The standard percentage of eligible secured finance receivables that is available to be advanced from credit facility.

No definition available.

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- Definition

The standard percentage of eligible unsecured finance receivables that is available to be advanced from credit facility.

+ References

No definition available.

+ Details

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- Definition

The current period percentage of eligible secured finance receivables that is available to be advanced from credit facility.

+ References

No definition available.

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- Definition

The current period percentage of eligible unsecured finance receivables that is available to be advanced from credit facility.

+ References

No definition available.

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- Definition

The additional advance on an existing loan agreement.

+ References

No definition available.

+ Details

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- Definition

The maturity date of the amortizing loan credit agreement, in CCYY-MM format.

+ References

No definition available.

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- Definition

The amount by which the borrowing capacity of the line of credit facility may be expanded.

+ References

No definition available.

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility that has been decreased when the average outstanding balance exceeds contractually-designated balances.

+ References

No definition available.

+ Details

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- Definition

The servicing fee percentage paid by the VIE to the servicer.

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
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Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

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Balance Type:	credit
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- Definition

Average amount borrowed under the credit facility during the period.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The effective interest rate at the end of the reporting period.

+ References

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- Definition

The effective interest rate during the reporting period.

+ References

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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Balance Type:	debit
Period Type:	instant

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Long-Term Debt - Additional Information (Detail) - USD ($)			1 Months Ended			12 Months Ended
	Feb. 05, 2018	Oct. 02, 2017	Feb. 28, 2018	Nov. 30, 2017	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Line of Credit Facility [Line Items]
Cash deposited to restricted cash reserve account						$ 16,787,000	$ 8,297,000
Revolving Warehouse Credit Facility [Member]
Line of Credit Facility [Line Items]
Secured line of credit						125,000,000
Line of credit facility, accordion feature						$ 150,000,000
Description of Variable Rate Basis						Borrowings under the facility bore interest, payable monthly, at a blended rate equal to three-month LIBOR, plus a margin of 3.50%. Effective October 2, 2017 and February 5, 2018, the margin decreased to 3.25% and 3.00%, respectively, following the satisfaction of milestones associated with the Company's conversion to a new loan origination and servicing system. The three-month LIBOR was 1.69% at December 31, 2017.
Percentage of advances on debt agreement eligible secured finance receivables						80.00%
Cash deposited to restricted cash reserve account						$ 800,000
Asset Backed Loans [Member]
Line of Credit Facility [Line Items]
Amortizing loan, amount								$ 75,700,000
Loan, maturity date				2024-12
Variable Interest Entity, Primary Beneficiary [Member]
Line of Credit Facility [Line Items]
Cash deposited to restricted cash reserve account						$ 10,734,000	4,426,000
Servicing fee						4.00%
Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Secured line of credit					$ 638,000,000
Debt agreement expiration date					Jun. 20, 2020
Line of credit facility, accordion feature					$ 700,000,000
Unused line fee per annum						0.50%
Decreased unused line fee						0.375%
Percentage of advances on debt agreement eligible secured finance receivables						85.00%
Percentage of advances on debt agreement eligible unsecured finance receivables						70.00%
Current percentage of advances on eligible secured finance receivables						83.00%
Current percentage of advances on eligible unsecured finance receivables						68.00%
Credit facility, eligible borrowing capacity						$ 46,800,000
Senior Revolving Credit Facility [Member] \| Senior Revolving Credit Facility Prior to June 20, 2017 [Member]
Line of Credit Facility [Line Items]
Secured line of credit					$ 585,000,000
Debt agreement expiration date					Aug. 31, 2019
Waterfall [Member]
Line of Credit Facility [Line Items]
Cash deposited to restricted cash reserve account						8,600,000	$ 2,700,000
Credit Agreement [Member]
Line of Credit Facility [Line Items]
Additional loan advance				$ 37,800,000
Credit Agreement [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Line of Credit Facility [Line Items]
Percentage of advances on debt agreement eligible secured finance receivables				88.00%
Cash deposited to restricted cash reserve account						$ 1,300,000
Credit agreement, Interest rate				3.00%
Terms related to loan prepayment						The amended and restated credit agreement allows RMR to prepay the loan when the outstanding balance falls below 20% of the original loan amount.
Credit Agreement [Member] \| Variable Interest Entity, Primary Beneficiary [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Percentage of advances on debt agreement eligible secured finance receivables			85.00%
Credit agreement, Interest rate			3.25%
Minimum [Member] \| Revolving Warehouse Credit Facility [Member]
Line of Credit Facility [Line Items]
Unused line fee per annum						0.35%
Minimum [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Average outstanding amount						$ 413,000,000
Maximum [Member] \| Revolving Warehouse Credit Facility [Member]
Line of Credit Facility [Line Items]
Unused line fee per annum						0.85%
London Interbank Offered Rate (LIBOR) [Member]
Line of Credit Facility [Line Items]
Interest rate						1.56%	0.77%
London Interbank Offered Rate (LIBOR) [Member] \| Revolving Warehouse Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread						3.50%
Interest rate						1.69%
London Interbank Offered Rate (LIBOR) [Member] \| Milestones Associated with Conversion to New Loan Origination and Servicing System [Member] \| Revolving Warehouse Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread		3.25%
London Interbank Offered Rate (LIBOR) [Member] \| Milestones Associated with Conversion to New Loan Origination and Servicing System [Member] \| Revolving Warehouse Credit Facility [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread	3.00%
London Interbank Offered Rate (LIBOR) [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Description of Variable Rate Basis						The Company elects between one and six months, with a LIBOR floor of 1.00%, plus a 3.00% margin, increasing to 3.25% when the availability percentage is below 10%.
Interest rate, basis spread						3.00%
Interest rate						1.63%	0.88%
London Interbank Offered Rate (LIBOR) [Member] \| Senior Revolving Credit Facility [Member] \| Availability Percentage Below 10% [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread						3.25%
London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Effective interest rate on line of credit						1.00%
Base Rate [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Description of Variable Rate Basis						The Company may pay interest at the prime rate, plus a 2.00% margin, increasing to 2.25% when the availability percentage is below 10%.
Margin Rate [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread						2.00%
Margin Rate [Member] \| Senior Revolving Credit Facility [Member] \| Availability Percentage Below 10% [Member]
Line of Credit Facility [Line Items]
Interest rate, basis spread						2.25%
Prime Rate [Member] \| Senior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest rate						4.50%	3.75%