Debt - Additional Information (Detail) $ in Thousands, £ in Millions		12 Months Ended
		Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 GBP (£)	Dec. 31, 2022 USD ($)	Dec. 31, 2023 GBP (£)	Dec. 05, 2023
Debt Instrument [Line Items]
Debt refinancing and unutilized financing costs		$ 4,292	$ (285)		$ 9,452
Principal amount		8,919,219	10,109,133
Accelerated amortization debt issue costs			800
0.993% Senior Unsecured Notes due 2026 [Member]
Debt Instrument [Line Items]
Principal amount	[1]	$ 517,700	$ 551,950
Senior unsecured notes, interest rate		0.993%	0.993%			0.993%
Debt instrument maturity date		Oct. 15, 2026
Term Loans [Member]
Debt Instrument [Line Items]
Principal amount		$ 200,000	$ 200,000
Term Loans [Member] | Australia [Member]
Debt Instrument [Line Items]
Principal amount	[1]	0	320,164
3.500% Senior Unsecured Notes due 2031 [Member]
Debt Instrument [Line Items]
Principal amount		$ 1,300,000	$ 1,300,000
Senior unsecured notes, interest rate		3.50%	3.50%			3.50%
Debt instrument maturity date		Mar. 15, 2031
2.550% Senior Unsecured Notes due 2023 [Member]
Debt Instrument [Line Items]
Gain on prepayment of Debt			$ 1,100	£ 1.1
Principal amount | £						£ 50.0
Senior unsecured notes, interest rate			2.55%			2.55%	2.55%
Waterland Private Equity Fund VII C.V. [Member] | Interim Credit Facility [Member]
Debt Instrument [Line Items]
Debt refinancing costs					$ 9,500
Debt instrument maturity date					Jun. 29, 2022

[1] Non-U.S. dollar denominated debt that reflects the exchange rates at period-end.