Impairment Charges (Details) (USD $)	1 Months Ended	12 Months Ended				12 Months Ended			12 Months Ended
	Jun. 30, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Jan. 02, 2010 Non-Strategic [Member] Hotels	Dec. 31, 2010 Discontinued Operations [Member]	Jan. 02, 2010 Consolidated Properties [Member] Non-Strategic [Member] Hotels	Jan. 02, 2010 Unconsolidated Properties [Member] Non-Strategic [Member] Hotels	Dec. 31, 2011 Consolidated Non-Strategic Hotels [Member] Continuing Operations [Member] Hotels	Dec. 31, 2010 Consolidated Non-Strategic Hotels [Member] Continuing Operations [Member] Hotels	Dec. 31, 2011 Consolidated Non-Strategic Hotels [Member] Continuing and Discontinued Operations [Member]	Dec. 31, 2010 Consolidated Non-Strategic Hotels [Member] Continuing and Discontinued Operations [Member] Hotels	Dec. 31, 2012 Consolidated Non-Strategic Hotels [Member] Discontinued Operations [Member] Hotels	Dec. 31, 2011 Consolidated Non-Strategic Hotels [Member] Discontinued Operations [Member] Hotels	Dec. 31, 2010 Consolidated Non-Strategic Hotels [Member] Discontinued Operations [Member] Hotels	May 31, 2010 Mortgages [Member] Loan
Impairment Charges [Line Items]
Number of hotels (in hotels)					38		30	8
Number of impaired hotels (in hotels)									1	6		16	1	4	10
Impairment loss		$ 0	$ 4,315,000	$ 52,587,000		$ 21,100,000			$ 4,300,000	$ 52,600,000	$ 13,200,000	$ 152,600,000	$ 1,300,000	$ 8,900,000	$ 100,000,000
Number of loans (in loans)																2
Long-term debt		1,630,525,000	1,596,466,000													32,000,000
Gain on extinguishment of debt	$ 3,700,000					$ 15,200,000