| Name | FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| 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 |
|---|---|---|---|
| Par amount of advances made and reported by Federal Home Loan Bank (FHLBank) maturing in the next 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 |
| Federal Home Loan Bank, Advances, Maturities Summary, in Next Rolling Twelve Months | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |