| Standard label: | Customer Refundable Fees |
| Name: | us-gaap:CustomerRefundableFees |
| Documentation: | Carrying amount as of the balance sheet date of proceeds that had been received in revenue related transactions that are refundable to the customers and do not meet the criteria for revenue recognition (for example, refundable membership fees). |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CustomerRefundableFees |
| Label | Role | Language |
| Customer Refundable Fees | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |