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Pension and Other Postretirement Healthcare Benefits - Schedule of Benefit Obligations and Plan Assets Associated with Benefit Plans (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Change in plan assets:      
Fair value of plan assets, beginning of year $ 263    
Fair value of plan assets, end of year 262 $ 263  
Classification of amounts recognized in the Consolidated Balance Sheets:      
Pension and postretirement healthcare benefits (81) (85)  
Pensions      
Change in benefit obligations:      
Service cost 3 4 $ 3
Interest cost 18 17 18
Change in plan assets:      
Employer contributions 4    
Other Post Retirement Benefit Plans      
Change in benefit obligations:      
Service cost 1 1 1
Interest cost 2 2 2
U.S. operations | Pensions      
Change in benefit obligations:      
Benefit obligation, beginning of year 185 199  
Service cost 0 0  
Interest cost 10 10  
Net actuarial (gains) losses 1 (8)  
Plan amendments 0 0  
Foreign currency rate changes 0 0  
Benefits paid (18) (16)  
Benefit obligation, end of year 178 185 199
Change in plan assets:      
Fair value of plan assets, beginning of year 171 176  
Actual return on plan assets 18 11  
Employer contributions 0 0  
Benefits paid (18) (16)  
Foreign currency rate changes 0 0  
Fair value of plan assets, end of year 171 171 176
Net underfunded status of plans (7) (14)  
Classification of amounts recognized in the Consolidated Balance Sheets:      
Other long-term assets 0 0  
Accrued liabilities (1) 0  
Pension and postretirement healthcare benefits (6) (14)  
Total liabilities (7) (14)  
Accumulated other comprehensive loss (income) 54 57  
Total 47 43  
U.S. operations | Other Post Retirement Benefit Plans      
Change in benefit obligations:      
Benefit obligation, beginning of year 1 1  
Service cost 0 0  
Interest cost 0 0  
Net actuarial (gains) losses 0 0  
Plan amendments 0 0  
Foreign currency rate changes 0 0  
Benefits paid 0 0  
Benefit obligation, end of year 1 1 1
Change in plan assets:      
Fair value of plan assets, beginning of year 0 0  
Actual return on plan assets 0 0  
Employer contributions 0 0  
Benefits paid 0 0  
Foreign currency rate changes 0 0  
Fair value of plan assets, end of year 0 0 0
Net underfunded status of plans (1) (1)  
Classification of amounts recognized in the Consolidated Balance Sheets:      
Other long-term assets 0 0  
Accrued liabilities 0 0  
Pension and postretirement healthcare benefits (1) (1)  
Total liabilities (1) (1)  
Accumulated other comprehensive loss (income) 0 0  
Total (1) (1)  
International | Pensions      
Change in benefit obligations:      
Benefit obligation, beginning of year 147 163  
Service cost 3 3  
Interest cost 8 7  
Net actuarial (gains) losses 1 (13)  
Plan amendments 0 0  
Foreign currency rate changes 7 (2)  
Benefits paid (9) (11)  
Benefit obligation, end of year 157 147 163
Change in plan assets:      
Fair value of plan assets, beginning of year 92 109  
Actual return on plan assets (2) (9)  
Employer contributions 3 5  
Benefits paid (9) (11)  
Foreign currency rate changes 7 (2)  
Fair value of plan assets, end of year 91 92 109
Net underfunded status of plans (66) (55)  
Classification of amounts recognized in the Consolidated Balance Sheets:      
Other long-term assets 1 6  
Accrued liabilities (8) (8)  
Pension and postretirement healthcare benefits (59) (53)  
Total liabilities (67) (61)  
Accumulated other comprehensive loss (income) 21 11  
Total (45) (44)  
International | Other Post Retirement Benefit Plans      
Change in benefit obligations:      
Benefit obligation, beginning of year 18 24  
Service cost 0 1  
Interest cost 2 3  
Net actuarial (gains) losses (8) (6)  
Plan amendments 2 0  
Foreign currency rate changes 3 (3)  
Benefits paid (1) (1)  
Benefit obligation, end of year 16 18 24
Change in plan assets:      
Fair value of plan assets, beginning of year 0 0  
Actual return on plan assets 0 0  
Employer contributions 1 1  
Benefits paid (1) (1)  
Foreign currency rate changes 0 0  
Fair value of plan assets, end of year 0 0 $ 0
Net underfunded status of plans (16) (18)  
Classification of amounts recognized in the Consolidated Balance Sheets:      
Other long-term assets 0 0  
Accrued liabilities (1) (1)  
Pension and postretirement healthcare benefits (15) (17)  
Total liabilities (16) (18)  
Accumulated other comprehensive loss (income) (6) 0  
Total $ (22) $ (18)