v3.26.3
FINANCIAL INSTRUMENTS - Schedule of derivatives instruments presented at fair value in the Consolidated Balance Sheet (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets $ 1 $ 11
Fair value of derivatives instruments - current assets 42 72
Fair value of derivative instruments - assets 43 83
Fair value of derivatives instruments - noncurrent liabilities 13 3
Fair value of derivatives instruments - current liabilities 39 18
Fair value of derivative instruments - liabilities 52 21
Currency commercial derivatives | Derivatives that qualify for hedge accounting    
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets 0 7
Fair value of derivatives instruments - current assets 0 6
Fair value of derivative instruments - assets 0 13
Fair value of derivatives instruments - noncurrent liabilities 1 0
Fair value of derivatives instruments - current liabilities 2 0
Fair value of derivative instruments - liabilities 3 0
Currency commercial derivatives | Derivatives that do not qualify for hedge accounting    
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets 0 3
Fair value of derivatives instruments - current assets 5 7
Fair value of derivative instruments - assets 5 10
Fair value of derivatives instruments - noncurrent liabilities 4 1
Fair value of derivatives instruments - current liabilities 13 4
Fair value of derivative instruments - liabilities 17 5
Currency net debt derivatives | Derivatives that do not qualify for hedge accounting    
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets 0 0
Fair value of derivatives instruments - current assets 1 0
Fair value of derivative instruments - assets 1 0
Energy derivatives | Derivatives that do not qualify for hedge accounting    
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets 1 1
Fair value of derivatives instruments - current assets 0 1
Fair value of derivative instruments - assets 1 2
Fair value of derivatives instruments - noncurrent liabilities 1 1
Fair value of derivatives instruments - current liabilities 5 2
Fair value of derivative instruments - liabilities 6 3
Metal derivatives | Derivatives that do not qualify for hedge accounting    
Derivatives, Fair Value [Line Items]    
Fair value of derivatives instruments - noncurrent assets 0 0
Fair value of derivatives instruments - current assets 36 58
Fair value of derivative instruments - assets 36 58
Fair value of derivatives instruments - noncurrent liabilities 7 1
Fair value of derivatives instruments - current liabilities 19 12
Fair value of derivative instruments - liabilities $ 26 $ 13