| Standard label: | Franchise Rights [Member] |
| Name: | us-gaap:FranchiseRightsMember |
| Documentation: | Rights, generally of limited duration, that the entity has obtained through a franchise arrangement to operate a business using another company's name, merchandise, services, methodologies, promotional support, marketing and supplies. |
| 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:FranchiseRightsMember |
| Label | Role | Language |
| Franchise Rights [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 805 20 55 31 (e) | http://fasb.org/us-gaap/role/ref/legacyRef | 805 |