Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Operating revenue
Room revenue	$ 1,010,637	$ 985,361	$ 969,402
Food and beverage revenue	111,691	114,818	107,538
Other operating department revenue	37,667	36,161	32,257
Total revenue	1,159,995	1,136,340	1,109,197
Operating expense
Room expense	228,656	220,101	213,071
Food and beverage expense	79,589	81,117	75,468
Management and franchise fee expense	118,210	116,462	114,802
Other operating expense	241,654	239,966	243,004
Total property operating expense	668,109	657,646	646,345
Depreciation and amortization	162,500	156,226	144,294
Impairment loss	0	1,003	9,200
Property tax, insurance and other	77,281	76,682	71,443
General and administrative	31,516	37,810	41,671
Transaction and pursuit costs	192	3,058	4,850
Total operating expense	939,598	932,425	917,803
Operating income	220,397	203,915	191,394
Other income	303	1,598	807
Interest income	1,695	1,563	1,881
Interest expense	(58,820)	(54,788)	(56,810)
Income from continuing operations before income tax (expense) benefit	163,575	152,288	137,272
Income tax (expense) benefit	(8,190)	39,126	(1,145)
Income from continuing operations	155,385	191,414	136,127
Gain on sale of hotel properties	45,929	28,398	353
Net income	201,314	219,812	136,480
Net income attributable to noncontrolling interests
Noncontrolling interest in consolidated joint venture	(55)	(77)	(171)
Noncontrolling interest in the Operating Partnership	(907)	(1,514)	(868)
Net income attributable to common shareholders	$ 200,352	$ 218,221	$ 135,441
Basic per common share data:
Net income per share attributable to common shareholders - basic (in dollars per share)	$ 1.61	$ 1.69	$ 1.06
Weighted-average number of common shares (in shares)	123,651,003	128,444,469	127,360,669
Diluted per common share data:
Net income per share attributable to common shareholders - diluted (in dollars per share)	$ 1.61	$ 1.68	$ 1.05
Weighted-average number of common shares (in shares)	123,879,007	128,967,754	128,293,843
Amounts attributable to the Company’s common shareholders:
Income from continuing operations	$ 154,606	$ 190,022	$ 135,090
Gain on sale of hotel properties	45,746	28,199	351
Comprehensive income:
Net income	201,314	219,812	136,480
Unrealized gain (loss) on interest rate derivatives	11,700	(2,958)	(7,703)
Comprehensive income	213,014	216,854	128,777
Comprehensive income attributable to the Company	$ 212,052	$ 215,263	$ 127,738