Acquisition of Hotel Properties (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Jan. 29, 2013 Embassy Suites San Diego [Member]	Jan. 29, 2013 Embassy Suites San Diego [Member] Land [Member]	Jan. 29, 2013 Embassy Suites San Diego [Member] Buildings and improvements [Member]	Jan. 29, 2013 Embassy Suites San Diego [Member] Furniture, fixtures and equipment [Member]
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net [Abstract]
Property, plant and equipment				$ 20,103	$ 90,162	$ 6,881
Above market rate contracts			(4,751)
Mortgage debt			(66,732)
In place lease assets			66
Net working capital			39
Net assets acquired			45,768
Business acquisition, unaudited proforma information
Total revenues	106,550	100,455
Operating income (loss)	5,106	3,728
Net income (loss) attributable to common shareholders	$ (5,344)	$ (5,136)
Net income (loss) per share attributable to common shareholders - basic and diluted	$ (0.09)	$ (0.09)