cm:Concept: us-gaap:IncreaseDecreaseInDueFromOfficersAndStockholdersCurrent
| Increase (Decrease) in Due from Officers and Stockholders, Current |
| us-gaap:IncreaseDecreaseInDueFromOfficersAndStockholdersCurrent |
| The increase (decrease) during the reporting period in current receivables (due within one year or one operating cycle) to be collected from the reporting entity's executives and owners. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| For Period (duration) |
| Credit |
| false |
| us-gaap:IncreaseDecreaseInDueFromOfficersAndStockholdersCurrent |