Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues:
Room	$ 532,288	$ 568,867	$ 526,573
Food and beverage	182,737	191,857	190,852
Other operating	54,292	55,697	53,439
Total revenues	769,317	816,421	770,864
Hotel operating expenses:
Room	134,068	137,312	124,090
Food and beverage	123,213	126,957	128,816
Other direct and indirect	210,692	219,655	215,169
Total hotel operating expenses	467,973	483,924	468,075
Depreciation and amortization	102,290	102,439	95,872
Real estate taxes, personal property taxes, property insurance, and ground rent	48,500	50,488	46,947
General and administrative	24,048	28,105	32,335
Impairment and other losses	6,003	12,148	0
Total operating expenses	648,814	677,104	643,229
Operating income (loss)	120,503	139,317	127,635
Interest income	97	1,995	2,511
Interest expense	(37,299)	(43,615)	(38,774)
Other	2,265	283	0
Gain on sale of hotel properties	14,877	40,690	0
Equity in earnings (loss) of joint venture	0	(64,842)	6,213
Income (loss) before income taxes	100,443	73,828	97,585
Income tax (expense) benefit	(181)	134	(2,590)
Net income (loss)	100,262	73,962	94,995
Net income (loss) attributable to non-controlling interests	374	258	327
Net income (loss) attributable to the Company	99,888	73,704	94,668
Distributions to preferred shareholders	(16,094)	(19,662)	(25,950)
Issuance costs of redeemed preferred shares	0	(7,090)	0
Net income (loss) attributable to common shareholders	$ 83,794	$ 46,952	$ 68,718
Net income (loss) per share available to common shareholders, basic (usd per share)	$ 1.20	$ 0.65	$ 0.95
Net income (loss) per share available to common shareholders, diluted (in usd per share)	$ 1.19	$ 0.64	$ 0.94
Weighted-average number of common shares, basic (in shares)	69,591,973	71,901,499	71,715,870
Weighted-average number of common shares, diluted (in shares)	69,984,837	72,373,242	72,384,289
Comprehensive Income:
Net income (loss)	$ 100,262	$ 73,962	$ 94,995
Other comprehensive income (loss):
Unrealized gain (loss) on derivative instruments	6,001	2,438	(4,409)
Comprehensive income (loss)	106,263	76,400	90,586
Comprehensive income (loss) attributable to non-controlling interests	395	266	313
Comprehensive income (loss) attributable to the Company	$ 105,868	$ 76,134	$ 90,273