| Standard label: | Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment |
| Name: | us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1 |
| Documentation: | Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1 |
| Label | Role | Language |
| Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 310 10 50 11B (g) | http://fasb.org/us-gaap/role/ref/legacyRef | 310 |