SEGMENT REPORTING - Summary of Segment Financial Data (Details) - USD ($)	3 Months Ended																4 Months Ended	12 Months Ended
	Dec. 31, 2015		Sep. 30, 2015		Jun. 30, 2015		Mar. 31, 2015		Dec. 31, 2014		Sep. 30, 2014		Jun. 30, 2014		Mar. 31, 2014		May. 15, 2013	Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Segment Reporting Information [Line Items]
Interest income	$ 200,181,000		$ 182,341,000		$ 178,177,000		$ 84,373,000		$ 85,124,000		$ 97,587,000		$ 92,656,000		$ 71,490,000			$ 645,072,000		$ 346,857,000		$ 87,567,000
Interest expense	80,605,000		77,558,000		81,871,000		33,979,000		31,892,000		33,307,000		36,512,000		38,997,000			274,013,000		140,708,000		15,024,000
Net interest income (expense)	119,576,000		104,783,000		96,306,000		50,394,000		53,232,000		64,280,000		56,144,000		32,493,000			371,059,000		206,149,000		72,543,000
Impairment	18,682,000		(1,767,000)		5,421,000		2,048,000		8,748,000		1,134,000		908,000		492,000			24,384,000		11,282,000		5,454,000
Other income	9,909,000	[1]	(17,825,000)	[1]	37,650,000	[1]	12,295,000	[1]	40,085,000	[1]	122,064,000	[1]	177,889,000	[1]	35,050,000	[1]		42,029,000	[1]	375,088,000	[1]	241,008,000
Operating expenses	27,699,000		32,902,000		34,952,000		22,270,000		40,167,000		25,311,000		29,522,000		9,899,000			117,823,000		104,899,000		42,474,000
Income (Loss) Before Income Taxes	83,104,000		55,823,000		93,583,000		38,371,000		44,402,000		159,899,000		203,603,000		57,152,000			270,881,000		465,056,000		265,623,000
Income tax expense (benefit)	(15,948,000)		(5,932,000)		14,306,000		(3,427,000)		(6,526,000)		7,801,000		21,395,000		287,000		$ 0	(11,001,000)		22,957,000		0
Net Income (Loss)	99,052,000		61,755,000		79,277,000		41,798,000		50,928,000		152,098,000		182,208,000		56,865,000			281,882,000		442,099,000		265,623,000
Noncontrolling interests in income (loss) of consolidated subsidiaries	(3,928,000)		7,193,000		4,158,000		5,823,000		(3,302,000)		25,726,000		58,705,000		8,093,000			13,246,000		89,222,000		(326,000)
Net income (loss) attributable to common stockholders	102,980,000		$ 54,562,000		$ 75,119,000		$ 35,975,000		54,230,000		$ 126,372,000		$ 123,503,000		$ 48,772,000			268,636,000		352,877,000		265,949,000
Investments	12,884,846,000								7,718,821,000									12,884,846,000		7,718,821,000
Cash and cash equivalents	249,936,000								212,985,000									249,936,000		212,985,000
Restricted cash	94,702,000								29,418,000									94,702,000		29,418,000
Derivative assets	2,689,000								32,597,000									2,689,000		32,597,000
Other assets	1,960,549,000								95,423,000									1,960,549,000		95,423,000
Total assets	15,192,722,000								8,089,244,000									15,192,722,000		8,089,244,000
Debt	11,292,622,000	[2]							6,057,853,000	[2],[3]								11,292,622,000	[2]	6,057,853,000	[2],[3]	4,109,329,000	[3]
Other liabilities	913,520,000								181,466,000									913,520,000		181,466,000
Total liabilities	12,206,142,000								6,239,319,000									12,206,142,000		6,239,319,000
Total Equity	2,986,580,000								1,849,925,000									2,986,580,000		1,849,925,000		1,513,075,000		$ 378,356,000
Noncontrolling interests in equity of consolidated subsidiaries	190,647,000								253,836,000									190,647,000		253,836,000
Total New Residential stockholders’ equity	2,795,933,000								1,596,089,000									2,795,933,000		1,596,089,000
Investments in equity method investees	217,221,000								330,876,000									217,221,000		330,876,000
Operating Segments [Member] | Excess MSRs [Member]
Segment Reporting Information [Line Items]
Interest income																		134,565,000		49,180,000		40,921,000
Interest expense																		11,625,000		1,294,000		0
Net interest income (expense)																		122,940,000		47,886,000		40,921,000
Impairment																		0		0		0
Other income																		72,802,000		100,052,000		103,675,000
Operating expenses																		1,101,000		713,000		215,000
Income (Loss) Before Income Taxes																		194,641,000		147,225,000		144,381,000
Income tax expense (benefit)																		0		0		0
Net Income (Loss)																		194,641,000		147,225,000		144,381,000
Noncontrolling interests in income (loss) of consolidated subsidiaries																		0		0		0
Net income (loss) attributable to common stockholders																		194,641,000		147,225,000		144,381,000
Investments	1,798,738,000								748,609,000									1,798,738,000		748,609,000
Cash and cash equivalents	18,507,000								0									18,507,000		0
Restricted cash	878,000								0									878,000		0
Derivative assets	0								0									0		0
Other assets	34,000								0									34,000		0
Total assets	1,818,157,000								748,609,000									1,818,157,000		748,609,000
Debt	182,978,000								0									182,978,000		0
Other liabilities	2,277,000								215,000									2,277,000		215,000
Total liabilities	185,255,000								215,000									185,255,000		215,000
Total Equity	1,632,902,000								748,394,000									1,632,902,000		748,394,000
Noncontrolling interests in equity of consolidated subsidiaries	0								0									0		0
Total New Residential stockholders’ equity	1,632,902,000								748,394,000									1,632,902,000		748,394,000
Investments in equity method investees	217,221,000								330,876,000									217,221,000		330,876,000
Operating Segments [Member] | Servicer Advances [Member]
Segment Reporting Information [Line Items]
Interest income																		354,616,000		190,206,000		4,421,000
Interest expense																		216,837,000		110,968,000		3,901,000
Net interest income (expense)																		137,779,000		79,238,000		520,000
Impairment																		0		0		0
Other income																		(53,426,000)		83,828,000		0
Operating expenses																		14,316,000		2,183,000		2,077,000
Income (Loss) Before Income Taxes																		70,037,000		160,883,000		(1,557,000)
Income tax expense (benefit)																		(8,127,000)		20,806,000		0
Net Income (Loss)																		78,164,000		140,077,000		(1,557,000)
Noncontrolling interests in income (loss) of consolidated subsidiaries																		18,407,000		89,222,000		(326,000)
Net income (loss) attributable to common stockholders																		59,757,000		50,855,000		(1,231,000)
Investments	7,857,841,000								3,270,839,000									7,857,841,000		3,270,839,000
Cash and cash equivalents	95,686,000								59,383,000									95,686,000		59,383,000
Restricted cash	93,824,000								29,418,000									93,824,000		29,418,000
Derivative assets	2,689,000								194,000									2,689,000		194,000
Other assets	198,962,000								10,206,000									198,962,000		10,206,000
Total assets	8,249,002,000								3,370,040,000									8,249,002,000		3,370,040,000
Debt	7,550,680,000								2,885,784,000									7,550,680,000		2,885,784,000
Other liabilities	18,153,000								25,467,000									18,153,000		25,467,000
Total liabilities	7,568,833,000								2,911,251,000									7,568,833,000		2,911,251,000
Total Equity	680,169,000								458,789,000									680,169,000		458,789,000
Noncontrolling interests in equity of consolidated subsidiaries	190,647,000								253,836,000									190,647,000		253,836,000
Total New Residential stockholders’ equity	489,522,000								204,953,000									489,522,000		204,953,000
Investments in equity method investees	0								0									0		0
Operating Segments [Member] | Real Estate Securities [Member]
Segment Reporting Information [Line Items]
Interest income																		110,123,000		60,208,000		39,533,000
Interest expense																		18,230,000		12,689,000		10,876,000
Net interest income (expense)																		91,893,000		47,519,000		28,657,000
Impairment																		5,788,000		1,391,000		4,993,000
Other income																		(33,604,000)		14,589,000		52,645,000
Operating expenses																		1,227,000		10,012,000		312,000
Income (Loss) Before Income Taxes																		51,274,000		50,705,000		75,997,000
Income tax expense (benefit)																		0		0		0
Net Income (Loss)																		51,274,000		50,705,000		75,997,000
Noncontrolling interests in income (loss) of consolidated subsidiaries																		0		0		0
Net income (loss) attributable to common stockholders																		51,274,000		50,705,000		75,997,000
Investments	2,070,834,000								2,463,163,000									2,070,834,000		2,463,163,000
Cash and cash equivalents	42,984,000								43,728,000									42,984,000		43,728,000
Restricted cash	0								0									0		0
Derivative assets	0								32,091,000									0		32,091,000
Other assets	1,600,091,000								69,980,000									1,600,091,000		69,980,000
Total assets	3,713,909,000								2,608,962,000									3,713,909,000		2,608,962,000
Debt	2,513,538,000								2,246,651,000									2,513,538,000		2,246,651,000
Other liabilities	740,392,000								17,511,000									740,392,000		17,511,000
Total liabilities	3,253,930,000								2,264,162,000									3,253,930,000		2,264,162,000
Total Equity	459,979,000								344,800,000									459,979,000		344,800,000
Noncontrolling interests in equity of consolidated subsidiaries	0								0									0		0
Total New Residential stockholders’ equity	459,979,000								344,800,000									459,979,000		344,800,000
Investments in equity method investees	0								0									0		0
Operating Segments [Member] | Real Estate Loans [Member]
Segment Reporting Information [Line Items]
Interest income																		43,180,000		47,262,000		2,650,000
Interest expense																		21,510,000		11,073,000		0
Net interest income (expense)																		21,670,000		36,189,000		2,650,000
Impairment																		18,596,000		9,891,000		461,000
Other income																		15,405,000		30,759,000		1,832,000
Operating expenses																		13,415,000		12,688,000		357,000
Income (Loss) Before Income Taxes																		5,064,000		44,369,000		3,664,000
Income tax expense (benefit)																		(3,199,000)		2,059,000		0
Net Income (Loss)																		8,263,000		42,310,000		3,664,000
Noncontrolling interests in income (loss) of consolidated subsidiaries																		0		0		0
Net income (loss) attributable to common stockholders																		8,263,000		42,310,000		3,664,000
Investments	1,157,433,000								1,236,210,000									1,157,433,000		1,236,210,000
Cash and cash equivalents	13,262,000								7,757,000									13,262,000		7,757,000
Restricted cash	0								0									0		0
Derivative assets	0								312,000									0		312,000
Other assets	106,330,000								14,159,000									106,330,000		14,159,000
Total assets	1,277,025,000								1,258,438,000									1,277,025,000		1,258,438,000
Debt	1,004,980,000								925,418,000									1,004,980,000		925,418,000
Other liabilities	14,382,000								24,141,000									14,382,000		24,141,000
Total liabilities	1,019,362,000								949,559,000									1,019,362,000		949,559,000
Total Equity	257,663,000								308,879,000									257,663,000		308,879,000
Noncontrolling interests in equity of consolidated subsidiaries	0								0									0		0
Total New Residential stockholders’ equity	257,663,000								308,879,000									257,663,000		308,879,000
Investments in equity method investees	0								0									0		0
Operating Segments [Member] | Consumer Loans [Member]
Segment Reporting Information [Line Items]
Interest income																		1,000		0		0
Interest expense																		1,615,000		4,184,000		0
Net interest income (expense)																		(1,614,000)		(4,184,000)		0
Impairment																		0		0		0
Other income																		43,954,000		145,860,000		82,856,000
Operating expenses																		228,000		917,000		2,076,000
Income (Loss) Before Income Taxes																		42,112,000		140,759,000		80,780,000
Income tax expense (benefit)																		325,000		92,000		0
Net Income (Loss)																		41,787,000		140,667,000		80,780,000
Noncontrolling interests in income (loss) of consolidated subsidiaries																		0		0		0
Net income (loss) attributable to common stockholders																		41,787,000		140,667,000		80,780,000
Investments	0								0									0		0
Cash and cash equivalents	6,359,000								0									6,359,000		0
Restricted cash	0								0									0		0
Derivative assets	0								0									0		0
Other assets	1,767,000								609,000									1,767,000		609,000
Total assets	8,126,000								609,000									8,126,000		609,000
Debt	40,446,000								0									40,446,000		0
Other liabilities	459,000								195,000									459,000		195,000
Total liabilities	40,905,000								195,000									40,905,000		195,000
Total Equity	(32,779,000)								414,000									(32,779,000)		414,000
Noncontrolling interests in equity of consolidated subsidiaries	0								0									0		0
Total New Residential stockholders’ equity	(32,779,000)								414,000									(32,779,000)		414,000
Investments in equity method investees	0								0									0		0
Operating Segments [Member] | Corporate [Member]
Segment Reporting Information [Line Items]
Interest income																		2,587,000		1,000		42,000
Interest expense																		4,196,000		500,000		247,000
Net interest income (expense)																		(1,609,000)		(499,000)		(205,000)
Impairment																		0		0		0
Other income																		(3,102,000)		0		0
Operating expenses																		87,536,000		78,386,000		37,437,000
Income (Loss) Before Income Taxes																		(92,247,000)		(78,885,000)		(37,642,000)
Income tax expense (benefit)																		0		0		0
Net Income (Loss)																		(92,247,000)		(78,885,000)		(37,642,000)
Noncontrolling interests in income (loss) of consolidated subsidiaries																		(5,161,000)		0		0
Net income (loss) attributable to common stockholders																		(87,086,000)		(78,885,000)		$ (37,642,000)
Investments	0								0									0		0
Cash and cash equivalents	73,138,000								102,117,000									73,138,000		102,117,000
Restricted cash	0								0									0		0
Derivative assets	0								0									0		0
Other assets	53,365,000								469,000									53,365,000		469,000
Total assets	126,503,000								102,586,000									126,503,000		102,586,000
Debt	0								0									0		0
Other liabilities	137,857,000								113,937,000									137,857,000		113,937,000
Total liabilities	137,857,000								113,937,000									137,857,000		113,937,000
Total Equity	(11,354,000)								(11,351,000)									(11,354,000)		(11,351,000)
Noncontrolling interests in equity of consolidated subsidiaries	0								0									0		0
Total New Residential stockholders’ equity	(11,354,000)								(11,351,000)									(11,354,000)		(11,351,000)
Investments in equity method investees	$ 0								$ 0									$ 0		$ 0

[1] Earnings from investments in equity method investees is included in other income.

[2] Net of deferred financing costs associated with the adoption of ASU No. 2015-03 (Note 2).

[3] Excludes debt related to linked transactions (Note 10).