| Standard label: | Beneficial Owner [Member] |
| Name: | us-gaap:BeneficialOwnerMember |
| Documentation: | Any person who, directly or indirectly, through any contract, arrangement, understanding, relationship, or otherwise has shares of the entity with 1) voting power which includes the power to vote, or to direct the voting of, such security, and/or 2) investment power which includes the power to dispose, or to direct the disposition of, such security. |
| 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:BeneficialOwnerMember |
| Label | Role | Language |
| Beneficial Owner [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |