CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues:
Hotel operating revenues	$ 1,843,501	$ 1,733,103	$ 1,636,834
Rental income	323,764	309,600	280,935
FF&E reserve income	4,670	4,508	4,135
Total revenues	2,171,935	2,047,211	1,921,904
Expenses:
Hotel operating expenses	1,279,547	1,202,538	1,143,981
Depreciation and amortization	386,659	357,342	329,776
General and administrative	125,402	99,105	109,837
Acquisition related costs	0	1,367	2,375
Total expenses	1,791,608	1,660,352	1,585,969
Operating income	380,327	386,859	335,935
Dividend income	2,504	2,001	2,640
Interest income	798	274	44
Interest expense (including amortization of deferred financing costs and debt discounts of $8,871, $8,151 and $5,849, respectively)	(181,579)	(161,913)	(144,898)
Loss on distribution to common shareholders of The RMR Group Inc. common stock	0	0	(36,773)
Loss on early extinguishment of debt	(146)	(228)	0
Income before income taxes, equity in earnings of an investee and gain on sale of real estate	201,904	226,993	156,948
Income tax benefit (expense)	3,284	(4,020)	(1,566)
Equity in earnings of an investee	607	137	21
Income before gain on sale of real estate	205,795	223,110	155,403
Gain on sale of real estate	9,348	0	11,015
Net income	215,143	223,110	166,418
Other comprehensive income (loss):
Unrealized gain (loss) on investment securities	39,315	54,954	(41,307)
Equity interest in investee’s unrealized gains (losses)	460	152	(20)
Other comprehensive income (loss)	39,775	55,106	(41,327)
Comprehensive income	254,918	278,216	125,091
Preferred distributions	(1,435)	(20,664)	(20,664)
Excess of liquidation preference over carrying value of preferred shares redeemed	(9,893)	0	0
Net income available for common shareholders	$ 203,815	$ 202,446	$ 145,754
Weighted average common shares outstanding (basic) (in shares)	164,146	156,062	150,709
Weighted average common shares outstanding (diluted) (in shares)	164,175	156,088	151,002
Net income available for common shareholders per common share: Basic and diluted (in dollars per share)	$ 1.24	$ 1.30	$ 0.97