| Standard label: | Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest |
| Name: | us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest |
| Documentation: | Amount of ownership interest in a limited liability company (LLC), including portions attributable to both the parent and noncontrolling interests. |
| 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:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest |
| Label | Role | Language |
| Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest | http://www.xbrl.org/2003/role/label | en-US |
| Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 272 10 50 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 272 |
| FASB Accounting Standards Codification 272 10 50 3 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 272 |
| FASB Accounting Standards Codification 505 10 S99 1 (SX 210.3-04) | http://fasb.org/us-gaap/role/ref/legacyRef | 505 |