cm:Concept: us-gaap:RevenueRecognitionMultipleDeliverableArrangementsSignificantDeliverablesSeparateUnitsOfAccountingQualificationFlag
| Revenue Recognition, Multiple-deliverable Arrangement, Significant Deliverable, Separate Unit of Accounting, Qualification [Fixed List] |
| us-gaap:RevenueRecognitionMultipleDeliverableArrangementsSignificantDeliverablesSeparateUnitsOfAccountingQualificationFlag |
| Represents a statement by the entity that its multiple-deliverable arrangement has separate units of accounting requiring the allocation of consideration for revenue recognition purposes. If this item is yes, the explanation of the significant deliverables and units of accounting would be included in the description of the multiple-deliverable arrangement; if this item is no, the reasons that the significant deliverables do not qualify as separate units of accounting would likewise be expected to be included in the description of the multiple-deliverable arrangement. |
| cm:Concept |
| Yes/No (us-types:yesNoItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:RevenueRecognitionMultipleDeliverableArrangementsSignificantDeliverablesSeparateUnitsOfAccountingQualificationFlag |