeneralObligationWIFR97705MT88CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "StateofWisconsinGeneralObligationWIFR97705MT88CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "State of Wisconsin, General Obligation, WIFR_97705MT88"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_SumishoAirLeaseCorpFR873923AE6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SumishoAirLeaseCorpFR873923AE6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sumisho Air Lease Corp.FR_873923AE6"
       }
      }
     },
     "auth_ref": []
    },
    "oef_SummaryOfChngLegendTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "SummaryOfChngLegendTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary of Change Legend [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r56"
     ]
    },
    "ssga_SunocoLPFR86765KAJ8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "SunocoLPFR86765KAJ8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sunoco LPFR_86765KAJ8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TMinusMobileUSAIncFR87264ABF1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TMinusMobileUSAIncFR87264ABF1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "T-Mobile USA, Inc.FR_87264ABF1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TenetHealthcareCorpFR88033GDH0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TenetHealthcareCorpFR88033GDH0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tenet Healthcare Corp.FR_88033GDH0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TenetHealthcareCorpFR88033GDR8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TenetHealthcareCorpFR88033GDR8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tenet Healthcare Corp.FR_88033GDR8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TenetHealthcareCorpFR88033GDU1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TenetHealthcareCorpFR88033GDU1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tenet Healthcare Corp.FR_88033GDU1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TennecoIncFR880349AU9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TennecoIncFR880349AU9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tenneco, Inc.FR_880349AU9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TexasCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TexasCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Texas"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TexasWaterDevelopmentBoardRevenueTXFR882854Q70CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TexasWaterDevelopmentBoardRevenueTXFR882854Q70CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Texas Water Development Board Revenue, TXFR_882854Q70"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TollBrothersFinanceCorpFR88947EAU4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TollBrothersFinanceCorpFR88947EAU4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Toll Brothers Finance Corp.FR_88947EAU4"
       }
      }
     },
     "auth_ref": []
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "TradingSymbol",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "terseLabel": "Ticker",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TransDigmIncFR893647BS5CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TransDigmIncFR893647BS5CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "TransDigm, Inc.FR_893647BS5"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TransDigmIncFR893647BU0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TransDigmIncFR893647BU0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "TransDigm, Inc.FR_893647BU0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_TriboroughBridgeTunnelAuthorityRevenueNYFR89602N7M0CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "TriboroughBridgeTunnelAuthorityRevenueNYFR89602N7M0CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Triborough Bridge &amp; Tunnel Authority Revenue, NYFR_89602N7M0"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_UnitedRentalsNorthAmericaIncFR911365BG8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "UnitedRentalsNorthAmericaIncFR911365BG8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "United Rentals North America, Inc.FR_911365BG8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_UniversityofWisconsinHospitalsClinicsRevenueWIFR915260FC2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "UniversityofWisconsinHospitalsClinicsRevenueWIFR915260FC2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "University of Wisconsin Hospitals &amp; Clinics Revenue, WIFR_915260FC2"
       }
      }
     },
     "auth_ref": []
    },
    "oef_UpdPerfInfoLocationTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "UpdPerfInfoLocationTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Updated Performance Information Location [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r39"
     ]
    },
    "oef_UpdProspectusEmailAddress": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "UpdProspectusEmailAddress",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Updated Prospectus Email Address"
       }
      }
     },
     "auth_ref": [
      "r56"
     ]
    },
    "oef_UpdProspectusPhoneNumber": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "UpdProspectusPhoneNumber",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Updated Prospectus Phone Number"
       }
      }
     },
     "auth_ref": [
      "r56"
     ]
    },
    "oef_UpdProspectusWebAddress": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "UpdProspectusWebAddress",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReport"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Updated Prospectus Web Address"
       }
      }
     },
     "auth_ref": [
      "r56"
     ]
    },
    "ssga_VeriskAnalyticsIncFR92345YAH9CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "VeriskAnalyticsIncFR92345YAH9CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Verisk Analytics, Inc.FR_92345YAH9"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_ViatrisIncFR92556VAD8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "ViatrisIncFR92556VAD8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Viatris, Inc.FR_92556VAD8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_VillageofElkGroveVillageGeneralObligationILFR287299LS8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "VillageofElkGroveVillageGeneralObligationILFR287299LS8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Village of Elk Grove Village, General Obligation, ILFR_287299LS8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_VirginiaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "VirginiaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Virginia"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_VirginiaResourcesAuthorityRevenueVAFR92818RNY1CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "VirginiaResourcesAuthorityRevenueVAFR92818RNY1CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Virginia Resources Authority Revenue, VAFR_92818RNY1"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_VolkswagenGroupofAmericaFinanceLLCFR928668CA8CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "VolkswagenGroupofAmericaFinanceLLCFR928668CA8CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Volkswagen Group of America Finance LLCFR_928668CA8"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WashingtonCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WashingtonCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Washington"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WeldCountySchoolDistrictNo6GreeleyGeneralObligationCOFR949289PN6CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WeldCountySchoolDistrictNo6GreeleyGeneralObligationCOFR949289PN6CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weld County School District No. 6 Greeley, General Obligation, COFR_949289PN6"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WellsFargoCoFR95000U2D4CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WellsFargoCoFR95000U2D4CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Wells Fargo &amp; Co.FR_95000U2D4"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WestVirginiaCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WestVirginiaCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "West Virginia"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WestVirginiaCommissionerofHighwaysRevenueWVFR95649ACN2CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WestVirginiaCommissionerofHighwaysRevenueWVFR95649ACN2CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "West Virginia Commissioner of Highways Revenue, WVFR_95649ACN2"
       }
      }
     },
     "auth_ref": []
    },
    "ssga_WisconsinCTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WisconsinCTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Wisconsin"
       }
      }
     },
     "auth_ref": []
    },
    "oef_WithSalesLoadMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "WithSalesLoadMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "With Sales Load [Member]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "oef_WithoutSalesLoadMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/oef/2025",
     "localname": "WithoutSalesLoadMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Without Sales Load [Member]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "ssga_WynnLasVegasLLCWynnLasVegasCapitalCorpFR983130AX3CTIMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://ssga/20260831",
     "localname": "WynnLasVegasLLCWynnLasVegasCapitalCorpFR983130AX3CTIMember",
     "presentation": [
      "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Wynn Las Vegas LLC/Wynn Las Vegas Capital Corp.FR_983130AX3"
       }
      }
     },
     "auth_ref": []
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "SubTopic": "30",
   "Topic": "205",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147479910/205-30-50-1"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6"
  },
  "r6": {
   "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 1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1"
  },
  "r7": {
   "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 C)(Footnote 5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1"
  },
  "r8": {
   "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 C)(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-2"
  },
  "r9": {
   "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 7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3"
  },
  "r10": {
   "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 C)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3"
  },
  "r11": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5D",
   "Subparagraph": "(SX 210.12-13D(Column A)(Footnote 2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5D"
  },
  "r12": {
   "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 F)(Footnote 7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6"
  },
  "r13": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SX 210.12-15(Column A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7"
  },
  "r14": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SX 210.12-15(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7"
  },
  "r15": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SX 210.12-15(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7"
  },
  "r16": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "7",
   "Subparagraph": "(SX 210.12-15(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7"
  },
  "r17": {
   "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"
  },
  "r18": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r19": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r20": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "1",
   "Subsection": "a",
   "Paragraph": "1"
  },
  "r21": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r22": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "b",
   "Paragraph": "3"
  },
  "r23": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "b",
   "Paragraph": "4"
  },
  "r24": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "b",
   "Paragraph": "5"
  },
  "r25": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "b",
   "Paragraph": "instruction",
   "Subparagraph": "2"
  },
  "r26": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c"
  },
  "r27": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c",
   "Paragraph": "ii"
  },
  "r28": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c",
   "Paragraph": "iii"
  },
  "r29": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c",
   "Paragraph": "instruction",
   "Sentence": "1",
   "Clause": "b"
  },
  "r30": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c",
   "Paragraph": "instruction",
   "Subparagraph": "1",
   "Clause": "c"
  },
  "r31": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "c",
   "Paragraph": "instruction",
   "Subparagraph": "1",
   "Clause": "d"
  },
  "r32": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "1"
  },
  "r33": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2"
  },
  "r34": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "i"
  },
  "r35": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Clause": "B"
  },
  "r36": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "iiii",
   "Clause": "A"
  },
  "r37": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "instruction",
   "Clause": "12"
  },
  "r38": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "instruction",
   "Clause": "14"
  },
  "r39": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "instruction",
   "Clause": "15"
  },
  "r40": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "instruction",
   "Clause": "7"
  },
  "r41": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "2",
   "Subparagraph": "instruction",
   "Clause": "8"
  },
  "r42": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "3"
  },
  "r43": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "4"
  },
  "r44": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "4",
   "Subparagraph": "instruction",
   "Clause": "3"
  },
  "r45": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "d",
   "Paragraph": "4",
   "Subparagraph": "instruction",
   "Clause": "4"
  },
  "r46": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "e"
  },
  "r47": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "e",
   "Paragraph": "instruction",
   "Subparagraph": "6"
  },
  "r48": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "f"
  },
  "r49": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g"
  },
  "r50": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "1"
  },
  "r51": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "2"
  },
  "r52": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "3"
  },
  "r53": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "4"
  },
  "r54": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "5"
  },
  "r55": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "6"
  },
  "r56": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "g",
   "Paragraph": "instruction",
   "Subparagraph": "2"
  },
  "r57": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "h",
   "Paragraph": "1"
  },
  "r58": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "27A",
   "Subsection": "h",
   "Paragraph": "2"
  },
  "r59": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "3",
   "Subsection": "instruction",
   "Paragraph": "1",
   "Subparagraph": "d",
   "Sentence": "i"
  },
  "r60": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "4",
   "Subsection": "b",
   "Paragraph": "2",
   "Subparagraph": "i"
  },
  "r61": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-1A",
   "Section": "4",
   "Subsection": "b",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r62": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "313"
  },
  "r63": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "27",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-27"
  }
 }
}
