v3.26.1
RESTRUCTURING - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 22 Months Ended 27 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Jun. 30, 2024
Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid $ 5 $ 21        
Restructuring expense, net 18 31        
Corporate            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 2 1        
Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 13 20        
Employee termination benefits | Corporate            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 2 1        
PowerDrive Systems            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid (1) 16        
PowerDrive Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 0 8        
Turbos & Thermal Technologies            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 9 7        
Turbos & Thermal Technologies | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 6 5        
Drivetrain & Morse Systems            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 4 1        
Drivetrain & Morse Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 1 0        
Battery Energy Systems            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 4 6        
Battery Energy Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 4 6        
2024 Restructuring Plan | PowerDrive Systems            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related plan         $ 75  
Restructuring expense, net 1 16 $ 43      
2024 Restructuring Plan | PowerDrive Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   8        
2024 Restructuring Plan | PowerDrive Systems | Professional Fees and Equipment Relocation Costs            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   7        
2023 Restructuring Plan            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   8   $ 148    
2023 Restructuring Plan | Turbos & Thermal Technologies            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   7        
2023 Restructuring Plan | Turbos & Thermal Technologies | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   5        
2023 Restructuring Plan | Turbos & Thermal Technologies | Professional Fees and Equipment Relocation Costs            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net   2        
2023 Restructuring Plan | Minimum            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related plan           $ 130
2023 Restructuring Plan | Maximum            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related plan           $ 150
Other Actions | Consolidation Restructuring Efforts            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 19 7        
Other Actions | Turbos & Thermal Technologies            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 9          
Other Actions | Turbos & Thermal Technologies | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 6          
Other Actions | Turbos & Thermal Technologies | Contractual Settlement            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 3          
Other Actions | Drivetrain & Morse Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 1          
Other Actions | Drivetrain & Morse Systems | Professional Fees and Equipment Relocation Costs            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net 3          
Other Actions | Drivetrain & Morse Systems | Contractual Settlement            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net of cash paid 4          
Other Actions | Battery Energy Systems | Employee termination benefits            
Restructuring Cost and Reserve [Line Items]            
Restructuring expense, net $ 4 $ 6