| Standard label: | Accrued Participation Liabilities, Due in Next Operating Cycle |
| Name: | us-gaap:AccruedParticipationLiabilitiesDueInNextOperatingCycle |
| Documentation: | The amount of accrued participation liabilities that it expects to pay during the upcoming operating cycle. |
| 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:AccruedParticipationLiabilitiesDueInNextOperatingCycle |
| Label | Role | Language |
| Accrued Participation Liabilities, Due in Next Operating Cycle | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 926 405 50 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 926 |