cm:Concept: us-gaap:SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount
Settlement of Asset Retirement Obligations Through Noncash Payments, Amount |
us-gaap:SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount |
Amount of asset retirement obligations settled through noncash transactions. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount |