| Standard label: | Increase in Unrecognized Tax Benefits is Reasonably Possible |
| Name: | us-gaap:IncreaseInUnrecognizedTaxBenefitsIsReasonablyPossible |
| Documentation: | Amount of increase reasonably possible in the next twelve months for the unrecognized tax benefit. |
| 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:IncreaseInUnrecognizedTaxBenefitsIsReasonablyPossible |
| Label | Role | Language |
| Increase in Unrecognized Tax Benefits is Reasonably Possible | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 740 10 50 15 (d)(3) | http://fasb.org/us-gaap/role/ref/legacyRef | 740 |