| Standard label: | Long-term Debt, Percentage Bearing Fixed Interest, Amount |
| Name: | us-gaap:LongtermDebtPercentageBearingFixedInterestAmount |
| Documentation: | The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate. |
| 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:LongtermDebtPercentageBearingFixedInterestAmount |
| Label | Role | Language |
| Long-term Debt, Percentage Bearing Fixed Interest, Amount | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |