cm:Level3TextBlock: us-gaap:RevenueFromExternalCustomersByGeographicAreasTableTextBlock
Revenue from External Customers by Geographic Areas [Table Text Block] |
us-gaap:RevenueFromExternalCustomersByGeographicAreasTableTextBlock |
Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. |
cm:Level3TextBlock |
Text Block (HTML) (nonnum:textBlockItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:RevenueFromExternalCustomersByGeographicAreasTableTextBlock |
GeographicAreasRevenuesfromExternalCustomers |