cm:Member: us-gaap:RetainedEarningsUnappropriatedMember
| Retained Earnings, Unappropriated [Member] |
| us-gaap:RetainedEarningsUnappropriatedMember |
| A segregation of retained earnings which is available for dividend distribution. Earnings not paid out as dividends but instead reinvested in the core business or used to pay off debt. Unappropriated profit is part of shareholder equity. Also called cumulative distributions or earned surplus or accumulated earnings or unappropriated profit. |
| cm:Member |
| [Member] (nonnum:domainItemType) |
| For Period (duration) |
| (no balance type) |
| true |
| us-gaap:RetainedEarningsUnappropriatedMember |