XML 49 R39.htm IDEA: XBRL DOCUMENT
v3.21.2

Note C - Finance Receivables, Net - Financing Receivables Analysis (Details) | 3 Months Ended
--- | ---
Jul. 31, 2021 | Jul. 31, 2020
Principal collected as a percent of average finance receivables | 11.50% | 13.00%
Average down-payment percentage | 6.90% | 7.60%
Average originating contract term (in months) (Month) | 38 months 24 days | 32 months 12 days
Portfolio weighted average contract term, including modifications (in months) (Month) | 38 months 21 days | 33 months 27 days

X
- Definition Average down-payment percentage + References No definition available. + Details
Name: | crmt_AverageDownpaymentPercentage
Namespace Prefix: | crmt_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average originating contract term. + References No definition available. + Details
Name: | crmt_AverageOriginatingContractTerm
Namespace Prefix: | crmt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Portfolio weighted average contract term, including modifications. + References No definition available. + Details
Name: | crmt_PortfolioWeightedAverageContractTermIncludingModifications
Namespace Prefix: | crmt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the principal collected as a percent of average finance receivables. + References No definition available. + Details
Name: | crmt_PrincipalCollectedAsAPercentOfAverageFinancingReceivables
Namespace Prefix: | crmt_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant