| Name | LiabilitiesSubjectToCompromiseExpenseReversalOfExpenseForLiabilities |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Liabilities Subject to Compromise, Expense (Reversal of Expense) for Liabilities | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount of expense (reversal of expense) related to liabilities subject to compromise since the bankruptcy filing date. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Note | Element is modeled from income statement perspective. Element may be used in Statement of Operations. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| PublishDate | 2016-01 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Positive_XBRL_Value | Enter a positive XBRL value for expense. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Negative_XBRL_Value | Enter a negative XBRL value for reversal of expense. | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |