Consolidated Statement Of Cash Flows - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest		$ 43,508	$ 21,171
Reconciliation of the net increase (decrease) in equity resulting from operations to net cash provided by (used in) operating activities:
Net realized (gain) loss on investments, financial derivatives, and foreign currency transactions		(10,020)	9,370
Change in net unrealized (gain) loss on investments, other secured borrowings, financial derivatives, and foreign currency translation		(6,921)	(6,796)
Amortization of premiums and accretion of discounts (net)		22,949	15,618
Purchase of investments		(1,979,605)	(1,445,940)
Proceeds from disposition of investments		1,102,018	1,022,560
Proceeds from principal payments of investments		272,374	134,770
Proceeds from investments sold short		1,656,721	1,207,603
Repurchase of investments sold short		(1,404,952)	(1,116,008)
Payments on financial derivatives		(65,916)	(44,958)
Proceeds from financial derivatives		62,386	48,528
Amortization of deferred debt issuance costs		132	0
Share-based long term incentive plan unit expense		192	189
Interest income related to consolidated securitization trust	[1]	(1,765)	0
Interest expense related to consolidated securitization trust	[1]	1,765	0
Repurchase agreements		(58,462)	(81,840)
(Increase) decrease in assets:
Receivable for securities sold and financial derivatives		(161,965)	(39,012)
Due from brokers		56,208	30,717
Interest and principal receivable		(2,781)	547
Other assets		19,371	(3,522)
Increase (decrease) in liabilities:
Due to brokers		1,529	(8,882)
Payable for securities purchased and financial derivatives		228,321	139,361
Accounts payable and accrued expenses		220	669
Incentive fee payable		291	0
Other liabilities		(81)	102
Interest and dividends payable		887	517
Base management fee payable to affiliate		(92)	(45)
Net cash provided by (used in) operating activities		(223,688)	(115,281)
Cash flows provided by (used in) financing activities:
Contributions from non-controlling interests		2,165	11,321
Shares repurchased		(17,593)	(2,868)
Dividends paid		(25,501)	(29,579)
Distributions to non-controlling interests		(10,457)	(8,050)
Proceeds from issuance of Other secured borrowings		51,170	81,648
Principal payments on Other secured borrowings		(13,449)	(11,837)
Borrowings under reverse repurchase agreements		2,296,100	7,089,080
Repayments of reverse repurchase agreements		(2,083,909)	(7,003,423)
Net cash provided by (used in) financing activities		198,526	126,292
NET INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH		(25,162)	11,011
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF PERIOD	[2]	47,658	123,929
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, END OF PERIOD	[2]	22,496	134,940
Supplemental disclosure of cash flow information:
Interest paid		24,041	12,554
Share-based long term incentive plan unit awards (non-cash)		192	189
Aggregate TBA trade activity (buys sells) (non-cash)		14,759,189	11,157,765
Purchase of investments (non-cash)		(10,831)	(24,211)
Proceeds from principal payments of investments (non-cash)		22,807	4,315
Proceeds from the disposition of investments (non-cash)		10,831	25,693
Proceeds received from Other secured borrowings, at fair value (non-cash)		0	17,175
Principal payments on Other secured borrowings (non-cash)		0	(22,972)
Principal payments on Other secured borrowings, at fair value (non-cash)		$ (22,807)	$ 0

[1] Related to non-qualified mortgage securitization transaction. See Note 6 for further details.

[2] Conformed to current period presentation.