Taxes, Insurance and Lease Expense (Schedule of Taxes, Insurance and Lease Expense) (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Taxes, Insurance and Lease Expense [Line Items]
Real estate and other taxes	$ 8,109,000	$ 7,594,000
Property insurance, general liability insurance and other	2,671,000	2,618,000
Total taxes, insurance and lease expense	23,633,000	22,164,000
Hotel Lease [Member]
Taxes, Insurance and Lease Expense [Line Items]
Lease expense	10,391,000	9,558,000
Percentage rent	4,900,000	4,100,000
Land Lease [Member]
Taxes, Insurance and Lease Expense [Line Items]
Lease expense	2,462,000	2,394,000
Percentage rent	$ 1,000,000	$ 968,000
Twelve Hotels [Member] | Forty-Nine Percent Owned by Non-Controlling Interest [Member] | Unconsolidated Properties (Lessor) and Consolidated Operations (Lessee) [Member]
Taxes, Insurance and Lease Expense [Line Items]
Number of hotels	12
Ownership percentage of lessee	49.00%
Equity method ownership percentage of lessor	50.00%