| Name | FederalHomeLoanBankAdvancesMaturitiesSummaryDueInRemainderOfFiscalYear |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Federal Home Loan Bank, Advance, Maturity, Remainder of Fiscal Year | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount of advance from Federal Home Loan Bank (FHLBank) maturing in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |