| Standard label: | Postemployment Benefits, Period Expense |
| Name: | us-gaap:PostemploymentBenefitsPeriodExpense |
| Documentation: | Period expense related to postemployment benefits. |
| 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:PostemploymentBenefitsPeriodExpense |
| Label | Role | Language |
| Postemployment Benefits, Period Expense | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |