| Standard label: | Long-term Debt, Contingent Payment of Principal or Interest |
| Name: | us-gaap:LongTermDebtContingentPaymentOfPrincipalOrInterest |
| Documentation: | Description of conditions, facts and circumstances that would trigger a payment of principal or interest which was not otherwise immediately due and payable. |
| Object type: | cm:Concept |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:LongTermDebtContingentPaymentOfPrincipalOrInterest |
| Label | Role | Language |
| Long-term Debt, Contingent Payment of Principal or Interest | 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(a)(3)) | http://www.xbrl.org/2003/role/disclosureRef | 210 |