| Standard label: | Operating Lease, Impairment Loss |
| Name: | us-gaap:OperatingLeaseImpairmentLoss |
| Documentation: | Amount of loss from impairment of right-of-use asset from operating lease. |
| 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:OperatingLeaseImpairmentLoss |
| Label | Role | Language |
| Operating Lease, Impairment Loss | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 842 20 25 6 (c) | http://www.xbrl.org/2009/role/commonPracticeRef | 842 |
| Part Of Roll Up: |
| us-gaap:GoodwillAndIntangibleAssetImpairment |