Summary of Significant Accounting Policies (Details 3) (USD $)	12 Months Ended			1 Months Ended
	Dec. 31, 2014 property	Dec. 31, 2013 property	Dec. 31, 2012 property	Aug. 31, 2014
Assets Held for Sale
Maximum time period for sale for classification of asset as held for sale	12 months
Number of hotels and/or other assets held for sale	0	0	4
Deferred Financing Fees
Payment of deferred financing fees	$ 2,346,000	$ 243,000	$ 1,332,000
Loss on extinguishment of debt	(4,638,000)	(44,000)	(191,000)
Total deferred financing fees	2,777,000	2,957,000	3,952,000
Continuing Operations Member
Deferred Financing Fees
Amortization of deferred financing fees	2,777,000	2,955,000	3,690,000
Write-off of deferred financing fees			3,000
Total deferred financing fees	2,777,000	2,955,000	3,693,000
Discontinued Operations Member
Deferred Financing Fees
Amortization of deferred financing fees		2,000	74,000
Write-off of deferred financing fees			185,000
Total deferred financing fees		2,000	259,000
Hilton San Diego Bayfront, JW Marriott New Orleans and Embassy Suites La Jolla Refinanced Debt Obligations
Deferred Financing Fees
Payment of deferred financing fees	2,300,000
Write-off of deferred financing fees	600,000
Boston Park Plaza Loan Assumption and Hilton San Diego Interest Rate Cap Derivative Agreement
Deferred Financing Fees
Payment of deferred financing fees		200,000
Entity that owns the Hilton San Diego Bayfront Mortgage Payable
Deferred Financing Fees
Payment of deferred financing fees				1,300,000
Write-off of deferred financing fees				500,000
Senior unsecured revolving credit facility
Deferred Financing Fees
Payment of deferred financing fees			1,300,000
Marriott Del Mar, Doubletree Guest Suites Minneapolis, Hilton Del Mar, Marriott Troy and Renaissance Long Beach debt obligations
Deferred Financing Fees
Write-off of deferred financing fees			$ 200,000