Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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- Definition

Amount of assets pledged to secure a debt instrument.

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Face (par) amount of debt instrument at time of issuance.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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Line Of Credit Facility, Duration Of Successive Term

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No definition available.

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Line Of Credit Facility, Number Of Successive Terms

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Long Term Debt, Maturity, After Year Four

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No definition available.

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Senior Unsecured Notes And Secured Debt (Textual)

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Senior Unsecured Notes and Secured Debt - Annual Principal Payments Due on Debt Obligations (Details)	3 Months Ended
	Mar. 31, 2023 USD ($) term	Mar. 31, 2023 CAD ($) term	Mar. 31, 2023 GBP (£) term	Dec. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Principal payments due on debt obligations
2023	$ 550,304,000
2024	1,726,620,000
2025	1,547,203,000
2026	839,870,000
2027	2,093,103,000
Thereafter	8,365,107,000
Totals	15,122,207,000
Senior unsecured notes
Principal payments due on debt obligations
2023	0
2024	1,350,000,000
2025	1,260,000,000
2026	700,000,000
2027	1,906,654,000
Thereafter	7,398,745,000
Totals	$ 12,615,399,000			$ 12,584,529,000	$ 12,231,595,000	$ 11,707,961,000
Senior unsecured notes \| 2.95% Senior Unsecured Notes Due 2027
Senior Unsecured Notes and Secured Debt Textual
Interest rate	2.95%	2.95%	2.95%
Face amount	$ 221,811,000	$ 300,000,000
Senior unsecured notes \| Unsecured term credit facility Matures July 19 2023
Senior Unsecured Notes and Secured Debt Textual
Face amount	$ 1,000,000,000
Senior unsecured notes \| Unsecured term credit facility Matures July 19 2023 \| SOFR
Senior Unsecured Notes and Secured Debt Textual
Effective rate	5.78%	5.78%	5.78%
Senior unsecured notes \| Term Loan
Senior Unsecured Notes and Secured Debt Textual
Face amount	$ 184,843,000	$ 250,000,000
Number of successive terms \| term	2	2	2
Successive term	6 months
Senior unsecured notes \| Term Loan \| SOFR
Senior Unsecured Notes and Secured Debt Textual
Interest rate margin	0.85%
Senior unsecured notes \| Term Loan \| Canadian dealer offered rate
Senior Unsecured Notes and Secured Debt Textual
Interest rate margin	0.85%
Effective rate	5.79%	5.79%	5.79%
Senior unsecured notes \| UK Debt Due 2028
Senior Unsecured Notes and Secured Debt Textual
Interest rate	4.80%	4.80%	4.80%
Face amount	$ 680,295,000		£ 550,000,000
Senior unsecured notes \| 4.50% Senior Unsecured Notes Due 2034
Senior Unsecured Notes and Secured Debt Textual
Interest rate	4.50%	4.50%	4.50%
Face amount	$ 618,450,000		£ 500,000,000
Senior unsecured notes \| Minimum
Senior Unsecured Notes and Secured Debt Textual
Interest rate	2.05%	2.05%	2.05%
Senior unsecured notes \| Maximum
Senior Unsecured Notes and Secured Debt Textual
Interest rate	6.50%	6.50%	6.50%
Secured debt
Principal payments due on debt obligations
2023	$ 550,304,000
2024	376,620,000
2025	287,203,000
2026	139,870,000
2027	186,449,000
Thereafter	966,362,000
Totals	2,506,808,000			$ 2,129,954,000	$ 2,115,641,000	$ 2,202,312,000
Senior Unsecured Notes and Secured Debt Textual
Carrying values of properties securing the debt	$ 5,800,377,000
Secured debt \| Minimum
Senior Unsecured Notes and Secured Debt Textual
Interest rate	1.25%	1.25%	1.25%
Secured debt \| Maximum
Senior Unsecured Notes and Secured Debt Textual
Interest rate	7.75%	7.75%	7.75%