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Pensions and Post-Employment Benefits - Schedule Actuarial Results Related to Pension and Other Post Retirement Benefits (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Recorded in operating costs and expenses      
Service cost $ 12 $ 12 $ 11
Past service cost 1 0 (1)
Settlements and curtailments 0 (2) (1)
Total defined benefit expense 13 10 9
Recorded in other financial expenses      
Net interest cost 29 30 32
Recorded in other comprehensive income      
Actuarial (gains) losses for the period (176) (263) 199
Total (loss) / gain recognized during the period (134) (223) 240
Pension defined benefit plans [member]      
Recorded in operating costs and expenses      
Service cost 8 9 9
Past service cost 1 0 (2)
Settlements and curtailments 0 (1) 0
Total defined benefit expense 9 8 7
Recorded in other financial expenses      
Net interest cost 23 26 27
Recorded in other comprehensive income      
Actuarial (gains) losses for the period (166) (257) 181
Total (loss) / gain recognized during the period (134) (223) 215
Other Benefits Plans [Member]      
Recorded in operating costs and expenses      
Service cost 4 3 2
Past service cost 0 0 1
Settlements and curtailments 0 (1) (1)
Total defined benefit expense 4 2 2
Recorded in other financial expenses      
Net interest cost 6 5 5
Recorded in other comprehensive income      
Actuarial (gains) losses for the period (10) (6) 18
Total (loss) / gain recognized during the period $ 0 $ 1 $ 25