cm:Concept: us-gaap:NatureOfCommonOwnershipOrManagementControlRelationships
| Nature of Common Ownership or Management Control Relationships |
| us-gaap:NatureOfCommonOwnershipOrManagementControlRelationships |
| This element represents a description of the nature of common ownership or management control relationships with other entities, regardless of there being transactions between the entities, when the existence of that control could result in operating results or financial position of the reporting entity significantly different from that which would have been obtained if the entities' were autonomous. |
| cm:Concept |
| Text/String (xbrli:stringItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:NatureOfCommonOwnershipOrManagementControlRelationships |