Long-Term Debt and Revolving Credit Arrangements - Components of Debt (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Total debt	$ 9,374	$ 9,388
Less: unamortized discount and issuance costs	(76)	(85)
Less: current portion of long-term debt	(27)	(27)
Total long-term debt	9,271	9,276
Secured Loans \| 2025 Refinanced Term Loan
Debt Instrument [Line Items]
Total debt	$ 1,440	1,448
Effective interest rate	3.80%
Secured Loans \| 2027 Refinanced Term Loan
Debt Instrument [Line Items]
Total debt	$ 1,084	1,090
Effective interest rate	3.80%
Senior Note \| 2025 Senior Note
Debt Instrument [Line Items]
Total debt	$ 1,000	1,000
Effective interest rate	7.70%
Senior Note \| 2026 Senior Note
Debt Instrument [Line Items]
Total debt	$ 1,500	1,500
Effective interest rate	8.10%
Senior Note \| 2027 Senior Note
Debt Instrument [Line Items]
Total debt	$ 1,200	1,200
Effective interest rate	7.70%
Senior Note \| 2028 Senior Note
Debt Instrument [Line Items]
Total debt	$ 500	500
Effective interest rate	7.00%
Senior Note \| 2029 Senior Note
Debt Instrument [Line Items]
Total debt	$ 1,500	1,500
Effective interest rate	4.70%
Convertible Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Total debt	$ 1,150	$ 1,150
Effective interest rate	0.20%

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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