RESTRUCTURING CHARGES - Summary of Restructuring Charges by Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 23	$ 113	$ 121	$ 127	$ 129
Electrical Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1	11	27	12
Electrical Systems and Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	7	26	20	26
Hydraulics [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	10	25	44	34
Aerospace [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(1)	5	3	5
Vehicle [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5	29	22	33
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1	$ 17	$ 5	$ 17