cm:Level2TextBlock: us-gaap:PropertyLiabilityReserveEstimatePolicy
Property Liability Reserve Estimate, Policy [Policy Text Block] |
us-gaap:PropertyLiabilityReserveEstimatePolicy |
Disclosure of accounting policy amounts needed to provide for the estimated ultimate cost of settling property insurance claims relating to insured events that have occurred on or before a particular date (ordinarily, the statement of financial position date). |
cm:Level2TextBlock |
Text Block (HTML) (nonnum:textBlockItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:PropertyLiabilityReserveEstimatePolicy |