Debt - Debt Summary (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Weighted Average Interest Rate	3.10%	3.10%
Weighted Average Year	9 years	9 years 4 months 24 days
Debt	$ 32,262,055	$ 30,879,263
Credit Facilities and Commercial Paper [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	4.20%	4.10%
Weighted Average Year	1 year 7 months 6 days	1 year 9 months 18 days
Debt	$ 532,132	$ 224,966
Senior Notes [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	3.20%	3.20%
Weighted Average Year	9 years 6 months	9 years 9 months 18 days
Debt	$ 29,390,246	$ 28,322,163
Term Loans and Unsecured Other [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	2.00%	2.00%
Weighted Average Year	4 years 3 months 18 days	4 years 4 months 24 days
Debt	$ 2,021,761	$ 2,013,317
Secured Mortgage [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	4.30%	4.30%
Weighted Average Year	2 years 10 months 24 days	3 years 2 months 12 days
Debt	$ 317,916	$ 318,817