| Standard label: | Business Combination, Indemnification Assets, Range of Outcomes, Value, Low |
| Name: | us-gaap:BusinessCombinationIndemnificationAssetsRangeOfOutcomesValueLow |
| Documentation: | For indemnification assets recognized in connection with a business combination, this element represents an estimate of the low-end of the potential range (undiscounted) of the indemnification benefit which may be realized. |
| 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:BusinessCombinationIndemnificationAssetsRangeOfOutcomesValueLow |
| Label | Role | Language |
| Business Combination, Indemnification Assets, Range of Outcomes, Value, Low | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 805 20 50 1 (a)(3) | http://fasb.org/us-gaap/role/ref/legacyRef | 805 |