Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Operating revenue
Room revenue	$ 985,361	$ 969,402	$ 844,741
Food and beverage revenue	114,818	107,538	97,083
Other operating department revenue	36,161	32,257	28,556
Total revenue	1,136,340	1,109,197	970,380
Operating expense
Room expense	220,101	213,071	186,667
Food and beverage expense	81,117	75,468	67,945
Management and franchise fee expense	116,462	114,802	99,158
Other operating expense	239,966	243,004	221,337
Total property operating expense	657,646	646,345	575,107
Depreciation and amortization	156,226	144,294	127,231
Impairment loss	1,003	9,200	0
Property tax, insurance and other	76,682	71,443	63,627
General and administrative	37,810	41,671	35,466
Transaction and pursuit costs	3,058	4,850	4,410
Total operating expense	932,425	917,803	805,841
Operating income	203,915	191,394	164,539
Other income	1,598	807	903
Interest income	1,563	1,881	1,665
Interest expense	(54,788)	(56,810)	(64,348)
Gain on foreclosure	0	0	4,863
Income from continuing operations before income tax benefit (expense)	152,288	137,272	107,622
Income tax benefit (expense)	39,126	(1,145)	(879)
Income from continuing operations	191,414	136,127	106,743
Income from discontinued operations	0	0	7,436
Gain on disposal of hotel properties	28,398	353	0
Net income	219,812	136,480	114,179
Net income attributable to noncontrolling interests
Noncontrolling interest in consolidated joint venture	(77)	(171)	(540)
Noncontrolling interest in the Operating Partnership	(1,514)	(868)	(718)
Net income attributable to common shareholders	$ 218,221	$ 135,441	$ 112,921
Basic per common share data:
Net income per share attributable to common shareholders before discontinued operations (in dollars per share)	$ 1.69	$ 1.06	$ 0.89
Discontinued operations (in dollars per share)	0.00	0.00	0.06
Net income per share attributable to common shareholders (in dollars per share)	$ 1.69	$ 1.06	$ 0.95
Weighted-average number of common shares (in shares)	128,444,469	127,360,669	117,950,066
Diluted per common share data:
Net income per share attributable to common shareholders before discontinued operations (in dollars per share)	$ 1.68	$ 1.05	$ 0.88
Discontinued operations (in dollars per share)	0.00	0.00	0.06
Net income per share attributable to common shareholders (in dollars per share)	$ 1.68	$ 1.05	$ 0.94
Weighted-average number of common shares (in shares)	128,967,754	128,293,843	118,738,626
Amounts attributable to the Company’s common shareholders:
Income from continuing operations	$ 190,022	$ 135,090	$ 105,539
Income from discontinued operations	0	0	7,382
Gain on disposal of hotel properties	28,199	351	0
Net income attributable to common shareholders	218,221	135,441	112,921
Comprehensive income:
Net income	219,812	136,480	114,179
Unrealized loss on interest rate derivatives	(2,958)	(7,703)	(5,941)
Comprehensive income	216,854	128,777	108,238
Comprehensive income attributable to the noncontrolling interest in consolidated joint venture	(77)	(171)	(540)
Comprehensive income attributable to the noncontrolling interest in the Operating Partnership	(1,514)	(868)	(718)
Comprehensive income attributable to the Company	$ 215,263	$ 127,738	$ 106,980