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Convertible Senior Notes - Additional Information (Details) - 0.125% Convertible Senior Notes Due 2025 - Convertible Debt		1 Months Ended	3 Months Ended			9 Months Ended		12 Months Ended
	Nov. 03, 2025 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2025 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2022 $ / shares
Debt Instrument [Line Items]
Aggregate principal amount		$ 920,000,000
Stated interest rate		0.125%
Maturities of convertible senior notes		$ 908,000,000
Conversion ratio		0.00069440
Conversion price (in dollars per share) | $ / shares										$ 144.01
Issuance costs attributable to the liability component		$ 12,000,000
Effective interest rate		0.38%
Interest expense				$ 0	$ 0	$ 1,000,000	$ 1,000,000
Amortization of offering costs				1,000,000	$ 0	2,000,000	$ 1,000,000
Estimated fair value				$ 969,000,000		$ 969,000,000			$ 939,000,000
Subsequent Event
Debt Instrument [Line Items]
Settlement of Notes and embedded derivative	$ 1,000,000,000.0
Forecast
Debt Instrument [Line Items]
Loss on settlement of Notes			$ 123,000,000					$ 123,000,000

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