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Contractual interest rate for funds borrowed, under the debt agreement.

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Debt - Narrative (Details) $ / shares in Units, shares in Millions			1 Months Ended	3 Months Ended
	Sep. 08, 2026 USD ($) shares	Jul. 15, 2026 USD ($)	Jun. 30, 2026 USD ($) shares	Jan. 01, 2027 USD ($)	Oct. 02, 2026 USD ($)	Oct. 03, 2025 USD ($)	Jun. 30, 2028	Jul. 02, 2027	Oct. 15, 2026 USD ($)	Mar. 19, 2025 $ / shares	Jan. 30, 2025 USD ($)	Sep. 13, 2023 USD ($)	May 30, 2023	Dec. 08, 2020	Jun. 18, 2020	Jun. 10, 2020
Debt Instrument [Line Items]
Repayments of long-term debt					$ 1,262,000,000	$ 0
Capped Call Transaction
Debt Instrument [Line Items]
Derivative notional amount					$ 1,500,000,000
Capped call transaction (in usd per share) \| $ / shares										$ 107.741
9.625% Senior Notes due December 2032
Debt Instrument [Line Items]
Stated interest rate (as a percent)					9.625%
4.125% Senior Notes due January 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)					4.125%
3.375% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)					3.375%
8.50% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)					8.50%
Convertible Senior note 3.50 percent due June 2028
Debt Instrument [Line Items]
Stated interest rate (as a percent)					3.50%
3.125% Senior Notes due July 2029
Debt Instrument [Line Items]
Stated interest rate (as a percent)					3.125%
Senior Notes \| 4.091% Senior Notes due June 2029
Debt Instrument [Line Items]
Aggregate principal amount					$ 21,000,000
Stated interest rate (as a percent)															4.091%
Senior Notes \| 9.625% Senior Notes due December 2032
Debt Instrument [Line Items]
Stated interest rate (as a percent)													9.625%
Senior Notes \| 9.625% Senior Notes due December 2032 \| Forecast
Debt Instrument [Line Items]
Debt Instrument, Redemption, Gain (Loss)				$ 81,000,000
Senior Notes \| 9.625% Senior Notes due December 2032 \| Subsequent event
Debt Instrument [Line Items]
Debt Instrument, Redemption, Amount									$ 750,000,000
Senior Notes \| 4.125% Senior Notes due January 2031
Debt Instrument [Line Items]
Aggregate principal amount					$ 13,000,000
Stated interest rate (as a percent)																4.125%
Senior Notes \| 3.375% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)														3.375%
Senior Notes \| 8.50% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)													8.50%
Debt Instrument, Redemption, Amount		$ 1,000,000,000
Debt Instrument, Redemption, Gain (Loss)		$ 44,000,000
Senior Notes \| 3.125% Senior Notes due July 2029
Debt Instrument [Line Items]
Stated interest rate (as a percent)														3.125%
Convertible Debt \| Convertible Senior note 3.50 percent due June 2028
Debt Instrument [Line Items]
Aggregate principal amount												$ 1,500,000,000
Stated interest rate (as a percent)												3.50%
Converted debt	$ 151,000,000		$ 35,000,000
Shares issued for debt conversion (in shares) \| shares	1.6		0.4
New Credit Agreement \| Medium-Term Note \| Debt Instrument, Leverage, Period Two \| Forecast
Debt Instrument [Line Items]
Leverage ratio, maximum							4.25	6.75
Debt Instrument, Covenant, Leverage Ratio, Minimum							1.00	1.00
Senior Unsecured Revolving Credit Facility \| Revolving Credit Facility
Debt Instrument [Line Items]
Aggregate principal amount											$ 1,300,000,000
Senior Unsecured Revolving Credit Facility \| Revolving Credit Facility \| Letter of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity											150,000,000
Senior Unsecured Revolving Credit Facility \| Revolving Credit Facility \| Swing Line Loans
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity											$ 50,000,000