CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows From Operating Activities:
Net income (loss)	$ (51,516)	$ 30,450
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities:
Amortization of premiums, discounts, and debt issuance costs, net	9,366	7,975
Provision for loan losses	39,804	518
Impairment loss on real estate, held for sale	2,969	305
Change in repair and denial reserve	(136)	89
Net settlement of derivative instruments	(8,818)	(795)
Origination of loans, held for sale, at fair value	(881,549)	(445,455)
Proceeds from disposition and principal payments of loans, held for sale, at fair value	793,428	458,503
Realized gains, net	(40,538)	(20,126)
Unrealized losses, net	33,488	6,912
Gain on bargain purchase		(30,728)
Equity in net loss (income) of unconsolidated joint ventures, net of distributions	3,537	(2,707)
Purchased future receivables, net of payoffs	(12,802)
Allowance for doubtful accounts on purchased future receivables	6,917
Net changes in operating assets and liabilities
Assets of consolidated VIEs (excluding loans, net), accrued interest and due from servicers	17,764	2,406
Receivable from third parties	674	8,170
Other assets	(8,646)	(7,814)
Accounts payable and other accrued liabilities	(3,954)	(6,647)
Net cash (used in) provided by operating activities	(100,012)	1,056
Cash Flow From Investing Activities:
Origination of loans	(328,509)	(245,367)
Purchase of loans	(52,067)	(128,991)
Purchase of mortgage backed securities, at fair value	(1,576)
Funding of unconsolidated joint ventures	(1,644)
Proceeds on unconsolidated joint venture in excess of earnings recognized	3,578	5,739
Proceeds from disposition and principal payment of loans	222,868	183,800
Proceeds from sale and principal payment of mortgage backed securities, at fair value	5,031	3,277
Proceeds from sale of real estate	7,851	285
Cash acquired in connection with the ORM Merger		10,822
Net cash (used in) investing activities	(144,468)	(170,435)
Cash Flows From Financing Activities:
Proceeds from secured borrowings	1,866,732	951,342
Payment of secured borrowings	(1,356,573)	(950,377)
Proceeds from issuance of securitized debt obligations of consolidated VIEs		355,846
Payment of securitized debt obligations of consolidated VIEs	(125,468)	(118,893)
Payment of guaranteed loan financing	(34,672)	(20,526)
Payment of deferred financing costs	(1,602)	(7,538)
Equity issuance, net of offering costs	13,372
Payment of contingent consideration		(1,207)
Distributions from non-controlling interests, net		(20)
Dividend payments	(21,302)	(13,346)
Net cash (used in) provided by financing activities	340,487	195,281
Net increase (decrease) in cash, cash equivalents, and restricted cash	96,007	25,902
Cash, cash equivalents, and restricted cash at beginning of period	127,980	94,970
Cash, cash equivalents, and restricted cash at end of period	223,987	120,872
Supplemental disclosure of operating cash flow
Cash paid for interest	44,576	34,471
Cash (received) paid for income taxes		(3,125)
Stock-based compensation	894	733
Supplemental disclosure of non-cash investing activities
Loans transferred from Loans, held for sale, at fair value to Loans, net	509
Deconsolidation of assets in securitization trusts		177,815
Supplemental disclosure of non-cash financing activities
Common stock issued in connection with merger transactions		179,321
Deconsolidation of borrowings in securitization trusts		177,815
Share-based component of incentive fees	53	233
Cash and restricted cash reconciliation
Cash and cash equivalents	122,265	47,597
Restricted cash	93,164	29,979
Cash, cash equivalents, and restricted cash in Assets of consolidated VIEs	8,558	43,296
Cash, cash equivalents, and restricted cash at end of period	$ 223,987	$ 120,872