cm:Level3TextBlock: us-gaap:ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Schedule of Weighted Average Number of Shares [Table Text Block] |
us-gaap:ScheduleOfWeightedAverageNumberOfSharesTableTextBlock |
Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). |
cm:Level3TextBlock |
Text Block (HTML) (nonnum:textBlockItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:ScheduleOfWeightedAverageNumberOfSharesTableTextBlock |
WeightedAverageNumberOfShares |