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Senior Unsecured Notes and Secured Debt - Annual Principal Payments Due on Debt Obligations (Details)	12 Months Ended
	Dec. 31, 2023 USD ($) term	Dec. 31, 2023 CAD ($) term	Dec. 31, 2023 GBP (£) term	May 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Principal payments due on debt obligations
2024	$ 1,750,258,000
2025	1,688,821,000
2026	855,500,000
2027	2,126,695,000
2028	2,593,411,000
Thereafter	6,907,379,000
Total principal balance	15,922,064,000
Unamortized discounts and premiums, net	(26,271,000)
Unamortized debt issuance costs, net	(93,049,000)
Fair value adjustments and other, net	(67,195,000)
Total carrying value of debt	15,735,549,000
Senior Unsecured Notes
Principal payments due on debt obligations
2024	1,350,000,000
2025	1,260,000,000
2026	700,000,000
2027	1,916,604,000
2028	2,485,865,000
Thereafter	5,987,150,000
Total principal balance	13,699,619,000				$ 12,584,529,000	$ 11,707,961,000	$ 11,509,533,000
Unamortized discounts and premiums, net	(26,271,000)
Unamortized debt issuance costs, net	(72,812,000)
Fair value adjustments and other, net	(48,314,000)
Total carrying value of debt	$ 13,552,222,000
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Weighted average interest rate, at point in time	4.05%	4.05%	4.05%		4.06%	3.67%
Senior Unsecured Notes \| Minimum
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	2.05%	2.05%	2.05%
Senior Unsecured Notes \| Maximum
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	7.02%	7.02%	7.02%
Secured Debt
Principal payments due on debt obligations
2024	$ 400,258,000
2025	428,821,000
2026	155,500,000
2027	210,091,000
2028	107,546,000
Thereafter	920,229,000
Total principal balance	2,222,445,000				$ 2,129,954,000	$ 2,202,312,000	$ 2,378,073,000
Unamortized discounts and premiums, net	0
Unamortized debt issuance costs, net	(20,237,000)
Fair value adjustments and other, net	(18,881,000)
Total carrying value of debt	$ 2,183,327,000
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Weighted average interest rate, at point in time	4.76%	4.76%	4.76%		4.33%	3.03%
Carrying value of properties securing the debt	$ 5,511,479,000
Secured Debt \| Minimum
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	1.25%	1.25%	1.25%
Secured Debt \| Maximum
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	8.13%	8.13%	8.13%
Unsecured term credit facility Matures July 19 2023 \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Face amount	$ 1,000,000,000
Term Loan \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Face amount	$ 189,365,000	$ 250,000,000
Number of successive terms \| term	2	2	2
Successive term	6 months
Term Loan \| SOFR \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate margin	0.85%
Effective rate	6.31%	6.31%	6.31%
Term Loan \| Canadian Dealer Offered Rate \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Effective rate	6.31%	6.31%	6.31%
2.95% Senior Unsecured Notes Due 2027 \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	2.95%	2.95%	2.95%
Face amount	$ 227,239,000	$ 300,000,000
UK Debt Due 2028 \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	4.80%	4.80%	4.80%
Face amount	$ 700,865,000		£ 550,000,000
4.50% Senior Unsecured Notes Due 2034 \| Senior Unsecured Notes
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate	4.50%	4.50%	4.50%
Face amount	$ 637,150,000		£ 500,000,000
2.750% Senior Unsecured Notes Due 2028 \| Senior Unsecured Notes
Principal payments due on debt obligations
Unamortized debt issuance costs, net	$ (20,245,000)
Senior Unsecured Notes and Secured Debt Textual [Abstract]
Interest rate				2.75%
Face amount				$ 1,035,000,000