Consolidated Statements of Equity (Unaudited) - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Distributions in Excess of Net Income [Member]	Total Shareholder's Equity [Member]	Noncontrolling Interest Exchangeable Operating Partnership Units [Member]	Noncontrolling Interests In Limited Partners Interest In Consolidated Partnerships [Member]	Total Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2021	$ 6,109,932		$ 1,712	$ (22,758)	$ 7,883,458	$ (10,227)	$ (1,814,814)	$ 6,037,371	$ 35,447	$ 37,114	$ 72,561
Net income	391,650						387,602	387,602	1,694	2,354	4,048
Other comprehensive income
Other comprehensive income before reclassification	18,837					17,067		17,067	81	1,689	1,770
Amounts reclassified from accumulated other comprehensive income (loss)	1,563					1,413		1,413	8	142	150
Deferred compensation plan, net				(1,303)	1,303
Restricted stock issued, net of amortization	12,699		2		12,697			12,699
Common stock repurchased for taxes withheld for stock based compensation, net	(5,996)				(5,996)			(5,996)
Common stock repurchased and retired	(75,419)		(13)		(75,406)			(75,419)
Common stock issued under dividend reinvestment plan	388				388			388
Common stock issued for partnership units exchanged					1,275			1,275	(1,275)		(1,275)
Common stock issued, net of issuance costs	61,284		10		61,274			61,284
Contributions from partners	11,903									11,903	11,903
Distributions to partners	(4,899)									(4,899)	(4,899)
Cash dividends declared - common stock/unit	(323,202)						(321,801)	(321,801)	(1,401)		(1,401)
Ending Balance at Sep. 30, 2022	6,198,740		1,711	(24,061)	7,878,993	8,253	(1,749,013)	6,115,883	34,554	48,303	82,857
Beginning Balance at Jun. 30, 2022	6,206,135		1,711	(23,882)	7,874,461	2,388	(1,729,645)	6,125,033	34,611	46,491	81,102
Net income	88,847						87,578	87,578	379	890	1,269
Other comprehensive income
Other comprehensive income before reclassification	6,410					5,787		5,787	27	596	623
Amounts reclassified from accumulated other comprehensive income (loss)	72					78		78	1	(7)	(6)
Deferred compensation plan, net				(179)	179
Restricted stock issued, net of amortization	4,125				4,125			4,125
Common stock repurchased for taxes withheld for stock based compensation, net	92				92			92
Common stock issued under dividend reinvestment plan	136				136			136
Contributions from partners	1,457									1,457	1,457
Distributions to partners	(1,124)									(1,124)	(1,124)
Cash dividends declared - common stock/unit	(107,410)						(106,946)	(106,946)	(464)		(464)
Ending Balance at Sep. 30, 2022	6,198,740		1,711	(24,061)	7,878,993	8,253	(1,749,013)	6,115,883	34,554	48,303	82,857
Beginning Balance at Dec. 31, 2022	6,178,039		1,711	(24,461)	7,877,152	7,560	(1,764,977)	6,096,985	34,489	46,565	81,054
Net income	278,833						274,783	274,783	1,490	2,560	4,050
Other comprehensive income
Other comprehensive income before reclassification	7,112					6,596		6,596	46	470	516
Amounts reclassified from accumulated other comprehensive income (loss)	(5,302)					(4,721)		(4,721)	(26)	(555)	(581)
Deferred compensation plan, net				(620)	620
Restricted stock issued, net of amortization	14,389		2		14,387			14,389
Common stock repurchased for taxes withheld for stock based compensation, net	(7,201)				(7,201)			(7,201)
Common stock repurchased and retired	(20,006)		(3)		(20,003)			(20,006)
Common stock issued under dividend reinvestment plan	461				461			461
Common stock issued for partnership units exchanged					198			198	(198)		(198)
Common stock issued, net of issuance costs	818,534		136		818,398			818,534
Issuance of exchangeable operating partnership units	20,000								20,000		20,000
Issuance of preferred stock	225,000	$ 225,000						225,000
Contributions from partners	72,830									72,830	72,830
Distributions to partners	(5,171)									(5,171)	(5,171)
Cash dividends declared - preferred stock/unit	(1,644)						(1,644)	(1,644)
Cash dividends declared - common stock/unit	(344,347)						(342,460)	(342,460)	(1,887)		(1,887)
Ending Balance at Sep. 30, 2023	7,231,527	225,000	1,846	(25,081)	8,684,012	9,435	(1,834,298)	7,060,914	53,914	116,699	170,613
Beginning Balance at Jun. 30, 2023	6,143,786		1,710	(24,676)	7,859,249	7,336	(1,803,406)	6,040,213	54,281	49,292	103,573
Net income	92,173						90,720	90,720	520	933	1,453
Other comprehensive income
Other comprehensive income before reclassification	4,314					4,026		4,026	25	263	288
Amounts reclassified from accumulated other comprehensive income (loss)	2,161					(1,927)		(1,927)	(11)	(223)	(234)
Deferred compensation plan, net				(405)	405
Restricted stock issued, net of amortization	5,465				5,465			5,465
Common stock repurchased for taxes withheld for stock based compensation, net	(125)				125			125
Common stock issued under dividend reinvestment plan	162				162			162
Common stock issued for partnership units exchanged					198			198	(198)		(198)
Common stock issued, net of issuance costs	818,544		136		818,408			818,544
Issuance of preferred stock	225,000		225,000					225,000
Contributions from partners	69,625									69,625	69,625
Distributions to partners	(3,191)									(3,191)	(3,191)
Cash dividends declared - preferred stock/unit	(1,644)						(1,644)	(1,644)
Cash dividends declared - common stock/unit	(120,671)						(119,968)	(119,968)	(703)		(703)
Ending Balance at Sep. 30, 2023	$ 7,231,527	$ 225,000	$ 1,846	$ (25,081)	$ 8,684,012	$ 9,435	$ (1,834,298)	$ 7,060,914	$ 53,914	$ 116,699	$ 170,613