Debt - Summary of Debt (Parenthetical) (Detail) $ in Thousands, € in Millions, SFr in Millions		Sep. 30, 2026 USD ($)	Sep. 30, 2026 EUR (€)	Aug. 10, 2026	Dec. 31, 2025 USD ($)	Dec. 31, 2025 EUR (€)	Dec. 31, 2025 CHF (SFr)	Feb. 13, 2025 USD ($)
Debt Instrument [Line Items]
Debt		$ 9,372,946			$ 9,830,872
EURO-denominated Borrowings [Member]
Debt Instrument [Line Items]
Debt | €			€ 100			€ 100
Swiss Franc-denominated Borrowings [Member]
Debt Instrument [Line Items]
Debt | SFr							SFr 52
0.993% Senior Unsecured Notes due 2026 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		0.993%	0.993%	0.993%	0.993%	0.993%	0.993%
Debt	[1]	$ 0			$ 587,300
5.000% Senior Unsecured Notes due 2027 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		5.00%	5.00%	5.00%	5.00%	5.00%	5.00%
Debt		$ 665,397			$ 1,400,000
3.692% Senior Unsecured Notes due 2028 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		3.692%	3.692%		3.692%	3.692%	3.692%
Debt	[1]	$ 596,271			$ 808,500
4.625% Senior Unsecured Notes due 2029 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		4.625%	4.625%		4.625%	4.625%	4.625%
Debt		$ 581,229			$ 900,000
3.375% Senior Unsecured Notes due 2030 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		3.375%	3.375%		3.375%	3.375%	3.375%
Debt	[1]	$ 388,736			$ 471,625
3.500% Senior Unsecured Notes due 2031 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		3.50%	3.50%		3.50%	3.50%	3.50%
Debt		$ 687,488			$ 1,300,000
7.000% Senior Secured Notes due 2032 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		7.00%	7.00%		7.00%	7.00%	7.00%
Debt	[1]	$ 1,133,000			$ 1,174,600
8.500% Senior Secured Notes due 2032 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		8.50%	8.50%		8.50%	8.50%	8.50%
Debt		$ 1,500,000			$ 1,500,000			$ 1,500,000
9.250% Senior Secured Notes due 2032 [Member]
Debt Instrument [Line Items]
Senior unsecured notes, interest rate		9.25%	9.25%	9.25%
Debt		$ 2,400,000

[1] Non-U.S. dollar denominated debt reflects the exchange rates at September 30, 2026 and December 31, 2025.