RETIREMENT BENEFITS - Assumptions Used (Details)	3 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016
U.S. Qualified Pension Plan
Plan Assumptions - During the year
Discount rate	3.65%	3.95%
Plan Assumptions - At year end
Discount rate	3.55%	3.65%	3.95%
U.S. Nonqualified Pension Plan
Plan Assumptions - During the year
Discount rate	3.55%	3.90%
Plan Assumptions - At year end
Discount rate	3.45%	3.55%	3.90%
U.S. Postretirement Benefit Plans
Plan Assumptions - During the year
Discount rate	3.40%	3.75%
Plan Assumptions - At year end
Discount rate	3.30%	3.40%	3.75%
Non-U.S. Pension Plans | Weighted Average
Plan Assumptions - During the year
Discount rate	4.80%	5.14%
Plan Assumptions - At year end
Discount rate	4.42%	4.80%	5.14%
Non-U.S. Pension Plans | Minimum
Plan Assumptions - During the year
Discount rate	0.20%	0.35%
Plan Assumptions - At year end
Discount rate	0.20%	0.20%	0.35%
Non-U.S. Pension Plans | Maximum
Plan Assumptions - During the year
Discount rate	11.85%	12.30%
Plan Assumptions - At year end
Discount rate	11.55%	11.85%	12.30%
Non-U.S. Postretirement Benefit Plans
Plan Assumptions - During the year
Discount rate	8.20%	8.45%
Plan Assumptions - At year end
Discount rate	8.25%	8.20%	8.45%