Business Acquisitions - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended								12 Months Ended
	Oct. 04, 2018	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Aggregate consideration paid										$ 0	$ (358,396)	$ 0
Cash paid by PHH to former holders of common stock										0	325,000	0
Cash consideration paid by Ocwen to former holders of PHH common stock										$ 0	$ 33,396	0
Common stock, shares, outstanding		134,862,232				133,912,425				134,862,232	133,912,425
Common stock, par value per share		$ 0.01				$ 0.01				$ 0.01	$ 0.01
Bargain purchase gain										$ (381)	$ 64,036	0
Acquisition related costs											13,700
Mortgage servicing rights, at fair value		$ 1,486,395				$ 1,457,149				1,486,395	1,457,149	671,962	$ 679,256
Revenue		261,171	$ 283,660	$ 274,493	$ 304,051	310,929	$ 238,278	$ 253,581	$ 260,257	1,123,375	1,063,045	1,194,576
Servicing and subservicing fees										975,507	937,083	991,597
Income tax expense (benefit)		$ 2,370	$ 4,450	$ 5,404	$ 3,410	(4,012)	$ 845	$ 1,348	$ 2,348	15,634	529	(15,516)
PHH Corporation
Business Acquisition [Line Items]
Aggregate consideration paid	$ (358,396)									(358,396)
Cash paid by PHH to former holders of common stock											325,000
Common stock, shares, outstanding	32,581,485
Common stock, par value per share	$ 0.01
Cash per share paid to former holders of common stock	$ 11.00
Bargain purchase gain	$ 64,036									$ 63,655
Acquisition related costs											18,500
Mortgage Servicing Rights Sold Accounted for as Secured Borrowings | PHH Corporation
Business Acquisition [Line Items]
Revenue											120,600	134,600
Servicing and subservicing fees											127,700	97,000
Base Erosion and Anti-Abuse Tax | PHH Corporation
Business Acquisition [Line Items]
Income tax expense (benefit)											300	200
Fair Value Adjustments in Connection with Acquisition | PHH Corporation
Business Acquisition [Line Items]
Mortgage servicing rights, at fair value						$ 24,400					24,400	(16,900)
Interest expense											30,600	(73,800)
Fair Value Adjustments in Connection with Acquisition | Financing Liability - MSRs Pledged | PHH Corporation
Business Acquisition [Line Items]
Interest expense											$ 31,400	$ (79,300)
Software Development | PHH Corporation
Business Acquisition [Line Items]
Estimated useful life											3 years