Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022		Jun. 30, 2021
Cash Flows From Operating Activities
Net income (loss)	$ 723,262		$ 447,062
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Change in fair value of investments, net	381,159		9,888
Change in fair value of equity investments	9,111		4,617
Change in fair value of secured notes and bonds payable	(35,151)		(1,216)
(Gain) loss on settlement of investments, net	(156,120)		90,603
(Gain) loss on sale of originated residential mortgage loans, held-for-sale, net	(776,787)		(690,333)
(Gain) loss on transfer of loans to REO	(4,039)		(4,111)
Accretion and other amortization	(34,731)		(31,617)
Provision (reversal) for credit losses on securities, loans and real estate owned	7,528		(54,015)
Non-cash portions of servicing revenue, net	(981,581)		172,721
Deferred tax provision	275,458		92,195
Mortgage loans originated and purchased for sale, net of fees	(50,321,003)		(54,274,103)
Sales proceeds and loan repayment proceeds for residential mortgage loans, held-for-sale	55,755,342		52,783,316
Interest received from servicer advance investments, RMBS, loans and other	31,394		74,776
Changes in:
Servicer advances receivable, net	294,452		253,577
Other assets	72,498		224,180
Due to affiliates	(17,819)		(768)
Accrued expenses and other liabilities	132,325		(111,133)
Net cash provided by (used in) operating activities	5,355,298		(1,014,361)
Cash Flows From Investing Activities
Purchase of servicer advance investments	(500,000)		(667,080)
Purchase of MSRs, MSR financing receivables and servicer advances receivable	(603)		(11,409)
Purchase of RMBS	(1,052,724)		(6,098,841)
Purchase of residential mortgage loans	(7,182)		0
Purchase of SFR properties, real estate owned and other assets	(355,002)		(453,878)
Draws on revolving consumer loans	(14,350)		(13,544)
Net settlement of derivatives	279,306		(85,206)
Return of investments in Excess MSRs	7,873		28,002
Principal repayments from servicer advance investments	541,868		698,476
Principal repayments from RMBS	687,624		1,291,429
Principal repayments from residential mortgage loans	49,806		59,086
Principal repayments from consumer loans	79,298		109,068
Principal repayments from MSRs and MSR financing receivables	1,216		675
Proceeds from sale of MSRs and MSR financing receivables	2,105		53,244
Proceeds from sale of RMBS	738,887		2,686,857
Proceeds from sale of real estate owned	7,210		28,996
Net cash provided by (used in) investing activities	465,332		(2,374,125)
Cash Flows From Financing Activities
Repayments of secured financing agreements	(23,318,214)		(39,544,668)
Repayments of warehouse credit facilities	(56,240,720)		(52,015,640)
Net settlement of margin deposits under repurchase agreements and derivatives	812,477		(176,004)
Repayments of secured notes and bonds payable	(2,220,042)		(4,058,588)
Deferred financing fees	(1,398)		(1,332)
Dividends paid on common and preferred stock	(278,293)		(194,624)
Borrowings under secured financing agreements	21,936,667		41,670,409
Borrowings under warehouse credit facilities	50,995,092		53,628,840
Borrowings under secured notes and bonds payable	2,929,949		3,716,891
Issuance of common stock	0		512,012
Repurchase of preferred stock	(3,814)		0
Costs related to issuance of common stock	0		(525)
Noncontrolling interest in equity of consolidated subsidiaries - distributions	(15,968)		(34,015)
Net cash provided by (used in) financing activities	(5,404,264)		3,502,756
Net Increase (Decrease) in Cash, Cash Equivalents, and Restricted Cash	416,366		114,270
Cash, Cash Equivalents, and Restricted Cash, Beginning of Period	1,528,442		1,080,473
Cash, Cash Equivalents, and Restricted Cash, End of Period	1,944,808		1,194,743
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest	280,007		231,658
Cash paid during the period for income taxes	1,636		14,489
Supplemental Schedule of Non-Cash Investing and Financing Activities
Dividends declared but not paid on common and preferred stock	139,141		107,673
Transfer from residential mortgage loans to real estate owned and other assets	4,890		25,583
Real estate securities retained from loan securitizations	100,324		90,797
Residential mortgage loans subject to repurchase	$ 1,758,509	[1]	$ 1,308,242

[1] See Note 5 for details.