| Standard label: | Restructuring and Related Activities, Initiation Date |
| Name: | us-gaap:RestructuringAndRelatedActivitiesInitiationDate |
| Documentation: | Date the restructuring activities were initiated or are expected to be initiated, in CCYY-MM-DD format. |
| Object type: | cm:Concept |
| Data type: | Date (xbrli:dateItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:RestructuringAndRelatedActivitiesInitiationDate |
| Label | Role | Language |
| Restructuring and Related Activities, Initiation Date | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 420 10 50 1 (a) | http://fasb.org/us-gaap/role/ref/legacyRef | 420 |
| FASB Accounting Standards Codification 420 10 S99 2 (SAB Topic 5.P.4(a)) | http://fasb.org/us-gaap/role/ref/legacyRef | 420 |