Debt - Debt Summary (Detail) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Weighted Average Interest Rate	3.20%	3.10%
Weighted Average Year	8 years 8 months 12 days	9 years 4 months 24 days
Debt	$ 34,666,551	$ 30,879,263
Credit Facilities and Commercial Paper [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	2.90%	4.10%
Weighted Average Year	2 years 2 months 12 days	1 year 9 months 18 days
Debt	$ 520,194	$ 224,966
Senior Notes [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	3.20%	3.20%
Weighted Average Year	9 years 2 months 12 days	9 years 9 months 18 days
Debt	$ 31,706,006	$ 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 1 month 6 days	4 years 4 months 24 days
Debt	$ 2,114,625	$ 2,013,317
Secured Mortgage [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	4.30%	4.30%
Weighted Average Year	2 years 7 months 6 days	3 years 2 months 12 days
Debt	$ 325,726	$ 318,817