cm:Level3TextBlock: us-gaap:NetInvestmentInLeaseAllowanceForCreditLossTableTextBlock
Net Investment in Lease, Allowance for Credit Loss [Table Text Block] |
us-gaap:NetInvestmentInLeaseAllowanceForCreditLossTableTextBlock |
Tabular disclosure of allowance for credit loss on net investment in sales-type and direct financing leases. |
cm:Level3TextBlock |
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For Period (duration) |
(no balance type) |
false |
us-gaap:NetInvestmentInLeaseAllowanceForCreditLossTableTextBlock |