CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid in Capital	Retained Earnings (Deficit)	Cumulative Dividends	Accumulated Other Comprehensive Loss	Non-Controlling Interest in Consolidated Joint Ventures	Series A Cumulative Redeemable Preferred Stock Preferred Stock	Series D Cumulative Redeemable Preferred Stock Preferred Stock
Balance at Dec. 31, 2009	$ 886,767	$ 969	$ 1,119,005	$ (8,949)	$ (397,527)	$ (2,981)		$ 176,250
Balance (in shares) at Dec. 31, 2009		96,904,075						7,050,000
Increase (Decrease) in Stockholders' Equity
Net proceeds from sale of common and preferred stock	190,642	195	190,447
Net proceeds from sale of common stock (in shares)		19,500,000
Vesting of restricted common stock	4,156	6	4,150
Vesting of restricted common stock (in shares)		546,429
Series A preferred dividends and dividends payable at $2.00 per share	(14,100)				(14,100)
Series C preferred dividends and dividends payable at $1.572 per share	(6,448)				(6,448)
Accretion of discount on Series C preferred stock	(104)		(104)
Net income	38,542			38,542
Pension liability adjustment	(156)					(156)
Balance at Dec. 31, 2010	1,099,299	1,170	1,313,498	29,593	(418,075)	(3,137)		176,250
Balance (in shares) at Dec. 31, 2010		116,950,504						7,050,000
Increase (Decrease) in Stockholders' Equity
Net proceeds from sale of common and preferred stock	110,948		(4,052)						115,000
Net proceeds from sale of preferred stock (in shares)									4,600,000
Vesting of restricted common stock	3,123	3	3,120
Vesting of restricted common stock (in shares)		314,586
Non-controlling interest assumed at acquisition	61,067						61,067
Distributions to non-controlling interests	(1,342)						(1,342)
Series A preferred dividends and dividends payable at $2.00 per share	(14,100)				(14,100)
Series C preferred dividends and dividends payable at $1.572 per share	(6,448)				(6,448)
Series D preferred dividends and dividends payable at $2.00 and $1.472222 per share in 2012 and 2011, respectively	(6,773)				(6,773)
Net income	81,299			80,987			312
Pension liability adjustment	(1,779)					(1,779)
Balance at Dec. 31, 2011	1,325,294	1,173	1,312,566	110,580	(445,396)	(4,916)	60,037	176,250	115,000
Balance (in shares) at Dec. 31, 2011		117,265,090						7,050,000	4,600,000
Increase (Decrease) in Stockholders' Equity
Net proceeds from sale of common and preferred stock	126,179	121	126,058
Net proceeds from sale of common stock (in shares)		12,143,273
Issuance of common stock in connection with hotel acquisition, net	51,063	55	51,008
Issuance of common stock in connection with hotel acquisition, net (in shares)		5,454,164
Vesting of restricted common stock	3,768	3	3,765
Vesting of restricted common stock (in shares)		374,911
Distributions to non-controlling interests	(6,381)						(6,381)
Series A preferred dividends and dividends payable at $2.00 per share	(14,100)				(14,100)
Series C preferred dividends and dividends payable at $1.572 per share	(6,448)				(6,448)
Series D preferred dividends and dividends payable at $2.00 and $1.472222 per share in 2012 and 2011, respectively	(9,200)				(9,200)
Net income	49,557			47,796			1,761
Pension liability adjustment	(419)					(419)
Balance at Dec. 31, 2012	$ 1,519,313	$ 1,352	$ 1,493,397	$ 158,376	$ (475,144)	$ (5,335)	$ 55,417	$ 176,250	$ 115,000
Balance (in shares) at Dec. 31, 2012		135,237,438						7,050,000	4,600,000