CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 401,844	$ 282,626	[1]
Reverse repurchase agreements	593,865	1,006,163	[1]
Investments, at fair value:
U.S. Treasury Securities (including pledged assets of $476,863 and $660,823, respectively)	748,118	1,100,447	[1]
Securities borrowed	519,929	216,676	[1]
Agency Mortgage-Backed Securities (including pledged assets of $82,193,414 and $67,787,023, respectively)	96,773,448	78,440,330	[1]
Agency debentures (including pledged assets of $459,283 and $1,068,869, respectively)	703,093	1,108,261	[1]
Investments with affiliates	261,659	252,863	[1]
Corporate debt, held for investment	27,982	21,683	[1]
Receivable for Investment sold	40,751	151,460	[1]
Accrued interest and dividends receivable	386,160	345,250	[1]
Receivable from Prime Broker	3,272	3,272	[1]
Receivable for advisory and service fees	19,666	16,172	[1]
Intangible for customer relationships, net	12,141	9,290	[1]
Goodwill	42,030	42,030	[1]
Interest rate swaps, at fair value		2,561	[1]
Other derivative contracts, at fair value	767	2,607	[1]
Other assets	22,282	24,899	[1]
Total assets	100,557,007	83,026,590	[1]
Liabilities:
U.S. Treasury Securities sold, not yet purchased, at fair value	491,740	909,462	[1]
Repurchase agreements	78,447,165	65,533,537	[1]
Securities loaned, at fair value	447,330	217,841	[1]
Payable for Investments purchased	4,824,618	4,575,026	[1]
Convertible Senior Notes	600,000	600,000	[1]
Accrued interest payable	122,753	115,766	[1]
Dividends payable	539,970	404,220	[1]
Interest rate swaps, at fair value	1,035,215	754,439	[1]
Other derivative contracts, at fair value		2,446	[1]
Accounts payable and other liabilities	78,895	8,921	[1]
Total liabilities	86,587,686	73,121,658	[1]
Stockholders' Equity:
Common stock, par value $.01 per share, 1,987,987,500 authorized, 831,047,443 and 631,594,205 issued and outstanding, respectively	8,310	6,316	[1]
Additional paid-in capital	12,579,012	9,175,245	[1]
Accumulated other comprehensive income (loss)	2,049,831	1,164,642	[1]
Accumulated deficit	(884,879)	(658,391)	[1]
Total stockholders' equity	13,929,362	9,864,900	[1]
Total liabilities, Series B Cumulative Convertible Preferred Stock and stockholders' equity	100,557,007	83,026,590	[1]
Series B Cumulative Convertible Redeemable Preferred Stock [Member]
Stockholders' Equity:
6.00% Series B Cumulative Convertible Preferred Stock: 4,600,000 shares authorized, 1,649,047 and 1,652,047 shares issued and outstanding, respectively	39,959	40,032	[1]
Series A Cumulative Redeemable Preferred Stock [Member]
Stockholders' Equity:
7.875% Series A Cumulative Redeemable Preferred Stock: 7,412,500 authorized, issued and outstanding	$ 177,088	$ 177,088	[1]

[1] Derived from the audited consolidated financial statements at December 31, 2010.