cm:Concept: us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities
Proceeds from Sale and Maturity of Marketable Securities |
us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities |
The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities |