Investment in Hotel Properties - Acquisitions (Details) $ / shares in Units, $ in Thousands	1 Months Ended		3 Months Ended								12 Months Ended
	Jul. 31, 2017 USD ($) room	Jun. 30, 2016 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) $ / shares	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Unaudited pro forma results of operations
Revenues											$ 1,202,887
Income attributable to common stockholders											$ 133,939
Income per diluted share attributable to common stockholders (in dollars per share) | $ / shares											$ 0.60
Total revenues			$ 290,190	$ 303,909	$ 318,796	$ 280,743	$ 289,584	$ 303,304	$ 322,160	$ 274,292	$ 1,193,638	$ 1,189,340	$ 1,249,180
Net Income			20,680	$ 17,082	$ 51,415	$ 63,827	$ 34,298	$ 39,427	$ 65,736	$ 1,216	153,004	$ 140,677	$ 355,519
Oceans Edge Hotel & Marina | Hurricane
Unaudited pro forma results of operations
Hurricane-related restoration expenses											800
Acquisitions 2017 | Oceans Edge Hotel & Marina
Investment in Hotel Properties
Number of rooms | room	175
Purchase price of acquired entity	$ 173,900
Acquisition-related costs											700
Assets:
Investment in hotel properties	174,971
Accounts receivable	15
Inventories	50
Prepaid expenses	41
Other assets	84
Total assets acquired	175,161
Liabilities:
Accounts payable and accrued expenses	210
Accrued payroll and employee benefits	256
Other current liabilities	752
Other liabilities	26
Total liabilities assumed	1,244
Total cash paid for acquisitions	173,917
Unaudited pro forma results of operations
Total revenues											5,100
Net Income											(1,400)
Acquisitions 2015
Investment in Hotel Properties
Number of hotels acquired													0
Land | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	92,500
Buildings and improvements | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	74,400
Furniture, fixtures and equipment | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	6,400
Intangible assets | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	1,700
Intangible assets | Air rights | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	1,600
Intangible assets | Air rights | Acquisitions 2016 | Renaissance Harborplace Air Rights
Investment in Hotel Properties
Acquisition of air rights		$ 2,400
Refund of closing costs											(200)
Value of air rights after refund of closing costs			$ 2,300								$ 2,300
In-place lease agreements | Intangible assets | Acquisitions 2017 | Oceans Edge Hotel & Marina
Assets:
Investment in hotel properties	$ 100
Weighted average expected life	9 months