cm:Concept: us-gaap:InterestExpenseOnPrepetitionLiabilitiesRecognizedInStatementOfOperations
| Interest Expense on Prepetition Liabilities Recognized in Statement of Operations |
| us-gaap:InterestExpenseOnPrepetitionLiabilitiesRecognizedInStatementOfOperations |
| The amount of interest expense on prepetition obligations included in the statement of operations. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| For Period (duration) |
| Debit |
| false |
| us-gaap:InterestExpenseOnPrepetitionLiabilitiesRecognizedInStatementOfOperations |