Debt (Maturity of debt) (Details) $ in Millions	Dec. 31, 2022 USD ($)
Debt Disclosure [Abstract]
2023	$ 243
2024	550
2025	0
2026	500
2027	500
Thereafter	1,000
Less: discount	(12)
Total	$ 2,781

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

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