OTHER INCOME, ASSETS AND LIABILITIES - Schedule of Other Income (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended
Oct. 03, 2014	Mar. 31, 2015	Mar. 31, 2014
Other income (loss), net
Unrealized gain (loss) on derivative instruments		$ (7,030)us-gaap_UnrealizedGainLossOnDerivatives	$ 1,357us-gaap_UnrealizedGainLossOnDerivatives
Gain (loss) on transfer of loans to REO		(544)	0
Gain on consumer loans investment	80,100nrz_GainLossOnConsumerLoanInvestment	10,447nrz_GainLossOnConsumerLoanInvestment	0nrz_GainLossOnConsumerLoanInvestment
Other income (loss)		(836)us-gaap_OtherIncome	0us-gaap_OtherIncome
Total Other income (loss), net		$ 2,037us-gaap_OtherNonoperatingIncome	$ 1,357us-gaap_OtherNonoperatingIncome

Gain (Loss) On Consumer Loan Investment

No definition available.

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- Definition

Gain (Loss) on Transfer of Loans to Real Estate Owned

+ References

No definition available.

+ Details

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- Definition

Reflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.4)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 4

-Article 7

+ Details

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- Definition

The aggregate amount of other income amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.7)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Article 5

+ Details

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- Definition

The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

+ 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

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