| Standard label: | Significant Changes, Franchised Outlets in Operation |
| Name: | us-gaap:SignificantChangesFrachisedOutletsInOperation |
| Documentation: | The number of franchised outlets in operation at the balance sheet date when there are significant changes in franchisor-owned outlets or franchised outlets during the period. |
| Object type: | cm:Concept |
| Data type: | Integer (xbrli:integerItemType) |
| Period type: | As Of (instant) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:SignificantChangesFrachisedOutletsInOperation |
| Label | Role | Language |
| Significant Changes, Franchised Outlets in Operation | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 952 10 50 1 (c) | http://www.xbrl.org/2003/role/disclosureRef | 952 |
| FASB Accounting Standards Codification 952 605 50 3 (c) | http://fasb.org/us-gaap/role/ref/otherTransitionRef | 952 |