Debt - Narrative (Details)				1 Months Ended			3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 11, 2026 USD ($)	Feb. 11, 2026 USD ($) shares	Feb. 10, 2026 USD ($)	Sep. 30, 2026 USD ($) day security instrument shares $ / shares	Feb. 28, 2026 shares	Dec. 31, 2025 USD ($)	Sep. 30, 2026 USD ($) security shares instrument $ / shares	Mar. 31, 2025 USD ($)	Sep. 30, 2026 USD ($) security shares instrument $ / shares	Sep. 30, 2025 USD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Payments of capped call									$ 114,885,000	$ 0
Induced conversion of convertible debt								$ 20,819,000
Long-term debt, gross				$ 2,900,000,000		$ 1,831,110,000	$ 2,900,000,000		2,900,000,000		$ 1,831,110,000
Repayments of convertible debt									81,110,000	$ 407,472,000
Senior Unsecured Multi Currency Revolving Credit Facility
Debt Instrument [Line Items]
Additional principal amount purchase option				$ 150,000,000.0			$ 150,000,000.0		$ 150,000,000.0
2027 Note Hedge
Debt Instrument [Line Items]
Shares purchased (in shares) | security				2,642,030			2,642,030		2,642,030
2027 Warrant
Debt Instrument [Line Items]
Shares purchased (in shares) | security				2,662,063			2,662,063		2,662,063
Warrants exercise trading day period									60 days
Convertible Debt | 2027 Note Hedge
Debt Instrument [Line Items]
Shares purchased (in shares) | instrument				3,016,680			3,016,680		3,016,680
Line of Credit
Debt Instrument [Line Items]
Line of credit borrowings				$ 0			$ 0		$ 0
Letters of credit outstanding amount				9,100,000			9,100,000		9,100,000
Available borrowing under letter of credit				$ 490,900,000			490,900,000		490,900,000
2031 Notes
Debt Instrument [Line Items]
Repurchase price (as percentage)				100.00%
Debt instrument redemption price				10.00%
2031 Notes | Convertible Debt
Debt Instrument [Line Items]
Aggregate principal amount				$ 1,150,000,000			$ 1,150,000,000		$ 1,150,000,000
Interest rate (as a percent)				0.00%			0.00%		0.00%
Additional principal amount purchase option				$ 150,000,000.0			$ 150,000,000.0		$ 150,000,000.0
Debt instrument interest rate effective percentage				0.26%			0.26%		0.26%
Proceeds from issuance of senior long term debt gross				$ 1,150,000,000
Debt issuance costs				14,700,000			$ 14,700,000		$ 14,700,000
Proceeds from convertible debt				1,140,000,000
Payments of capped call				$ 114,900,000
Initial conversion rate									0.001534
Debt instrument convertible maximum number (in shares) | shares				2,875,000
Long-term debt, gross				$ 1,150,000,000		0	1,150,000,000		$ 1,150,000,000		0
Induced conversion of convertible debt (in shares) | shares									1,763,640
2031 Notes | Convertible Debt | Debt Conversion Terms One
Debt Instrument [Line Items]
Threshold trading days | day				20
Consecutive trading days | day				30
Threshold percentage of stock price trigger				130.00%
2031 Notes | Convertible Debt | Debt Conversion Terms Two
Debt Instrument [Line Items]
Consecutive trading days | day				10
Threshold percentage of stock price trigger				98.00%
2031 Notes | Convertible Debt | Capped Calls
Debt Instrument [Line Items]
Purchase price				$ 114,885,000			$ 114,900,000
Shares purchased (in shares) | shares				1,763,640			1,763,640		1,763,640
Capped call strike price (in dollars per share) | $ / shares				$ 652.06
Cap price (in dollars per share) | $ / shares				$ 1,049.94			$ 1,049.94		$ 1,049.94
2030 Notes | Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount								$ 1,000,000,000.0
Interest rate (as a percent)								6.125%
Long-term debt, gross				$ 1,000,000,000		1,000,000,000	$ 1,000,000,000		$ 1,000,000,000		1,000,000,000
2033 Notes | Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount								$ 750,000,000.0
Interest rate (as a percent)								6.25%
Long-term debt, gross				750,000,000		$ 750,000,000	750,000,000		750,000,000		750,000,000
2027 Notes | Convertible Debt
Debt Instrument [Line Items]
Aggregate principal amount												$ 690,000,000.0
Interest rate (as a percent)												0.50%
Repurchase price (as percentage)						100.00%
Induced conversion of convertible debt	$ 80,300,000		$ 800,000								604,300,000
Long-term debt, gross				0		$ 81,110,000	0		0		$ 81,110,000
Repayments of convertible debt		$ 80,300,000
Induced conversion of convertible debt (in shares) | shares		211,870
Conversion of convertible debt and shares received from convertible note hedge, net (in shares) | shares					41,139
Senior Unsecured Multi Currency Revolving Credit Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Additional principal amount purchase option				400,000,000.0			400,000,000.0		400,000,000.0
Total availability under line of credit agreement				300,000,000.0			300,000,000.0		300,000,000.0
Senior Unsecured Multi Currency Revolving Credit Facility | Line of Credit | Letter of Credit
Debt Instrument [Line Items]
Total availability under line of credit agreement				50,000,000.0			50,000,000.0		50,000,000.0
The 2031 Notes, Second Amendment | Line of Credit | Senior Unsecured Multi Currency Revolving Credit Facility
Debt Instrument [Line Items]
Total availability under line of credit agreement				500,000,000.0			500,000,000.0		500,000,000.0
Line of credit facility maximum borrowing capacity				$ 200,000,000.0			$ 200,000,000.0		$ 200,000,000.0