| Standard label: | Accounting Standards Update 2011-04 [Member] |
| Name: | us-gaap:AccountingStandardsUpdate201104Member |
| Documentation: | Accounting Standards Update 2011-04 Fair Value Measurement (Topic 820): Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and IFRSs. |
| Object type: | cm:Member |
| Data type: | [Member] (nonnum:domainItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:AccountingStandardsUpdate201104Member |
| Label | Role | Language |
| Accounting Standards Update 2011-04 [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |