Details for Selection
| Standard label: | Defined Benefit Plan, Derivatives Use |
| Name: | us-gaap:DefinedBenefitPlanDerivativesUse |
| Documentation: | Description of derivatives use that is pertinent to an understanding of the plan investment policies and strategies. |
| Commentary: | |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Concept] |