SEGMENT REPORTING (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Segment Reporting Information [Line Items]
Interest income	$ 397,722	$ 282,388	$ 1,162,212	$ 749,901
Interest expense	125,278	96,488	338,664	278,401
Net interest income (expense)	272,444	185,900	823,548	471,500
Impairment	28,209	20,040	74,117	49,683
Servicing revenue, net	58,014	0	269,467	0
Other income (loss)	87,145	26,701	141,298	38,900
Operating expenses	117,060	40,575	324,861	101,871
Income (Loss) Before Income Taxes	272,334	151,986	835,335	358,846
Income tax expense (benefit)	32,613	20,900	121,053	18,195
Net Income (Loss)	239,721	131,086	714,282	340,651
Noncontrolling interests in income (loss) of consolidated subsidiaries	13,600	32,178	45,051	61,355
Net income (loss) attributable to common stockholders	226,121	98,908	669,231	279,296
Investments	18,174,248		18,174,248
Cash and cash equivalents	279,760		279,760
Restricted cash	152,047		152,047		$ 163,095
Other assets	2,798,778		2,798,778
Total assets	21,404,833		21,404,833		18,399,529
Debt	15,084,995		15,084,995		13,181,236
Other liabilities	1,640,634		1,640,634
Total liabilities	16,725,629		16,725,629		14,931,352
Total equity	4,679,204		4,679,204		3,468,177
Noncontrolling interests in equity of consolidated subsidiaries	107,592		107,592		208,077
Total New Residential stockholders’ equity	4,571,612		4,571,612		$ 3,260,100
Investments in equity method investees	221,955		221,955
Excess MSRs
Segment Reporting Information [Line Items]
Interest income	25,691	30,617	75,237	106,848
Interest expense	10,225	4,002	29,302	12,117
Net interest income (expense)	15,466	26,615	45,935	94,731
Impairment	0	0	0	0
Servicing revenue, net	0	0	0	0
Other income (loss)	(12,034)	(10,052)	(25,049)	(14,234)
Operating expenses	152	536	350	1,066
Income (Loss) Before Income Taxes	3,280	16,027	20,536	79,431
Income tax expense (benefit)	0	0	0	0
Net Income (Loss)	3,280	16,027	20,536	79,431
Noncontrolling interests in income (loss) of consolidated subsidiaries	0	0	0	0
Net income (loss) attributable to common stockholders	3,280	16,027	20,536	79,431
Investments	1,353,941		1,353,941
Cash and cash equivalents	210		210
Restricted cash	12,360		12,360
Other assets	8,757		8,757
Total assets	1,375,268		1,375,268
Debt	583,415		583,415
Other liabilities	1,042		1,042
Total liabilities	584,457		584,457
Total equity	790,811		790,811
Noncontrolling interests in equity of consolidated subsidiaries	0		0
Total New Residential stockholders’ equity	790,811		790,811
Investments in equity method investees	175,633		175,633
MSRs
Segment Reporting Information [Line Items]
Interest income	31,707		34,267
Interest expense	15,262		26,849
Net interest income (expense)	16,445		7,418
Impairment	0		0
Servicing revenue, net	58,014		269,467
Other income (loss)	70,047		75,856
Operating expenses	53,634		132,675
Income (Loss) Before Income Taxes	90,872		220,066
Income tax expense (benefit)	11,156		(789)
Net Income (Loss)	79,716		220,855
Noncontrolling interests in income (loss) of consolidated subsidiaries	0		0
Net income (loss) attributable to common stockholders	79,716		220,855
Investments	2,310,145		2,310,145
Cash and cash equivalents	132,361		132,361
Restricted cash	28,839		28,839
Other assets	712,765		712,765
Total assets	3,184,110		3,184,110
Debt	1,672,101		1,672,101
Other liabilities	241,919		241,919
Total liabilities	1,914,020		1,914,020
Total equity	1,270,090		1,270,090
Noncontrolling interests in equity of consolidated subsidiaries	0		0
Total New Residential stockholders’ equity	1,270,090		1,270,090
Investments in equity method investees	0		0
Servicer Advances
Segment Reporting Information [Line Items]
Interest income	130,796	101,359	451,808	265,119
Interest expense	35,931	54,802	120,527	176,672
Net interest income (expense)	94,865	46,557	331,281	88,447
Impairment	0	0	0	0
Servicing revenue, net	0	0	0	0
Other income (loss)	18,732	21,430	75,307	9,103
Operating expenses	1,212	1,029	2,641	3,076
Income (Loss) Before Income Taxes	112,385	66,958	403,947	94,474
Income tax expense (benefit)	31,097	16,348	128,836	13,743
Net Income (Loss)	81,288	50,610	275,111	80,731
Noncontrolling interests in income (loss) of consolidated subsidiaries	1,224	18,853	10,372	33,400
Net income (loss) attributable to common stockholders	80,064	31,757	264,739	47,331
Investments	4,044,802		4,044,802
Cash and cash equivalents	74,993		74,993
Restricted cash	60,615		60,615
Other assets	44,312		44,312
Total assets	4,224,722		4,224,722
Debt	3,567,862		3,567,862
Other liabilities	23,542		23,542
Total liabilities	3,591,404		3,591,404
Total equity	633,318		633,318
Noncontrolling interests in equity of consolidated subsidiaries	73,316		73,316
Total New Residential stockholders’ equity	560,002		560,002
Investments in equity method investees	0		0
Real Estate Securities
Segment Reporting Information [Line Items]
Interest income	114,181	58,855	321,464	172,982
Interest expense	35,211	13,008	85,663	31,425
Net interest income (expense)	78,970	45,847	235,801	141,557
Impairment	1,509	1,765	8,736	7,838
Servicing revenue, net	0	0	0	0
Other income (loss)	(6,035)	1,392	(27,005)	(59,472)
Operating expenses	351	369	979	1,307
Income (Loss) Before Income Taxes	71,075	45,105	199,081	72,940
Income tax expense (benefit)	0	0	0	0
Net Income (Loss)	71,075	45,105	199,081	72,940
Noncontrolling interests in income (loss) of consolidated subsidiaries	0	0	0	0
Net income (loss) attributable to common stockholders	71,075	45,105	199,081	72,940
Investments	6,714,846		6,714,846
Cash and cash equivalents	3,341		3,341
Restricted cash	0		0
Other assets	1,840,028		1,840,028
Total assets	8,558,215		8,558,215
Debt	6,003,165		6,003,165
Other liabilities	1,092,745		1,092,745
Total liabilities	7,095,910		7,095,910
Total equity	1,462,305		1,462,305
Noncontrolling interests in equity of consolidated subsidiaries	0		0
Total New Residential stockholders’ equity	1,462,305		1,462,305
Investments in equity method investees	0		0
Residential Mortgage Loans
Segment Reporting Information [Line Items]
Interest income	31,645	13,947	75,276	47,712
Interest expense	15,487	6,153	34,655	20,447
Net interest income (expense)	16,158	7,794	40,621	27,265
Impairment	14,099	(291)	17,342	7,309
Servicing revenue, net	0	0	0	0
Other income (loss)	2,653	13,931	22,491	22,295
Operating expenses	9,759	4,251	24,018	11,194
Income (Loss) Before Income Taxes	(5,047)	17,765	21,752	31,057
Income tax expense (benefit)	(9,640)	4,556	(7,164)	4,377
Net Income (Loss)	4,593	13,209	28,916	26,680
Noncontrolling interests in income (loss) of consolidated subsidiaries	0	0	0	0
Net income (loss) attributable to common stockholders	4,593	13,209	28,916	26,680
Investments	2,236,259		2,236,259
Cash and cash equivalents	4,747		4,747
Restricted cash	0		0
Other assets	126,767		126,767
Total assets	2,367,773		2,367,773
Debt	1,830,731		1,830,731
Other liabilities	34,542		34,542
Total liabilities	1,865,273		1,865,273
Total equity	502,500		502,500
Noncontrolling interests in equity of consolidated subsidiaries	0		0
Total New Residential stockholders’ equity	502,500		502,500
Investments in equity method investees	0		0
Consumer Loans
Segment Reporting Information [Line Items]
Interest income	63,527	77,231	203,631	155,541
Interest expense	13,162	18,523	41,668	37,740
Net interest income (expense)	50,365	58,708	161,963	117,801
Impairment	12,601	18,566	48,039	34,536
Servicing revenue, net	0	0	0	0
Other income (loss)	6,796	0	12,712	81,193
Operating expenses	10,764	11,976	33,746	26,194
Income (Loss) Before Income Taxes	33,796	28,166	92,890	138,264
Income tax expense (benefit)	0	0	170	75
Net Income (Loss)	33,796	28,166	92,720	138,189
Noncontrolling interests in income (loss) of consolidated subsidiaries	12,376	13,325	34,679	27,955
Net income (loss) attributable to common stockholders	21,420	14,841	58,041	110,234
Investments	1,514,255		1,514,255
Cash and cash equivalents	33,430		33,430
Restricted cash	50,233		50,233
Other assets	31,632		31,632
Total assets	1,629,550		1,629,550
Debt	1,427,721		1,427,721
Other liabilities	6,308		6,308
Total liabilities	1,434,029		1,434,029
Total equity	195,521		195,521
Noncontrolling interests in equity of consolidated subsidiaries	34,276		34,276
Total New Residential stockholders’ equity	161,245		161,245
Investments in equity method investees	46,322		46,322
Corporate
Segment Reporting Information [Line Items]
Interest income	175	379	529	1,699
Interest expense	0	0	0	0
Net interest income (expense)	175	379	529	1,699
Impairment	0	0	0	0
Servicing revenue, net	0	0	0	0
Other income (loss)	6,986	0	6,986	15
Operating expenses	41,188	22,414	130,452	59,034
Income (Loss) Before Income Taxes	(34,027)	(22,035)	(122,937)	(57,320)
Income tax expense (benefit)	0	(4)	0	0
Net Income (Loss)	(34,027)	(22,031)	(122,937)	(57,320)
Noncontrolling interests in income (loss) of consolidated subsidiaries	0	0	0	0
Net income (loss) attributable to common stockholders	(34,027)	$ (22,031)	(122,937)	$ (57,320)
Investments	0		0
Cash and cash equivalents	30,678		30,678
Restricted cash	0		0
Other assets	34,517		34,517
Total assets	65,195		65,195
Debt	0		0
Other liabilities	240,536		240,536
Total liabilities	240,536		240,536
Total equity	(175,341)		(175,341)
Noncontrolling interests in equity of consolidated subsidiaries	0		0
Total New Residential stockholders’ equity	(175,341)		(175,341)
Investments in equity method investees	$ 0		$ 0