| Standard label: | Income Tax Refunds, Discontinued Operations | 
| Name: | us-gaap:IncomeTaxRefundsDiscontinuedOperations | 
| Documentation: | The amount of cash received during the period as refunds for the overpayment of taxes from discontinued operations. | 
| Object type: | cm:Concept | 
| Data type: | Monetary (xbrli:monetaryItemType) | 
| Period type: | For Period (duration) | 
| Balance type: | Debit | 
| Abstract: | false | 
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:IncomeTaxRefundsDiscontinuedOperations | 
| Label | Role | Language | 
| Income Tax Refunds, Discontinued Operations | http://www.xbrl.org/2003/role/label | en-US | 
| Reference | Role | Topic | 
| FASB Accounting Standards Codification 230 10 45 24 | http://fasb.org/us-gaap/role/ref/legacyRef | 230 |