Investment in Hotel Properties (Details 2) (USD $)	9 Months Ended		12 Months Ended	3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended				0 Months Ended	3 Months Ended	9 Months Ended	0 Months Ended	1 Months Ended	3 Months Ended	9 Months Ended	0 Months Ended
	Sep. 30, 2013 item	Sep. 30, 2012	Dec. 31, 2012 item	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Advanced bookings and above/(below) market lease agreements	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza In-place lease agreements	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza In-place lease agreements	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza In-place lease agreements Minimum	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza In-place lease agreements Maximum	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Advanced bookings	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Advanced bookings	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Above/(below) market lease agreements, net	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Above/(below) market lease agreements, net	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Above/(below) market lease agreements, net Minimum	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Above/(below) market lease agreements, net Maximum	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Franchise agreement	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Franchise agreement	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Land	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Buildings and improvements	Sep. 30, 2013 Hilton New Orleans St. Charles and the Boston Park Plaza Furniture, fixtures and equipment	May 31, 2013 Hilton New Orleans St. Charles item	Sep. 30, 2013 Hilton New Orleans St. Charles	Sep. 30, 2013 Hilton New Orleans St. Charles	Jul. 02, 2013 Boston Park Plaza item	Feb. 28, 2013 Boston Park Plaza	Sep. 30, 2013 Boston Park Plaza	Sep. 30, 2013 Boston Park Plaza	Jul. 02, 2013 Boston Park Plaza Non-recourse loan secured
Investment in Hotel Properties
Number of rooms in acquired hotel																						250			1,053
Purchase price of acquired entity																						$ 59,100,000			$ 248,000,000
Proration and other credits																						200,000			2,000,000
Acquisition-related costs																							100,000	400,000			300,000	900,000
Portion of acquisition price paid with cash received from issuance of common stock and with cash on hand																								6,300,000		36,500,000		8,900,000
Debt assumed at acquisition																													119,200,000
Assets:
Investment in hotel properties				307,744,000	307,744,000	3,800,000											100,000	100,000	62,200,000	224,200,000	17,400,000
Accounts receivable				3,024,000	3,024,000
Inventory				160,000	160,000
Prepaid expenses				924,000	924,000
Total assets acquired				311,852,000	311,852,000
Liabilities:
Accounts payable				295,000	295,000
Accrued payroll and employee benefits				2,777,000	2,777,000
Other current liabilities				1,571,000	1,571,000
Note payable				119,190,000	119,190,000
Total liabilities assumed				123,833,000	123,833,000
Total cash paid for acquisitions					188,019,000																	53,200,000			92,300,000
Value of intangibles at acquisition				3,907,000	3,907,000		1,173,000	1,173,000			6,294,000	6,294,000	(3,645,000)	(3,645,000)			85,000	85,000
Accumulated amortization				(296,000)	(296,000)
Total				3,611,000	3,611,000
Expected Life at Acquisition									13 months	169 months		60 months			13 months	215 months		15 years
Amortization expense	$ 8,255,000	$ 14,835,000		$ 286,000	$ 296,000		$ 36,000	$ 46,000			$ 315,000	$ 315,000	$ (66,000)	$ (67,000)			$ 1,000	$ 2,000
Number of hotels acquired	2		2