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000,"accn":"0000350852-16-000170","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":791000,"accn":"0000350852-16-000191","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"end":"2015-12-31","val":791000,"accn":"0000350852-16-000213","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-08"},{"end":"2015-12-31","val":791000,"accn":"0000350852-17-000031","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":841000,"accn":"0000350852-16-000170","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":11525000,"accn":"0000350852-16-000191","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5169000,"accn":"0000350852-16-000213","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-08","frame":"CY2016Q3I"},{"end":"2016-12-31","val":527000,"accn":"0000350852-17-000031","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-15"},{"end":"2016-12-31","val":527000,"accn":"0000350852-17-000042","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-09"},{"end":"2016-12-31","val":527000,"accn":"0000350852-17-000059","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-03"},{"end":"2016-12-31","val":527000,"accn":"0000350852-17-000071","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"end":"2016-12-31","val":527000,"accn":"0000350852-18-000045","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-28","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6345000,"accn":"0000350852-17-000042","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-09","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1800000,"accn":"0000350852-17-000059","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-03","frame":"CY2017Q2I"},{"end":"2017-09-30","val":10500000,"accn":"0000350852-17-000071","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"},{"end":"2017-12-31","val":0,"accn":"0000350852-18-000045","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-28"},{"end":"2017-12-31","val":0,"accn":"0000350852-18-000093","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08"},{"end":"2017-12-31","val":0,"accn":"0000350852-19-000039","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-28","frame":"CY2017Q4I"},{"end":"2018-09-30","val":7300000,"accn":"0000350852-18-000093","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08","frame":"CY2018Q3I"},{"end":"2018-12-31","val":1100000,"accn":"0000350852-19-000039","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-28"},{"end":"2018-12-31","val":1100000,"accn":"0000350852-19-000055","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-09"},{"end":"2018-12-31","val":1100000,"accn":"0001140361-19-014584","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-08"},{"end":"2018-12-31","val":1100000,"accn":"0001140361-19-020181","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"end":"2018-12-31","val":1100000,"accn":"0001140361-20-004386","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-28","frame":"CY2018Q4I"},{"end":"2019-03-31","val":4500000,"accn":"0000350852-19-000055","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-09","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0,"accn":"0001140361-19-014584","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-08","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0,"accn":"0001140361-19-020181","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08","frame":"CY2019Q3I"},{"end":"2019-12-31","val":0,"accn":"0001140361-20-004386","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-28"},{"end":"2019-12-31","val":0,"accn":"0001140361-20-011045","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-08","frame":"CY2019Q4I"},{"end":"2020-03-31","val":0,"accn":"0001140361-20-011045","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-08","frame":"CY2020Q1I"},{"end":"2020-12-31","val":0,"accn":"0001140361-21-036915","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08","frame":"CY2020Q4I"},{"end":"2021-09-30","val":1000000,"accn":"0001140361-21-036915","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08","frame":"CY2021Q3I"},{"end":"2021-12-31","val":0,"accn":"0001140361-22-028565","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-08","frame":"CY2021Q4I"},{"end":"2022-06-30","val":2000000,"accn":"0001140361-22-028565","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-08","frame":"CY2022Q2I"},{"end":"2022-12-31","val":0,"accn":"0001140361-23-038458","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-08","frame":"CY2022Q4I"},{"end":"2023-06-30","val":3000000,"accn":"0001140361-23-038458","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-08","frame":"CY2023Q2I"}]}},"FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding":{"label":"Federal Home Loan Bank, Advances, Activity for Year, Average Balance of Agreements Outstanding","description":"The calculated average balance outstanding for the year for all Federal Home Loan Bank advances as of the Balance Sheet date.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":320900000,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":342600000,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013"}]}},"FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch":{"label":"Federal Home Loan Bank, Advances, Branch of FHLB Bank, Amount of Advances","description":"Amount of advances from the Federal Home Loan Bank (FHLB).","units":{"USD":[{"end":"2012-12-31","val":1400000,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1300000,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013Q4I"},{"end":"2014-12-31","val":61200000,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRateRangeFrom":{"label":"Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate, Range from (Deprecated 2016-01-31)","description":"Discloses the lowest interest rate applicable to any of the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet 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date.","units":{"pure":[{"end":"2012-12-31","val":0.0742,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0.0742,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0.0642,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesBranchOfFHLBBankWeightedAverageInterestRate":{"label":"Federal Home Loan Bank, Advances, Branch of FHLB Bank, Weighted Average Interest Rate (Deprecated 2016-01-31)","description":"Describes the weighted average interest rate applicable to the specific advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.","units":{"pure":[{"end":"2011-12-31","val":0.022,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0.02,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0.02,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14"},{"end":"2013-12-31","val":0.0184,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2013-12-31","val":0.0184,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14"},{"end":"2014-12-31","val":0.002,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds":{"label":"Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, 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(FHLB).","units":{"USD":[{"end":"2012-12-31","val":436100000,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-12-31","val":458500000,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013Q4I"},{"end":"2014-12-31","val":483000000,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesLongTerm":{"label":"Long-term Federal Home Loan Bank Advances","description":"Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if 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Federal Home Loan Bank (FHLBank) maturing after fifth fiscal year following current fiscal year. 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2012-12-31","val":116000,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-12-31","val":114000,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013Q4I"},{"end":"2014-12-31","val":111000,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromThreeToFourYearsOfBalanceSheetDate":{"label":"Federal Home Loan Bank, Advance, Maturity, Year Four","description":"Amount of advance from Federal Home Loan Bank (FHLBank) maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2012-12-31","val":111000,"accn":"0000350852-13-000041","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-12-31","val":98000,"accn":"0000350852-14-000034","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-14","frame":"CY2013Q4I"},{"end":"2014-12-31","val":404000,"accn":"0000350852-15-000038","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate":{"label":"Federal Home Loan Bank, Advance, Maturity, Year Three","description":"Amount of advance from Federal Home Loan Bank (FHLBank) maturing in third fiscal year following current fiscal year. 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Federal funds sold represent the excess federal funds held by one commercial bank which it lends to another commercial bank, usually at an agreed-upon (federal funds) rate of interest. 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ipment":{"label":"Payments 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