| Standard label: | Proceeds from Divestiture of Businesses and Interests in Affiliates |
| Name: | us-gaap:ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates |
| Documentation: | The cash inflow associated with the amount received from the sale of a business segment or subsidiary or sale of an entity that is related to it but not strictly controlled during the period (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment). |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates |
| Label | Role | Language |
| Proceeds from Divestiture of Businesses and Interests in Affiliates | http://www.xbrl.org/2003/role/label | en-US |
| Proceeds from Divestiture of Businesses and Interests in Affiliates, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 230 10 45 12 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 230 |
| Part Of Roll Up: |
| us-gaap:PaymentsForProceedsFromBusinessesAndInterestInAffiliates |