Subsequent Events (Details) $ / shares in Units, $ in Thousands		1 Months Ended	9 Months Ended
	Nov. 03, 2016 USD ($)	Oct. 31, 2016 USD ($) $ / shares	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Subsequent Events (Details) [Line Items]
Payments of Ordinary Dividends, Common Stock			$ 161,940	$ 176,814
Number of Hotels			236
Aggregate Number of Hotel Rooms			30,299
Subsequent Event [Member]
Subsequent Events (Details) [Line Items]
Payments of Ordinary Dividends, Common Stock		$ 22,300
Common Stock, Dividends, Per Share, Cash Paid | $ / shares		$ 0.10
Common Stock, Dividends, Per Share, Declared | $ / shares		$ 0.10
Dividends Payable, Date to be Paid		Nov. 15, 2016
Secured Debt [Member] | Subsequent Event [Member]
Subsequent Events (Details) [Line Items]
Debt Instrument, Face Amount	$ 70,000
Number of Hotel Properties Used to Secure Debt	3
Debt Instrument, Interest Rate, Stated Percentage	3.55%
Debt Instrument, Maturity Date	Dec. 01, 2026
Hilton Dallas, TX and Marriott Chesapeake, VA [Member] | Execution of Two Sales Contracts in October 2016 [Member] | Subsequent Event [Member]
Subsequent Events (Details) [Line Items]
Number of Hotels		2
Sale of Real Estate Assets, Gross Sales Price		$ 66,300
Hampton Inn & Suites Phoenix, AZ [Member] | Potential Purchase of Additional Hotels Under Contract [Member] | Hotels to be Constructed [Member] | Subsequent Event [Member]
Subsequent Events (Details) [Line Items]
Business Acquisition, Gross Purchase Price		$ 44,100
Aggregate Number of Hotel Rooms		210