Details for Selection
| Standard label: | Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] |
| Name: | us-gaap:ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock |
| Documentation: | Tabular disclosure of the changes in plan assets and benefit obligations recognized in other comprehensive income (loss) during the period. |
| Commentary: | |
| Data type: | Text Block (HTML) (nonnum:textBlockItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Text Block] |