CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest Income
Residential loans	$ 79,436	$ 75,950
Business purpose residential loans	52,654	2,789
Multifamily loans	40,172	21,388
Real estate securities	18,309	24,450
Other interest income	7,510	6,464
Total interest income	198,081	131,041
Interest Expense
Short-term debt	(23,067)	(22,218)
Asset-backed securities issued	(100,498)	(55,295)
Long-term debt	(23,106)	(21,763)
Total interest expense	(146,671)	(99,276)
Net Interest Income	51,410	31,765
Non-interest (Loss) Income
Mortgage banking activities, net	(28,411)	12,309
Investment fair value changes, net	(870,832)	20,159
Other income, net	2,437	4,625
Realized gains, net	3,852	10,686
Total non-interest (loss) income, net	(892,954)	47,779
General and administrative expenses	(32,668)	(23,159)
Other expenses	(91,415)	(1,038)
Net (Loss) Income before Benefit from (Provision for) Income Taxes	(965,627)	55,347
Benefit from (provision for) income taxes	22,229	(883)
Net (Loss) Income	$ (943,398)	$ 54,464
Basic (loss) earnings per common share (in dollars per share)	$ (8.28)	$ 0.57
Diluted (loss) earnings per common share (in dollars per share)	$ (8.28)	$ 0.49
Basic weighted average shares outstanding (in shares)	114,076,568	92,685,350
Diluted weighted average shares outstanding (in shares)	114,076,568	126,278,160