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, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 144,862	$ 232,678	$ 364,933	$ 306,476
Allocation to Noncontrolling Interests – Operating Partnership	(4,554)	(7,633)	(11,613)	(10,027)
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties	(1,105)	(944)	(2,082)	(1,583)
Preferred distributions	(773)	(773)	(1,545)	(1,545)
Net income available to Common Shares	138,430	223,328	349,693	293,321
Numerator for net income per share – diluted	$ 142,984	$ 230,961	$ 361,306	$ 303,348
Weighted average Common Shares outstanding	378,642	375,769	378,492	375,640
OP Units	11,390	11,895	11,450	11,891
Dilutive Securities Options	1,155	1,698	1,121	1,863
ATM forward sales		1		69
Denominator for net income per share – diluted	391,187	389,363	391,063	389,463
Net income per share - basic	$ 0.37	$ 0.59	$ 0.92	$ 0.78
Net income per share - diluted	$ 0.37	$ 0.59	$ 0.92	$ 0.78