cm:Concept: us-gaap:RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings |
us-gaap:RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings |
Number, after shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation. |
cm:Concept |
Shares (xbrli:sharesItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings |