| Standard label: | Long-term Federal Home Loan Bank Advances, Noncurrent |
| Name: | us-gaap:LongtermFederalHomeLoanBankAdvancesNoncurrent |
| Documentation: | The noncurrent portion of Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:LongtermFederalHomeLoanBankAdvancesNoncurrent |
| Label | Role | Language |
| Long-term Federal Home Loan Bank Advances, Noncurrent | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 210 10 S99 1 (SX 210.5-02(22)) | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 440 10 50 6 | http://fasb.org/us-gaap/role/ref/legacyRef | 440 |
| FASB Accounting Standards Codification 470 10 50 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 470 |
| FASB Accounting Standards Codification 942 210 S99 1 (SX 210.9-03(16)) | http://fasb.org/us-gaap/role/ref/legacyRef | 942 |
| FASB Accounting Standards Codification 944 210 S99 1 (SX 210.7-03(a)(16)(a)(2)) | http://fasb.org/us-gaap/role/ref/legacyRef | 944 |
| Part Of Roll Up: |
| us-gaap:LongTermDebtNoncurrent |