cm:Concept: us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights |
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights |
Description of service or performance condition required to be met for earning right to award under share-based payment arrangement. Includes, but is not limited to, combination of market, performance or service condition. |
cm:Concept |
Text/String (xbrli:stringItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights |