| Standard label: | OCI, before Reclassifications, Net of Tax, Attributable to Parent |
| Name: | us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent |
| Documentation: | Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent |
| Label | Role | Language |
| OCI, before Reclassifications, Net of Tax, Attributable to Parent | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 220 10 45 14A | http://fasb.org/us-gaap/role/ref/legacyRef | 220 |
| FASB Accounting Standards Codification 220 10 55 15 | http://fasb.org/us-gaap/role/ref/legacyRef | 220 |