SUBSEQUENT EVENTS (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions						1 Months Ended							3 Months Ended								12 Months Ended
	Jan. 30, 2018	Jan. 18, 2018	Dec. 18, 2017	Nov. 29, 2017	Jul. 23, 2017	Jan. 31, 2018	Dec. 31, 2017	Feb. 28, 2017	Dec. 31, 2016	Aug. 31, 2016	Jun. 30, 2015	Apr. 30, 2015	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Jan. 01, 2018
Subsequent Event [Line Items]
Dividends declared per Share of Common Stock (in dollars per share)			$ 0.50				$ 0.50		$ 0.46				$ 0.5	$ 0.5	$ 0.5	$ 0.48	$ 0.46	$ 0.46	$ 0.46	$ 0.46	$ 1.98	$ 1.84	$ 1.75
Dividends per share (in dollars per share)																					$ 1.94	$ 1.38	$ 1.75
Proceeds from issuance of common stock								$ 834,500		$ 278,800	$ 442,600	$ 436,100									$ 835,465	$ 279,600	$ 882,166
Risk-free interest rate								2.38%		1.45%	2.61%	2.02%
Dividend yield								10.82%		11.80%	7.81%	6.71%
Volatility								28.64%		27.57%	23.73%	24.04%
Term (in years)								10 years		10 years	10 years	10 years
Subsequent Event
Subsequent Event [Line Items]
Dividends per share (in dollars per share)	$ 0.50
Dividends	$ 153,700
Issuance of common stock (in shares)						28.8
Share price (in dollars per share)						$ 17.10
Proceeds from issuance of common stock						$ 482,400
Options granted to Manager (in shares)						2.9
Fair value of options granted to Manager						$ 3,800
Risk-free interest rate						2.575%
Dividend yield						9.857%
Volatility						23.16454%
Term (in years)						10 years
New Residential Mortgage LLC | ShellPoint
Subsequent Event [Line Items]
Payments to acquire mortgage servicing rights (MSR)				$ 150,000
Maximum earnout payments				$ 60,000
Earnout payments, percent allocated to sellers				92.00%
Earnout payments, percent allocated to long-term employee incentive plan				8.00%
New Residential Mortgage LLC | ShellPoint | MSRs
Subsequent Event [Line Items]
UPB of Underlying Mortgages				$ 7,800,000
Payments to acquire mortgage servicing rights (MSR)				$ 81,000
Ocwen
Subsequent Event [Line Items]
UPB of Underlying Mortgages					$ 110,000,000										$ 110,000,000
Payments to acquire finance receivables					$ 400,000
Ocwen | Subsequent Event
Subsequent Event [Line Items]
UPB of Underlying Mortgages																								$ 86,800,000
Payments to acquire finance receivables		$ 279,600