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R65.htm
IDEA: XBRL DOCUMENT
v3.3.1.900
Disclosure About Fair Value of Financial Instruments - Additional Information (Detail)
12 Months Ended
Dec. 31, 2015
Fair Value Disclosures [Abstract]
Turnover rate of loan portfolio
1.5
X
- Definition
The annual turnover of the finance receivables in the portfolio.
+ References
No definition available.
+ Details
Name:
rm_FinanceReceivablePortfolioTurnoverRate
Namespace Prefix:
rm_
Data Type:
xbrli:pureItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_FairValueDisclosuresAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration