RESTRUCTURING CHARGES - Restructuring Program Charges Related to Segments (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended		24 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2022
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 18	$ 16	$ 78	$ 214	$ 310
Operating segments | Electrical Americas
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5	5
Operating segments | Electrical Global
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5	2
Operating segments | Aerospace
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3	1
Operating segments | Vehicle
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3	6
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 2	$ 2