Earnings Per Share and Earnings Per Unit - Computation of Net Income per Share Basic and Net Income per Share Diluted (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Earnings Per Share [Abstract]
Net income	$ 198,785	$ 183,555	$ 463,583	$ 488,587
Allocation to Noncontrolling Interests – Operating Partnership	(5,226)	(5,003)	(12,328)	(13,278)
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties	(1,203)	(1,069)	(2,307)	(2,039)
Preferred distributions	(355)	(355)	(711)	(902)
Premium on redemption of Preferred Shares /Allocation to premium on redemption of Preference Units				(1,444)
Net income available to Common Shares	192,001	177,128	448,237	470,924
Numerator for net income per share – diluted	$ 197,227	$ 182,131	$ 460,565	$ 484,202
Weighted average Common Shares outstanding	379,508	378,578	379,359	378,699
OP Units	10,329	10,693	10,420	10,681
Dilutive Securities Options	1,661	1,271	1,566	1,168
Denominator for net income per share – diluted	391,498	390,542	391,345	390,548
Net income per share - basic	$ 0.51	$ 0.47	$ 1.18	$ 1.24
Net income per share - diluted	$ 0.5	$ 0.47	$ 1.18	$ 1.24