| Name | FederalHomeLoanBankAdvancesMaturitiesSummaryInRollingYearTwo |
|---|---|
| Namespace | http://fasb.org/us-gaap/2021-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Federal Home Loan Bank, Advances, Maturities Summary, in Rolling Year Two | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Par amount of advances made and reported by Federal Home Loan Bank (FHLBank) maturing in the second rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2014 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:FederalHomeLoanBankAdvancesParValue | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionUnclassified-DepositBasedOperations | |
us-gaap:FederalHomeLoanBankAdvancesMaturityRollingYearParValueAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesFederalHomeLoanBanks |