| Standard label: | Equity Method Investment, Ownership Percentage |
| Name: | us-gaap:EquityMethodInvestmentOwnershipPercentage |
| Documentation: | The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. |
| Object type: | cm:Concept |
| Data type: | Percent (num:percentItemType) |
| Period type: | As Of (instant) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:EquityMethodInvestmentOwnershipPercentage |
| Label | Role | Language |
| Equity Method Investment, Ownership Percentage | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 323 10 50 3 (a)(1) | http://fasb.org/us-gaap/role/ref/legacyRef | 323 |