Earnings Per Share and Earnings Per Unit - Computation of Net Income per Unit Basic and Net Income per Unit Diluted for Operating Partnership (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net income	$ 220,071	$ 73,798
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties	$ (977)	$ (639)
Dilutive Securities Options	813	2,090
ATM forward sales		141
Denominator for net income per share – diluted	390,664	389,628
Net income per share - basic	$ 0.56	$ 0.19
Net income per share - diluted	$ 0.56	$ 0.19
ERPOP [Member]
Net income	$ 220,071	$ 73,798
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties	(977)	(639)
Allocation to Preference Units	(772)	(772)
Numerator for net income per Unit – basic and diluted	$ 218,322	$ 72,387
Denominator for net income per Unit – basic	389,851	387,397
Dilutive Securities Options	813	2,090
ATM forward sales		141
Denominator for net income per share – diluted	390,664	389,628
Net income per share - basic	$ 0.56	$ 0.19
Net income per share - diluted	$ 0.56	$ 0.19