| Standard label: | AOCI, Derivative Qualifying as Hedge, Excluded Component, after Tax |
| Name: | us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentAfterTax |
| Documentation: | Amount, after tax, of accumulated gain (loss) from increase (decrease) in value of excluded component of derivative hedge. |
| 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:AociDerivativeQualifyingAsHedgeExcludedComponentAfterTax |
| Label | Role | Language |
| AOCI, Derivative Qualifying as Hedge, Excluded Component, after Tax | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 815 30 50 2 (d) | http://www.xbrl.org/2003/role/disclosureRef | 815 |
| Part Of Roll Up: |
| us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax |