| Standard label: | Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current |
| Name: | us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent |
| Documentation: | Amount classified as accounts payable and accrued liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or 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:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent |
| Label | Role | Language |
| Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current | http://www.xbrl.org/2003/role/label | en-US |
| Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 205 20 50 5B (e) | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |
| FASB Accounting Standards Codification 205 20 45 10 | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |
| FASB Accounting Standards Codification 205 20 45 11 | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |
| FASB Accounting Standards Codification 360 10 50 3 (e) | http://fasb.org/us-gaap/role/ref/legacyRef | 360 |
| FASB Accounting Standards Codification 360 10 45 9 | http://fasb.org/us-gaap/role/ref/legacyRef | 360 |
| Part Of Roll Up: |
| us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent |