Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Assets
Commercial mortgages, mezzanine loans, other loans and preferred equity interests	$ 1,165,163	$ 1,219,110
Allowance for losses	(57,866)	(69,691)
Total investments in mortgages and loans	1,107,297	1,149,419
Investments in real estate	861,810	841,488
Investments in securities and security-related receivables, at fair value	717,975	705,451
Cash and cash equivalents	24,639	27,230
Restricted cash	188,688	176,723
Accrued interest receivable	39,582	37,138
Other assets	42,362	32,840
Deferred financing costs, net of accumulated amortization of $11,154 and $9,943, respectively	22,430	19,954
Intangible assets, net of accumulated amortization of $2,057 and $1,777, respectively	2,909	3,189
Total assets	3,007,692	2,993,432
Liabilities and Equity
Indebtedness (including $145,041 and $152,494 at fair value, respectively)	1,816,225	1,838,177
Accrued interest payable	21,715	19,925
Accounts payable and accrued expenses	24,620	25,089
Derivative liabilities	177,353	184,878
Deferred taxes, borrowers' escrows and other liabilities	25,304	6,833
Total liabilities	2,065,217	2,074,902
Equity:
Common shares, $0.03 par value per share, 200,000,000 shares authorized, 38,197,648 and 35,300,190 issued and outstanding	1,149	1,060
Additional paid in capital	1,722,797	1,691,681
Accumulated other comprehensive income (loss)	(118,485)	(127,602)
Retained earnings (deficit)	(666,952)	(647,110)
Total shareholders' equity	938,576	918,096
Noncontrolling interests	3,899	434
Total equity	942,475	918,530
Total liabilities and equity	3,007,692	2,993,432
7.75% Series A Cumulative Redeemable Preferred Shares [Member]
Equity:
Preferred shares, $0.01 par value per share, 25,000,000 shares authorized	28	28
8.375% Series B Cumulative Redeemable Preferred Shares [Member]
Equity:
Preferred shares, $0.01 par value per share, 25,000,000 shares authorized	23	23
8.875% Series C Cumulative Redeemable Preferred Shares [Member]
Equity:
Preferred shares, $0.01 par value per share, 25,000,000 shares authorized	$ 16	$ 16