Other Assets (Details)	1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 31, 2013 USD ($) room property	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Jul. 24, 2015 USD ($)
Other assets, net
Property and equipment, net		$ 2,018,000		$ 2,018,000		$ 2,127,000
Land held for development		188,000		188,000		188,000
Intangibles, net		6,378,000		6,378,000		6,677,000
Deferred expense on straightlined third-party tenant leases		3,002,000		3,002,000		1,426,000
Other receivables		2,836,000		2,836,000		2,094,000
Other		1,907,000		1,907,000		1,973,000
Total other assets, net		16,329,000		16,329,000		14,485,000
Amortization expense				4,052,000	$ 3,510,000
Deferred gain on sale of asset		7,000,000		7,000,000		7,000,000
Acquisition deposits					15,000,000
BuyEfficient, LLC
Other assets, net
Accumulated amortization		2,700,000		2,700,000		2,400,000
Amortization expense		100,000	$ 100,000	$ 300,000	300,000
BuyEfficient, LLC | Minimum
Other assets, net
Useful life of intangibles				7 years
BuyEfficient, LLC | Maximum
Other assets, net
Useful life of intangibles				20 years
Rochester Portfolio
Other assets, net
Number of hotels and/or other assets sold | property	4
Number of rooms sold | room	1,222
Deferred gain on sale of asset	$ 25,000,000	25,000,000		$ 25,000,000		25,000,000
Rochester Portfolio | Preferred equity investment
Other assets, net
Preferred equity investment	$ 25,000,000	25,000,000		$ 25,000,000		$ 25,000,000
Dividend yield on preferred equity investment (as a percent)	11.00%			11.00%		11.00%
Carrying value of asset net of deferred gain		0		$ 0		$ 0
Dividends on the preferred equity investment		$ 700,000	$ 700,000	$ 1,400,000	$ 1,400,000
Rochester Portfolio | Preferred equity investment | Subsequent Event
Other assets, net
Preferred equity investment							$ 25,000,000