Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Income	Total New Residential Stockholders’ Equity	Noncontrolling Interests in Equity of Consolidated Subsidiaries	Common Stock	Common Stock Common Stock	Common Stock Additional Paid-in Capital	Common Stock Retained Earnings (Accumulated Deficit)	Common Stock Total New Residential Stockholders’ Equity	Preferred Stock	Preferred Stock Preferred Stock	Preferred Stock Retained Earnings (Accumulated Deficit)	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjustment Retained Earnings (Accumulated Deficit)	Cumulative Effect, Period of Adoption, Adjustment Total New Residential Stockholders’ Equity	Cumulative Effect, Period of Adoption, Adjustment Noncontrolling Interests in Equity of Consolidated Subsidiaries	Cumulative Effect, Period of Adoption, Adjustment Common Stock Total New Residential Stockholders’ Equity	Cumulative Effect, Period of Adoption, Adjustment Preferred Stock Total New Residential Stockholders’ Equity
Equity, beginning balance (in shares) at Dec. 31, 2018		0	369,104,429
Equity, beginning balance at Dec. 31, 2018	$ 6,088,295	$ 0	$ 3,692	$ 4,746,242	$ 830,713	$ 417,023	$ 5,997,670	$ 90,625
Increase (Decrease) in Stockholders' Equity [Roll Forward]
2020 Warrants	0
Dividends declared on common stock	(415,475)				(415,475)		(415,475)
Capital distributions	(25,001)							(25,001)
Issuance of stock (in shares)										46,000,000
Issuance of stock									$ 751,393	$ 460	$ 750,933		$ 751,393
Options exercise (in shares)			348,613
Option exercise			$ 3	(3)
Director share grants (in shares)			67,738
Director share grants	1,055		$ 1	1,054			1,055
Comprehensive income (loss)
Net (loss) income	130,892				113,651		113,651	17,241
Net unrealized gain (loss) on securities	359,515					359,515	359,515
Reclassification of net realized (gain) loss on securities into earnings	(89,844)					(89,844)	(89,844)
Total comprehensive income (loss)	400,563						383,322	17,241
Equity, ending balance (in shares) at Jun. 30, 2019		0	415,520,780
Equity, ending balance at Jun. 30, 2019	6,800,830	$ 0	$ 4,156	5,498,226	528,889	686,694	6,717,965	82,865
Equity, beginning balance (in shares) at Dec. 31, 2018		0	369,104,429
Equity, beginning balance at Dec. 31, 2018	$ 6,088,295	$ 0	$ 3,692	4,746,242	830,713	417,023	5,997,670	90,625
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible List]	us-gaap:AccountingStandardsUpdate201613Member
Equity, ending balance (in shares) at Dec. 31, 2019		17,510,000	415,520,780
Equity, ending balance at Dec. 31, 2019	$ 7,236,260	$ 423,444	$ 4,156	5,498,226	549,733	682,151	7,157,710	78,550									$ 30,453	$ 13,658	$ 13,658	$ 16,795
Equity, beginning balance (in shares) at Mar. 31, 2019		0	415,429,677
Equity, beginning balance at Mar. 31, 2019	6,912,209	$ 0	$ 4,155	5,497,838	768,592	551,696	6,822,281	89,928
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared on common stock	(207,760)				(207,760)		(207,760)
Capital distributions	(13,986)							(13,986)
Issuance of stock									(266)		(266)		(266)
Options exercise (in shares)			51,517
Director share grants (in shares)			39,586
Director share grants	655		$ 1	654			655
Comprehensive income (loss)
Net (loss) income	(25,020)				(31,943)		(31,943)	6,923
Net unrealized gain (loss) on securities	167,162					167,162	167,162
Reclassification of net realized (gain) loss on securities into earnings	(32,164)					(32,164)	(32,164)
Total comprehensive income (loss)	109,978						103,055	6,923
Equity, ending balance (in shares) at Jun. 30, 2019		0	415,520,780
Equity, ending balance at Jun. 30, 2019	6,800,830	$ 0	$ 4,156	5,498,226	528,889	686,694	6,717,965	82,865
Equity, beginning balance (in shares) at Dec. 31, 2019		17,510,000	415,520,780
Equity, beginning balance at Dec. 31, 2019	7,236,260	$ 423,444	$ 4,156	5,498,226	549,733	682,151	7,157,710	78,550									$ 30,453	$ 13,658	13,658	16,795
Increase (Decrease) in Stockholders' Equity [Roll Forward]
2020 Warrants	53,462			53,462															53,462
Dividends declared on common stock									(62,356)			$ (62,356)									$ (62,356)
Dividends declared on preferred stock														$ (25,579)		$ (25,579)						$ (25,579)
Capital contributions	1,791																			$ 1,791
Capital distributions	$ (22,933)							(22,933)
Issuance of stock (in shares)										97,394					16,100,000
Issuance of stock									1,662	$ 1	1,661			$ 389,548	$ 389,548						$ 1,662	$ 389,548
Options exercise (in shares)	0
Director share grants (in shares)			126,344
Director share grants	$ 1,211		$ 1	1,210															1,211
Comprehensive income (loss)
Net (loss) income	(1,563,126)				(1,585,604)			22,478											(1,585,604)
Net unrealized gain (loss) on securities	90,773					90,773													90,773
Reclassification of net realized (gain) loss on securities into earnings	(742,194)					(742,194)													$ (742,194)
Total comprehensive income (loss)	(2,214,547)						(2,237,025)	22,478
Equity, ending balance (in shares) at Jun. 30, 2020		33,610,000	415,744,518
Equity, ending balance at Jun. 30, 2020	5,388,972	$ 812,992	$ 4,158	5,554,559	(1,110,148)	30,730	5,292,291	96,681
Equity, beginning balance (in shares) at Mar. 31, 2020		33,610,000	415,649,214
Equity, beginning balance at Mar. 31, 2020	5,330,464	$ 812,992	$ 4,157	5,500,308	(1,059,706)	6,135	5,263,886	66,578
Increase (Decrease) in Stockholders' Equity [Roll Forward]
2020 Warrants	53,462			53,462			53,462
Dividends declared on common stock	(41,574)				(41,574)		(41,574)
Dividends declared on preferred stock	(14,357)				(14,357)		(14,357)
Capital contributions	1,791							1,791
Capital distributions	(10,328)							(10,328)
Issuance of stock									$ 79		$ 79		$ 79
Director share grants (in shares)			95,304
Director share grants	711		$ 1	710			711
Comprehensive income (loss)
Net (loss) income	44,129				5,489		5,489	38,640
Net unrealized gain (loss) on securities	56,398					56,398	56,398
Reclassification of net realized (gain) loss on securities into earnings	(31,803)					(31,803)	(31,803)
Total comprehensive income (loss)	68,724						30,084	38,640
Equity, ending balance (in shares) at Jun. 30, 2020		33,610,000	415,744,518
Equity, ending balance at Jun. 30, 2020	$ 5,388,972	$ 812,992	$ 4,158	$ 5,554,559	$ (1,110,148)	$ 30,730	$ 5,292,291	$ 96,681