| Standard label: | Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest |
| Name: | us-gaap:LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest |
| Documentation: | Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized. |
| 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:LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest |
| Label | Role | Language |
| Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 310 10 50 7 (a) | http://fasb.org/us-gaap/role/ref/legacyRef | 310 |