XML 59 R45.htm IDEA: XBRL DOCUMENT v3.19.2

Note C - Finance Receivables, Net - Average Financing Receivable Contract Terms (Details)	12 Months Ended
	Apr. 30, 2019	Apr. 30, 2018
Average originating contract term (in months) (Month)	2 years 165 days	2 years 171 days
Portfolio weighted average contract term, including modifications (Month)	2 years 243 days	2 years 255 days

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