XML 53 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Note C - Finance Receivables (Detail) - Financing receivables analysis | 9 Months Ended
--- | ---
Jan. 31, 2013 | Jan. 31, 2012
Principal collected as a percent of average finance receivables | 42.80% | 46.30%
Average down-payment percentage | 5.80% | 6.20%
Average originating contract term (in months) | 28 months 9 days | 26 months 18 days
Portfolio weighted average contract term, including modifications (in months) | 28 months 21 days | 27 months 21 days

X
- Definition Average down-payment percentage + References No definition available. + Details
Name: | crmt_AverageDownpaymentPercentage
Namespace Prefix: | crmt_
Data Type: | num: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: | instant

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: | instant

X
- Definition Principal collected as a percent of average finance receivables + References No definition available. + Details
Name: | crmt_PrincipalCollectedAsAPercentOfAverageFinanceReceivables
Namespace Prefix: | crmt_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration