cm:Concept: us-gaap:ProceedsFromRelatedPartyDebt
| Proceeds from Related Party Debt |
| us-gaap:ProceedsFromRelatedPartyDebt |
| The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| For Period (duration) |
| Debit |
| false |
| us-gaap:ProceedsFromRelatedPartyDebt |