| Standard label: | Positive Outcome of Litigation [Member] |
| Name: | us-gaap:PositiveOutcomeOfLitigationMember |
| Documentation: | A potential favorable result upon resolution of a litigation matter, whether through trial, arbitration, mediation, or settlement of a legal threat made to another party, which results in collection of a damages award in cash or in other tangible or intangible assets. |
| Object type: | cm:Member |
| Data type: | [Member] (nonnum:domainItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:PositiveOutcomeOfLitigationMember |
| Label | Role | Language |
| Positive Outcome of Litigation [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |