cm:Concept: us-gaap:DiscontinuedOperationContinuationOfActivitiesWithDiscontinuedOperationAfterDisposalDescription
Discontinued Operation, Nature of Activities Having Continuing Involvement after Disposal |
us-gaap:DiscontinuedOperationContinuationOfActivitiesWithDiscontinuedOperationAfterDisposalDescription |
Description of the nature of activities that give rise to the continuing involvement with a discontinued operation after disposal. |
cm:Concept |
Text/String (xbrli:stringItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:DiscontinuedOperationContinuationOfActivitiesWithDiscontinuedOperationAfterDisposalDescription |