RESTRUCTURING - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	$ 25	$ 9	$ 44	$ 12
Restructuring expense, net of cash paid			15	10
Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	10	9	19	12
Drivetrain & Battery Systems
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	0	0	7	0
ePropulsion
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	14	0	17	0
2023 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	15		34		$ 113
Restructuring expense, net of cash paid		9		12
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
2023 Restructuring Plan | Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	10	$ 9	19	12
2023 Restructuring Plan | Air Management | Severance Costs and Professional Fees
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net			12	$ 9
2023 Restructuring Plan | Air Management | Professional Fees and Equipment Relocation Costs
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net			7
2023 Restructuring Plan | Drivetrain & Battery Systems
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid			7
2023 Restructuring Plan | ePropulsion
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	4		7
2024 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring and related plan	$ 75		75
2024 Restructuring Plan | ePropulsion
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid			$ 10