CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (87,560)	$ (8,739)
(Loss) gain on sale of mortgage servicing rights	4,811	(864)
Change in fair value of mortgage servicing rights	21,942	16,374
Gain on sale of mortgage loans	(6,840)	(31,946)
Change in fair value of mortgage loans held-for-sale	23,202	(8,334)
Change in fair value of derivatives lending, net	5,341	(4,566)
Change in provision for repurchases	5,009	3,160
Origination of mortgage loans held-for-sale	(1,518,429)	(1,402,859)
Sale and principal reduction on mortgage loans held-for-sale	2,253,038	1,373,784
(Gain) loss from trust REO	(3,165)	1,099
Change in fair value of net trust assets, excluding trust REO	6,412	3,043
Change in fair value of long-term debt	(4,828)	(654)
Accretion of interest income and expense	32,141	13,768
Amortization of intangible and other assets		286
Amortization of debt issuance costs and discount on note payable	4	11
Stock-based compensation	349	313
Accretion of interest expense on corporate debt	81
Net change in other assets	9,502	(771)
Net change in other liabilities	(10,715)	(8,737)
Net cash provided by (used in) operating activities	730,295	(55,632)
CASH FLOWS FROM INVESTING ACTIVITIES:
Net change in securitized mortgage collateral	222,994	295,035
Proceeds from the sale of mortgage servicing rights	16,191	12
Investments in corporate-owned life insurance	(1,258)
Purchase of premises and equipment	(535)	(335)
Purchase of mortgage-backed securities		(5,347)
Proceeds from the sale of mortgage-backed securities		1,021
Proceeds from the sale of trust REO	12,944	10,607
Net cash provided by investing activities	250,336	300,993
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of MSR financing	(15,000)
Borrowings under MSR financing	15,448
Repayment of warehouse borrowings	(2,153,051)	(1,133,320)
Borrowings under warehouse agreements	1,453,059	1,212,156
Repayment of securitized mortgage borrowings	(271,271)	(321,494)
Net change in liabilities related to corporate owned life insurance	1,461
Principal payments on capital lease		(81)
Tax payments on stock based compensation awards	(2)	(39)
Retirement of restricted stock	(126)
Proceeds from exercise of stock options	47	163
Net cash used in financing activities	(969,435)	(242,615)
Net change in cash, cash equivalents and restricted cash	11,196	2,746
Cash, cash equivalents and restricted cash at beginning of year	37,132	30,189
Cash, cash equivalents and restricted cash at end of period	48,328	32,935
NON-CASH TRANSACTIONS:
Transfer of securitized mortgage collateral to trust REO	7,337	13,035
Mortgage servicing rights retained from issuance of mortgage backed securities and loan sales	1,753	1,999
Recognition of corporate-owned life insurance cash surrender value (included in Other assets)	9,476
Recognition of corporate owned life insurance trusts (included in Other liabilities)	10,757
Issuance of warrants	$ 242
Recognition of operating lease right of use assets (net of $3.8 million of deferred rent)		19,694
Recognition of operating lease liabilities		$ 23,447