| Name | DefinedBenefitPlanNetPeriodicBenefitCostCreditOtherCostCreditStatementOfIncomeOrComprehensiveIncomeExtensibleList |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | srt-types:extensibleListItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Other Cost (Credit), Statement of Income or Comprehensive Income [Extensible List] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Indicates line item in statement of income or comprehensive income that includes cost (credit) component of net periodic benefit (cost) credit for defined benefit plan, classified as other. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |