Acquisition of Hotel Properties (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 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]
Real Estate Properties [Line Items]
Proforma adjustment - Acquisition Costs	$ 0	$ 600,000	$ 1,200,000	$ 800,000
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net [Abstract]
Property, plant and equipment						20,103,000	90,162,000	6,881,000
Above market rate contracts					(4,751,000)
Mortgage debt					(66,732,000)
In place lease assets					66,000
Net working capital					39,000
Net assets acquired					45,768,000
Business acquisition, unaudited proforma information
Total revenues	126,301,000	118,032,000	232,850,000	218,486,000
Operating income (loss)	18,728,000	16,021,000	24,074,000	19,747,000
Net income (loss) attributable to common shareholders	$ 8,730,000	$ 8,754,000	$ 2,966,000	$ 3,203,000
Net income (loss) per share attributable to common shareholders - basic and diluted	$ 0.14	$ 0.14	$ 0.05	$ 0.05