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Note C - Finance Receivables, Net (Details) - Financing Receivables Analysis | 12 Months Ended
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Apr. 30, 2014 | Apr. 30, 2013
Financing Receivables Analysis [Abstract] |  |
Principal collected as a percent of average finance receivables | 58.00% | 60.60%
Average down-payment percentage | 6.60% | 6.60%
Average originating contract term (in months) | 27 months 12 days | 27 months 6 days
Portfolio weighted average contract term, including modifications (in months) | 29 months 24 days | 29 months 9 days

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- Definition Average down-payment percentage + References No definition available. + Details
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- Definition Average originating contract term. + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | crmt_
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- Definition Portfolio weighted average contract term, including modifications. + References No definition available. + Details
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- Definition Principal collected as a percent of average finance receivables + References No definition available. + Details
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