Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
ASSETS
Cash and cash equivalents	$ 338,490	$ 320,175
Restricted cash and cash equivalents	837,628	733,015
Residential loans at amortized cost, net	1,288,898	1,314,539
Residential loans at fair value	12,204,837	11,832,630
Receivables, net	248,378	215,629
Servicer and protective advances, net	1,612,988	1,761,082
Servicing rights, net (includes $1,570,320 and $1,599,541 at fair value at March 31, 2015 and December 31, 2014, respectively)	1,693,982	1,730,216
Goodwill	575,468	575,468
Intangible assets, net	99,583	103,503
Premises and equipment, net	115,837	124,926
Other assets	292,078	280,794
Total assets	19,308,167	18,991,977
LIABILITIES AND STOCKHOLDERS EQUITY
Payables and accrued liabilities	669,313	663,829
Servicer payables	695,299	584,567
Servicing advance liabilities	1,284,804	1,365,885
Warehouse borrowings	1,187,543	1,176,956
Excess servicing spread liability at fair value	63,349	66,311
Corporate debt	2,266,831	2,267,799
Mortgage-backed debt (includes $635,239 and $653,167 at fair value at March 31, 2015 and December 31, 2014, respectively)	1,706,367	1,751,459
HMBS related obligations at fair value	10,304,384	9,951,895
Deferred tax liability, net	81,316	86,617
Total liabilities	18,259,206	17,915,318
Commitments and contingencies (Note 18)
Stockholders' equity:
Preferred stock, $0.01 par value per share: Authorized - 10,000,000 shares Issued and outstanding - 0 shares at September 30, 2014 and December 31, 2013	0	0
Common stock, $0.01 par value per share: Authorized - 90,000,000 shares Issued and outstanding - 37,710,133 and 37,377,274 shares at September 30, 2014 and December 31, 2013, respectively	377	377
Additional paid-in capital	603,926	600,643
Retained earnings	444,236	475,244
Accumulated other comprehensive income	422	395
Total stockholders' equity	1,048,961	1,076,659
Total liabilities and stockholders' equity	19,308,167	18,991,977
VIE Primary Beneficiary [Member]
ASSETS
Restricted cash and cash equivalents	103,092	105,977
Residential loans at amortized cost, net	1,268,109	1,292,781
Residential loans at fair value	567,912	586,433
Receivables, net	22,935	25,201
Servicer and protective advances, net	1,194,718	1,273,186
Other assets	42,329	46,199
Total assets	3,199,095	3,329,777
LIABILITIES AND STOCKHOLDERS EQUITY
Payables and accrued liabilities	8,348	8,511
Servicing advance liabilities	1,090,692	1,160,257
Mortgage-backed debt (includes $635,239 and $653,167 at fair value at March 31, 2015 and December 31, 2014, respectively)	1,706,367	1,751,459
Total liabilities	$ 2,805,407	$ 2,920,227