Total Revenues and Net Income (Loss) of Hotels Acquired (Detail) (USD $)	3 Months Ended		4 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2012 Business Acquisitions Twenty Eleven	Jun. 30, 2011 Business Acquisitions Twenty Eleven	Jun. 30, 2012 Business Acquisitions Twenty Eleven	Jun. 30, 2011 Business Acquisitions Twenty Eleven	Jun. 30, 2012 Business Acquisitions Twenty Twelve	Jun. 30, 2012 Business Acquisitions Twenty Twelve
Business Combination, Separately Recognized Transactions [Line Items]
Revenue	$ 47,280,143	$ 36,996,884	$ 55,134,478	$ 87,190,953	$ 4,186,000	$ 2,200,000	$ 8,158,000	$ 2,200,000	$ 3,866,000	$ 5,649,000
Net income	$ (81,849)	$ 440,819	$ (737,490)	$ (1,816,331)	$ 721,000	$ 561,000	$ 1,322,000	$ 561,000	$ 475,000	$ 607,000