| Standard label: | Deferred Compensation Share-based Arrangements, Liability, Current and Noncurrent |
| Name: | us-gaap:DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent |
| Documentation: | Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements. |
| 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:DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent |
| Label | Role | Language |
| Deferred Compensation Share-based Arrangements, Liability, Current and Noncurrent | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |