| Standard label: | Effective Income Tax Rate Reconciliation, Percent |
| Name: | us-gaap:EffectiveIncomeTaxRateContinuingOperations |
| Documentation: | Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. |
| Object type: | cm:Concept |
| Data type: | Percent (num:percentItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:EffectiveIncomeTaxRateContinuingOperations |
| Label | Role | Language |
| Effective Income Tax Rate Reconciliation, Percent | http://www.xbrl.org/2003/role/label | en-US |
| Effective Income Tax Rate Reconciliation, Percent, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 235 10 S99 1 (SX 210.4-08.(h)(2)) | http://fasb.org/us-gaap/role/ref/legacyRef | 235 |
| FASB Accounting Standards Codification 740 10 50 12 | http://fasb.org/us-gaap/role/ref/legacyRef | 740 |
| FASB Accounting Standards Codification 740 10 50 13 | http://fasb.org/us-gaap/role/ref/legacyRef | 740 |