Details for Selection
| Standard label: | Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate |
| Name: | us-gaap:DefinedBenefitPlanYearThatRateReachesUltimateTrendRate |
| Documentation: | The year when the ultimate health care cost trend rate is expected to be reached. |
| Commentary: | |
| Data type: | Year (xbrli:gYearItemType) |
| Period type: | As of (instant) |
| Balance type: | |
| Object class: | [Concept] |