Details for Selection
| Standard label: | Liabilities Subject to Compromise, Description of Pension and Other Postretirement Obligations |
| Name: | us-gaap:LiabilitiesSubjectToCompromiseDescriptionOfPensionAndOtherPostretirementObligations |
| Documentation: | Description of pension and other postretirement obligations and changes since the date of the bankruptcy filing. |
| Commentary: | |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Concept] |