Condensed Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows (used in) provided by operating activities:
Net income	$ 129,182	$ 104,779
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of discount/premium and PIK	(40,490)	(30,192)
Amortization of deferred financing costs	5,487	5,355
Equity-based compensation	3,195	2,628
(Reversal of) Provision for loan losses and impairments	(15,000)	5,000
Realized loss on Investments	12,513	0
Foreign currency gain	3,068	17,371
Unrealized (gain) loss on derivative instruments	17,311	(15,941)
Changes in operating assets and liabilities:
Proceeds received from PIK	0	75,652
Other assets	(6,460)	(4,069)
Accounts payable, accrued expenses and other liabilities	668	10,190
Payable to related party	455	845
Net cash (used in) provided by operating activities	109,929	171,618
Cash flows used in investing activities:
New funding of commercial mortgage loans	(511,310)	(1,275,507)
Add-on funding of commercial mortgage loans	(175,497)	(60,500)
New funding of subordinate loans	(276,607)	(201,966)
Add-on funding of subordinate loans	(12,825)	(43,284)
Proceeds and payments received on commercial mortgage loans	341,453	227,913
Proceeds and payments received on subordinate loans	130,567	367,143
Origination and exit fees received on commercial mortgage and subordinate loans	12,275	28,362
Decrease in collateral held related to derivative contracts	(18,180)	4,930
Net cash (used in) provided by investing activities	(510,124)	(952,909)
Cash flows from financing activities:
Proceeds from issuance of common stock	315,157	275,879
Redemption of preferred stock	(172,500)	0
Payment of offering costs	(141)	(188)
Proceeds from secured debt arrangements	981,529	1,367,211
Repayments of secured debt arrangements	(1,063,071)	(723,260)
Proceeds from issuance of senior secured term loan	497,500	0
Exchanges and conversions of convertible senior notes	(704)	0
Payment of deferred financing costs	(9,416)	(11,314)
Dividends on common stock	(126,289)	(114,655)
Dividends on preferred stock	(15,204)	(13,669)
Net cash (used in) provided by financing activities	406,861	780,004
Net increase (decrease) in cash and cash equivalents	6,666	(1,287)
Cash and cash equivalents, beginning of period	109,806	77,671
Cash and cash equivalents, end of period	116,472	76,384
Supplemental disclosure of cash flow information:
Interest paid	62,915	43,420
Supplemental disclosure of non-cash financing activities:
Exchange of convertible senior notes for common stock	33,778	0
Dividend declared, not yet paid	74,295	64,162
Offering costs payable	265	0
Loan proceeds held by servicer	4,619	0
Deferred financing costs, not yet paid	$ 4,095	$ 0