| Standard label: | Liquidation Basis of Accounting, Remeasurement, Gain (Loss) on Items Previously Not Recognized |
| Name: | us-gaap:LiquidationBasisOfAccountingRemeasurementGainLossOnItemsPreviouslyNotRecognized |
| Documentation: | Amount of gain (loss) from remeasurement of items not previously recognized expected to be sold in liquidation. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:LiquidationBasisOfAccountingRemeasurementGainLossOnItemsPreviouslyNotRecognized |
| Label | Role | Language |
| Liquidation Basis of Accounting, Remeasurement, Gain (Loss) on Items Previously Not Recognized | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 205 30 35 1 | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |
| FASB Accounting Standards Codification 205 30 25 4 | http://fasb.org/us-gaap/role/ref/legacyRef | 205 |