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RESTRUCTURING - Reserve by Type of Cost (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | $ 6 | $ 66 | $ 41
Restructuring expense | 74 | 79 | 48
Corporate |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 1 | 0 | 0
Turbos & Thermal Technologies |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 39 | 70 | 20
Drivetrain & Morse Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 11 | 8 | 27
PowerDrive Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 22 | 1 | 1
Battery & Charging Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 1 | 0 | 0
Employee termination benefits |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 43 | 70 | 38
Employee termination benefits | Corporate |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 1 | 0 | 0
Employee termination benefits | Turbos & Thermal Technologies |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 21 | 63 | 20
Employee termination benefits | Drivetrain & Morse Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 10 | 6 | 18
Employee termination benefits | PowerDrive Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 10 | 1 | 0
Employee termination benefits | Battery & Charging Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 1 | 0 | 0
Other |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 31 | 9 | 10
Other | Corporate |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 0 | 0 | 0
Other | Turbos & Thermal Technologies |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 18 | 7 | 0
Other | Drivetrain & Morse Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 1 | 2 | 9
Other | PowerDrive Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | 12 | 0 | 1
Other | Battery & Charging Systems |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring expense | $ 0 | $ 0 | $ 0

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