| Standard label: | Increase (Decrease) in Customer Loyalty Program Liability |
| Name: | us-gaap:IncreaseDecreaseInCustomerLoyaltyProgramLiability |
| Documentation: | Increase (decrease) in the liability arising from revenue deferred or cost to provide future products or services resulting from customer loyalty program. Excludes liability associated with frequent flier programs. Includes liability associated with customer loyalty programs for other businesses, for example, but not limited to, hotels, supermarkets, credit card companies, automobile rental companies, and book sellers. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:IncreaseDecreaseInCustomerLoyaltyProgramLiability |
| Label | Role | Language |
| Increase (Decrease) in Customer Loyalty Program Liability | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 230 10 45 28 (a) | http://fasb.org/us-gaap/role/ref/otherTransitionRef | 230 |