Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Property rental	$ 290,917	$ 266,728	$ 841,504	$ 772,742
Tenant reinsurance	33,588	30,105	95,086	85,660
Management fees and other income	13,000	10,120	36,063	30,849
Total revenues	337,505	306,953	972,653	889,251
Expenses:
Property operations	88,653	73,652	248,288	219,488
Tenant reinsurance	7,644	7,720	21,593	18,798
General and administrative	22,519	19,707	68,548	62,822
Depreciation and amortization	56,051	52,283	165,116	155,924
Total expenses	174,867	153,362	503,545	457,032
Gain on real estate transactions	0	30,807	1,205	30,807
Income from operations	162,638	184,398	470,313	463,026
Interest expense	(46,908)	(45,926)	(141,716)	(130,239)
Non-cash interest expense related to amortization of discount on equity component of exchangeable senior notes	(1,186)	(1,140)	(3,533)	(3,525)
Interest income	2,799	1,371	5,905	3,997
Income before equity in earnings of unconsolidated real estate ventures and income tax expense	117,343	138,703	330,969	333,259
Equity in earnings of unconsolidated real estate ventures	2,704	3,622	8,455	10,648
Income tax expense	(4,052)	(2,638)	(8,580)	(6,077)
Net income	115,995	139,687	330,844	337,830
Net income allocated to Preferred Operating Partnership noncontrolling interests	(3,088)	(3,723)	(9,379)	(10,605)
Net income allocated to Operating Partnership and other noncontrolling interests	(4,820)	(5,546)	(13,780)	(13,398)
Net income attributable to common stockholders	$ 108,087	$ 130,418	$ 307,685	$ 313,827
Earnings per common share
Basic (in dollars per share)	$ 0.84	$ 1.03	$ 2.40	$ 2.49
Diluted (in dollars per share)	$ 0.83	$ 1.02	$ 2.37	$ 2.48
Weighted average number of shares
Basic (in shares)	128,776,549	126,466,837	127,830,272	125,959,926
Diluted (in shares)	137,318,475	134,240,290	136,164,299	133,015,690
Cash dividends paid per common share (in dollars per share)	$ 0.90	$ 0.86	$ 2.66	$ 2.50