Consolidated Statement Of Cash Flows - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest		$ (17,633)	$ 36,568
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		36,073	(19,884)
Change in net unrealized (gain) loss on investments and financial derivatives, and foreign currency translation		9,706	34,466
Amortization of premiums and accretion of discounts (net)		19,053	7,786
Purchase of investments		(1,862,704)	(2,824,104)
Proceeds from disposition of investments		1,795,924	2,878,023
Proceeds from principal payments of investments		188,378	220,875
Proceeds from investments sold short		1,098,986	1,581,247
Repurchase of investments sold short		(1,175,609)	(1,897,897)
Payments on financial derivatives (1)	[1]	(315,221)	(326,626)
Proceeds from financial derivatives	[1]	345,997	330,729
Share-based LTIP expense		300	294
(Increase) decrease in assets:
Repurchase agreements		(59,348)	62,410
Receivable for securities sold and financial derivatives		142,286	328,486
Due from brokers		15,350	(16,101)
Interest and principal receivable		3,067	(5,183)
Restricted cash		(753)	(5,580)
Other assets		(24,638)	(753)
Increase (decrease) in liabilities:
Due to brokers		(99,197)	(19,393)
Payable for securities purchased and financial derivatives		63,847	22,898
Accounts payable and accrued expenses		(730)	26
Other liabilities		(665)	1,297
Interest and dividends payable		1,472	(201)
Base management fee payable		(288)	(114)
Net cash provided by (used in) operating activities		163,653	389,269
Cash flows provided by (used in) financing activities:
Contributions from non-controlling interests		4,747	1,430
Shares repurchased		(8,797)	(623)
Offering costs paid		0	(56)
Dividends paid		(50,256)	(66,462)
Distributions to non-controlling Interest		(2,560)	(1,410)
Proceeds from issuance of securitized debt		40,921	0
Principal payments on securitized debt		(10,151)	(254)
Borrowings under Reverse Repurchase Agreements		4,740,559	7,188,017
Repayments of reverse repurchase agreements		(4,882,407)	(7,484,656)
Net cash provided by (used in) financing activities		(167,944)	(364,014)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		(4,291)	25,255
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD		183,909	114,140
CASH AND CASH EQUIVALENTS, END OF PERIOD		179,618	139,395
Supplemental disclosure of cash flow information:
Interest paid		10,996	8,573
Share-based LTIP awards (non-cash)		300	294
Aggregate TBA trade activity (buys sells) (non-cash)		17,241,758	27,491,213
Purchase of Investments Non Cash		(27,502)	0
Proceeds from the Disposition of Investments Non Cash		80,029	0
Payments Made to Open Financial Derivatives Non Cash		(4,000)	0
Proceeds from Issuance of Securitized Debt Non Cash		13,088	0
Principal Payments on Securitized Debt Non Cash		(13,088)	0
Repayments of reverse repurchase agreements (non-cash)		$ (48,527)	$ 0

[1] Conformed to current period presentation.