Contingencies and Commitments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total environmental accrual	$ 439	$ 434
Expected period to incur a substantial amount of expenditures	30 years
Performance Guarantee
Debt Instrument [Line Items]
Performance obligations secured by letters of credit and bank guarantees	$ 749