REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Net sales	$ 3,648	$ 3,638	$ 7,181	$ 7,153
Turbos & Thermal Technologies
Disaggregation of Revenue [Line Items]
Net sales	1,440	1,480	2,872	2,934
Drivetrain & Morse Systems
Disaggregation of Revenue [Line Items]
Net sales	1,450	1,424	2,868	2,780
PowerDrive Systems
Disaggregation of Revenue [Line Items]
Net sales	658	575	1,239	1,130
Battery Energy Systems
Disaggregation of Revenue [Line Items]
Net sales	100	159	202	309
North America
Disaggregation of Revenue [Line Items]
Net sales	1,061	1,002	2,072	1,971
North America \| Turbos & Thermal Technologies
Disaggregation of Revenue [Line Items]
Net sales	354	356	699	708
North America \| Drivetrain & Morse Systems
Disaggregation of Revenue [Line Items]
Net sales	578	531	1,120	1,018
North America \| PowerDrive Systems
Disaggregation of Revenue [Line Items]
Net sales	89	68	169	151
North America \| Battery Energy Systems
Disaggregation of Revenue [Line Items]
Net sales	40	47	84	94
Europe
Disaggregation of Revenue [Line Items]
Net sales	1,310	1,360	2,652	2,677
Europe \| Turbos & Thermal Technologies
Disaggregation of Revenue [Line Items]
Net sales	688	746	1,408	1,483
Europe \| Drivetrain & Morse Systems
Disaggregation of Revenue [Line Items]
Net sales	338	331	692	656
Europe \| PowerDrive Systems
Disaggregation of Revenue [Line Items]
Net sales	245	176	463	335
Europe \| Battery Energy Systems
Disaggregation of Revenue [Line Items]
Net sales	39	107	89	203
Asia
Disaggregation of Revenue [Line Items]
Net sales	1,186	1,204	2,293	2,366
Asia \| Turbos & Thermal Technologies
Disaggregation of Revenue [Line Items]
Net sales	328	311	630	613
Asia \| Drivetrain & Morse Systems
Disaggregation of Revenue [Line Items]
Net sales	534	562	1,056	1,106
Asia \| PowerDrive Systems
Disaggregation of Revenue [Line Items]
Net sales	324	331	607	644
Asia \| Battery Energy Systems
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	3
Other
Disaggregation of Revenue [Line Items]
Net sales	91	72	164	139
Other \| Turbos & Thermal Technologies
Disaggregation of Revenue [Line Items]
Net sales	70	67	135	130
Other \| Drivetrain & Morse Systems
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Other \| PowerDrive Systems
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Other \| Battery Energy Systems
Disaggregation of Revenue [Line Items]
Net sales	$ 21	$ 5	$ 29	$ 9