| Standard label: | Description of Postemployment Benefits |
| Name: | us-gaap:DescriptionOfPostemploymentBenefits |
| Documentation: | Description of benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement, except for: a) benefits provided through a pension or postretirement benefit plan, b) individual deferred compensation arrangements, c) termination benefits pertaining to exit or disposal activities, and d) stock compensation plans. Benefits may be provided in cash or in kind and may be paid as a result of disability, layoff, death, or other event. |
| Object type: | cm:Concept |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:DescriptionOfPostemploymentBenefits |
| Label | Role | Language |
| Description of Postemployment Benefits | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 712 10 15 3 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 712 |