Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenues:
Property rental	$ 279,312	$ 279,584	$ 566,015	$ 550,587
Tenant reinsurance	35,078	31,701	68,691	61,498
Management fees and other income	12,856	12,317	24,992	23,063
Total revenues	327,246	323,602	659,698	635,148
Expenses:
Property operations	89,040	80,870	179,337	159,635
Tenant reinsurance	6,858	6,982	13,536	13,949
General and administrative	25,337	23,351	48,348	46,029
Depreciation and amortization	56,018	54,406	111,293	109,065
Total expenses	177,253	165,609	352,514	328,678
Gain on real estate transactions	0	1,205	0	1,205
Income from operations	149,993	159,198	307,184	307,675
Interest expense			(85,397)	(94,808)
Non-cash interest expense related to amortization of discount on equity component of exchangeable senior notes	(1,233)	(1,185)	(2,442)	(2,347)
Interest income	1,669	1,718	3,343	3,106
Income before equity in earnings of unconsolidated real estate ventures and income tax expense	109,390	112,283	222,688	213,626
Equity in earnings and dividend income from unconsolidated real estate entities	5,044	3,121	10,087	5,751
Income tax expense	(3,177)	(2,715)	(5,356)	(4,528)
Net income	111,257	112,689	227,419	214,849
Net income allocated to Preferred Operating Partnership noncontrolling interests	(3,139)	(3,128)	(6,250)	(6,291)
Net income allocated to Operating Partnership and other noncontrolling interests	(5,207)	(4,733)	(10,079)	(8,960)
Net income attributable to common stockholders	$ 102,911	$ 104,828	$ 211,090	$ 199,598
Earnings per common share
Basic (in dollars per share)	$ 0.80	$ 0.82	$ 1.63	$ 1.56
Diluted (in dollars per share)	$ 0.80	$ 0.81	$ 1.63	$ 1.55
Weighted average number of shares
Basic (in shares)	128,932,152	127,585,436	129,110,131	127,349,299
Diluted (in shares)	129,082,468	135,654,761	129,285,675	135,166,456
Cash dividends paid per common share (in dollars per share)	$ 0.90	$ 0.90	$ 1.80	$ 1.76