Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Property rental	$ 279,584	$ 258,128	$ 550,587	$ 506,014
Tenant reinsurance	31,701	28,521	61,498	55,555
Management fees and other income	12,317	10,164	23,063	20,729
Total revenues	323,602	296,813	635,148	582,298
Expenses:
Property operations	80,870	73,083	159,635	145,836
Tenant reinsurance	6,982	5,471	13,949	11,078
General and administrative	23,351	21,651	46,029	43,115
Depreciation and amortization	54,406	51,892	109,065	103,641
Total expenses	165,609	152,097	328,678	303,670
Gain on real estate transactions	1,205	0	1,205	0
Income from operations	159,198	144,716	307,675	278,628
Interest expense	(47,448)	(43,347)	(94,808)	(84,313)
Non-cash interest expense related to amortization of discount on equity component of exchangeable senior notes	(1,185)	(1,176)	(2,347)	(2,385)
Interest income	1,718	1,188	3,106	2,626
Income before equity in earnings of unconsolidated real estate ventures and income tax expense	112,283	101,381	213,626	194,556
Equity in earnings of unconsolidated real estate ventures	3,121	3,429	5,751	7,026
Income tax expense	(2,715)	(2,097)	(4,528)	(3,439)
Net income	112,689	102,713	214,849	198,143
Net income allocated to Preferred Operating Partnership noncontrolling interests	(3,128)	(3,492)	(6,291)	(6,882)
Net income allocated to Operating Partnership and other noncontrolling interests	(4,733)	(4,068)	(8,960)	(7,852)
Net income attributable to common stockholders	$ 104,828	$ 95,153	$ 199,598	$ 183,409
Earnings per common share
Basic (in dollars per share)	$ 0.82	$ 0.75	$ 1.56	$ 1.45
Diluted (in dollars per share)	$ 0.81	$ 0.75	$ 1.55	$ 1.45
Weighted average number of shares
Basic (in shares)	127,585,436	125,874,130	127,349,299	125,823,581
Diluted (in shares)	135,654,761	132,772,772	135,166,456	132,992,734
Cash dividends paid per common share (in dollars per share)	$ 0.90	$ 0.86	$ 1.76	$ 1.64