Debt (Senior Unsecured Credit Facility) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 07, 2012	Sep. 09, 2011	Sep. 07, 2012 hotels	Sep. 09, 2011	Sep. 07, 2012 Lexington Hotel New York [Member]	Mar. 09, 2012 Lexington Hotel New York [Member]	Sep. 07, 2012 Financing [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 200.0		$ 200.0
Line of Credit Facility, Expiration Date			August 2014
Increase in Credit Facility	400		400
Unused credit facility payments description			In addition to the interest payable on amounts outstanding under the facility, we are required to pay an amount equal to 0.40% of the unused portion of the facility if the unused portion of the facility is greater than 50% or 0.30% if the unused portion of the facility is less than or equal to 50%.
Capitalization Rate (as a percent)			8.50%
Percent of Net Proceeds from Future Equity Issuances (as a percent)			85.00%
Minimum number of unencumbered borrowing base (in properties)			5
Line of Credit Facility Minimum Unencumbered Borrowing Base Value			250
Mortgage Security Amount					100.0
Outstanding borrowings of Credit Facility	120.0		120.0
Line Of Credit Facility Leverage Ratio			4.98
Interest and unused credit facility fees	$ 0.7	$ 0.8	$ 1.7	$ 1.5
Debt Instrument, Basis Spread on Variable Rate (as a percent)					3.00%	3.00%	2.50%