| Standard label: | Cash Pass-through Reserve, Federal Home Loan Bank |
| Name: | us-gaap:CashPassThroughReserveFederalHomeLoanBank |
| Documentation: | Amount of pass-through reserves deposited with Federal Reserve Banks from member institutions of Federal Home Loan Banks (FHLBanks). |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CashPassThroughReserveFederalHomeLoanBank |
| Label | Role | Language |
| Cash Pass-through Reserve, Federal Home Loan Bank | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |