Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Interest income	$ 182,341	$ 97,587	$ 444,891	$ 261,733
Interest expense	77,558	33,307	193,408	108,816
Net interest income (expense)	104,783	64,280	251,483	152,917
Impairment
Other-than-temporary impairment (“OTTI”) on securities	1,574	0	3,294	943
Valuation provision (reversal) on loans and real estate owned	(3,341)	1,134	2,408	1,591
Total Impairment Charges	(1,767)	1,134	5,702	2,534
Net interest income after impairment	106,550	63,146	245,781	150,383
Other Income
Change in fair value of investments in excess mortgage servicing rights	1,131	28,566	(274)	40,670
Change in fair value of investments in excess mortgage servicing rights, equity method investees	8,427	31,833	16,443	50,950
Change in fair value of investments in servicer advances	(18,738)	22,948	(1,845)	105,825
Earnings from investments in consumer loans, equity method investees	0	22,490	0	60,185
Gain (loss) on settlement of investments, net	(16,409)	938	(441)	57,834
Other income (loss), net	7,764	15,289	18,237	19,539
Other Income	(17,825)	122,064	32,120	335,003
Operating Expenses
General and administrative expenses	19,563	7,499	49,362	14,886
Management fee to affiliate	9,860	5,124	23,357	14,525
Incentive compensation to affiliate	1,811	10,910	7,895	33,111
Loan servicing expense	1,668	1,778	9,510	2,210
Total Operating Expenses	32,902	25,311	90,124	64,732
Income (Loss) Before Income Taxes	55,823	159,899	187,777	420,654
Income tax expense (benefit)	(5,932)	7,801	4,947	29,483
Net Income (Loss)	61,755	152,098	182,830	391,171
Noncontrolling Interests in Income of Consolidated Subsidiaries	7,230	25,726	17,174	92,524
Net Income Attributable to Common Stockholders	$ 54,525	$ 126,372	$ 165,656	$ 298,647
Net Income Per Share of Common Stock
Basic (in dollars per share)	$ 0.24	$ 0.89	$ 0.87	$ 2.22
Diluted (in dollars per share)	$ 0.24	$ 0.88	$ 0.85	$ 2.16
Weighted Average Number of Shares of Common Stock Outstanding
Basic (in shares)	230,455,568	141,211,580	191,259,587	134,814,020
Diluted (in shares)	231,215,235	144,166,601	194,081,345	137,972,639
Dividend declared per share (in dollars per share)	$ 0.46	$ 0.35	$ 1.29	$ 1.2