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v2.4.1.9

Note B - Summary of Significant Accounting Policies (Details) (USD $) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jan. 31, 2015 | Jan. 31, 2014 | Apr. 30, 2014 | Apr. 30, 2013
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Number of Reportable Segments | 1 us-gaap_NumberOfReportableSegments |  |  |
Line of Credit Facility, Distribution Limitations, Maximum Aggregate Amount of Stock Repurchases | $ 40,000,000 crmt_LineOfCreditFacilityDistributionLimitationsMaximumAggregateAmountOfStockRepurchases |  |  |
Line of Credit Facility, Distribution Limitations, Percentage of Sum of Borrowing Bases | 30.00%crmt_LineOfCreditFacilityDistributionLimitationsPercentageOfSumOfBorrowingBases |  |  |
Line of Credit Facility, Distribution Limitations, Percentage of Consolidated Net income | 75.00%crmt_LineOfCreditFacilityDistributionLimitationsPercentageOfConsolidatedNetIncome |  |  |
Line of Credit Facility, Distribution Limitations, Minimum Percentage of Aggregate Funds Available | 12.50%crmt_LineOfCreditFacilityDistributionLimitationsMinimumPercentageOfAggregateFundsAvailable |  |  |
Interest Earned on Financing Receivables | 1,800,000 crmt_InterestEarnedOnFinancingReceivables |  | 1,800,000 crmt_InterestEarnedOnFinancingReceivables |
Finance Receivables, Customer Payments Due Either Weekly or Bi-Weekly, Percentage | 75.00%crmt_FinanceReceivablesCustomerPaymentsDueEitherWeeklyOrBiWeeklyPercentage |  |  |
Financing Receivable, Greater Than or Equal to 30 Days Past Due, Percent of Portfolio | 5.20%crmt_FinancingReceivableGreaterThanOrEqualTo30DaysPastDuePercentOfPortfolio | 5.80%crmt_FinancingReceivableGreaterThanOrEqualTo30DaysPastDuePercentOfPortfolio |  |
Financing Receivable, Average Days Past Due at Charge Off | 66 days |  |  |
Percentage of Receivable Charge Offs | 50.00%crmt_PercentageOfReceivableChargeOffs |  |  |
Average Age of Account At Charge-Off Date | 11 months 9 days |  |  |
Financing Receivable, Allowance for Credit Losses | 95,273,000 us-gaap_FinancingReceivableAllowanceForCreditLosses | 90,942,000 us-gaap_FinancingReceivableAllowanceForCreditLosses | 86,033,000 us-gaap_FinancingReceivableAllowanceForCreditLosses | 75,345,000 us-gaap_FinancingReceivableAllowanceForCreditLosses
Accounts Receivable Allowance for Credit Losses Percentage | 23.80%crmt_AccountsReceivableAllowanceForCreditLossesPercentage |  | 23.50%crmt_AccountsReceivableAllowanceForCreditLossesPercentage |
Finance Receivable Principal Balance | 425,076,000 crmt_FinanceReceivablePrincipalBalance | 400,651,000 crmt_FinanceReceivablePrincipalBalance | 379,332,000 crmt_FinanceReceivablePrincipalBalance |
Goodwill, Impairment Loss | 0 us-gaap_GoodwillImpairmentLoss |  | 0 us-gaap_GoodwillImpairmentLoss |
Income Tax Examination, Penalties and Interest Accrued | 0 us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued |  | 0 us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued |
Late Fee Income Generated by Servicing Financial Assets, Amount | 1,700,000 us-gaap_LateFeeIncomeGeneratedByServicingFinancialAssetsAmount | 1,600,000 us-gaap_LateFeeIncomeGeneratedByServicingFinancialAssetsAmount |  |
Financing Receivable Recorded Investment Greater Than 90 Days Past Due | 2,364,000 crmt_FinancingReceivableRecordedInvestmenGreaterThan90DaysPastDue | 2,426,000 crmt_FinancingReceivableRecordedInvestmenGreaterThan90DaysPastDue | 1,155,000 crmt_FinancingReceivableRecordedInvestmenGreaterThan90DaysPastDue |
Stock Repurchased During Period, Shares (in Shares) | 321,675 us-gaap_StockRepurchasedDuringPeriodShares | 212,620 us-gaap_StockRepurchasedDuringPeriodShares |  |
Stock Repurchased During Period, Value | 13,600,000 us-gaap_StockRepurchasedDuringPeriodValue | 8,700,000 us-gaap_StockRepurchasedDuringPeriodValue |  |
Payment Protection Plan [Member] |  |  |  |
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Deferred Revenue | 15,188,000 us-gaap_DeferredRevenue / us-gaap_ProductOrServiceAxis = crmt_PaymentProtectionPlanMember |  | 13,233,000 us-gaap_DeferredRevenue / us-gaap_ProductOrServiceAxis = crmt_PaymentProtectionPlanMember |
Service Contract [Member] |  |  |  |
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Deferred Revenue | $ 9,582,000 us-gaap_DeferredRevenue / us-gaap_ProductOrServiceAxis = crmt_ServiceContractMember |  | $ 4,234,000 us-gaap_DeferredRevenue / us-gaap_ProductOrServiceAxis = crmt_ServiceContractMember |
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | ARKANSAS |  |  |  |
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Concentration Risk, Percentage | 32.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_StatementGeographicalAxis = stpr_AR |  |  |
Minimum [Member] |  |  |  |
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Financing Receivable Interest Rate | 11.00%crmt_FinancingReceivableInterestRate / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Allowance for Credit Losses Primary Factor, Units Repossessed or Charged-off Evaluation Period | 1 year |  |  |
Maximum [Member] |  |  |  |
Note B - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |
Financing Receivable Interest Rate | 19.00%crmt_FinancingReceivableInterestRate / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Allowance for Credit Losses Primary Factor, Units Repossessed or Charged-off Evaluation Period | 5 years |  |  |

X
- Definition Represents accounts receivable allowance for credit losses percentage. + References No definition available. + Details
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- Definition Represents the average age of an account at charge-off date. + References No definition available. + Details
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- Definition Represents the principal balance of finance receivables after deducting unearned finance charges from gross contract amount. + References No definition available. + Details
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- Definition Represents financing receivable, average days past due at charge off. + References No definition available. + Details
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- Definition Represents the percentage of financing receivable that is greater than or equal to 30 days past due. + References No definition available. + Details
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- Definition Represents the interest rate on installment sale contracts. + References No definition available. + Details
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- Definition Represents financing receivables that are greater than 90 days past due. + References No definition available. + Details
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- Definition Represents the interest earned on financing receivable. + References No definition available. + Details
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X
- Definition Represents the distribution limitations, maximum aggregate amount of stock repurchases. + References No definition available. + Details
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- Definition Represents the distribution limitations, minimum percentage of aggregate funds available. + References No definition available. + Details
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- Definition Represents the distribution limitations, percentage of consolidated net income. + References No definition available. + Details
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- Definition Represents the distribution limitations, percentage of sum of borrowing bases. + References No definition available. + Details
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 + Details
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- Definition Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 13 -Section A Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response) -URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780 + Details
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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524 + Details
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition All amounts that are due to the servicer of a financial asset as a result of the debt holder not meeting the monthly payment terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7882072&loc=d3e122596-111746 + Details
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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