| Name | FederalHomeLoanBankAdvancesMaturityRollingYearParValueAbstract |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Federal Home Loan Bank, Advances, Maturity, Rolling Year, Par Value [Abstract] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:DepositLiabilitiesReclassifiedAsLoansReceivable1 | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInRollingYearTwo | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInRollingYearThree | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInRollingYearFour | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInRollingYearFive | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryAfterRollingYearFive | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesIndexAmortizing | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks | |
us-gaap:FederalHomeLoanBankAdvancesParValue | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:FederalHomeLoanBankAdvancesMaturityRollingYearAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks |