cm:Member: us-gaap:UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain
Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] |
us-gaap:UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain |
General description of the goods or services to be purchased from the counterparty to the unconditional purchase arrangement. |
cm:Member |
[Member] (nonnum:domainItemType) |
For Period (duration) |
(no balance type) |
true |
us-gaap:UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain |