EMPLOYEE BENEFIT PLANS - Schedule of Assumptions (Details)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)	5.00%	5.00%	5.00%
U.S. Pension Plan
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Expected long-term rate of return, Benefit Cost	5.10%	6.50%	6.50%
Other Post-Employment Benefits
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost			5.40%
Minimum
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]
Health care cost trend rate assumed for next year	7.20%	6.30%	6.30%
Minimum | U.S. Pension Plan
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	3.30%	4.10%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	4.10%	3.10%	3.60%
Minimum | International Pension Plan
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	0.20%	1.00%
Rate of compensation growth, Benefit Obligation	1.50%	1.50%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	1.00%	1.80%	2.30%
Future compensation growth rates, Benefit Cost	1.50%	2.00%	2.00%
Expected long-term rate of return, Benefit Cost	2.30%	2.80%	3.30%
Minimum | Other Post-Employment Benefits
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	3.80%	4.10%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	4.10%	4.20%
Maximum
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]
Health care cost trend rate assumed for next year	7.40%	6.70%	6.90%
Maximum | U.S. Pension Plan
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	3.80%	4.50%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	4.50%	4.50%	5.00%
Maximum | International Pension Plan
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	1.90%	2.70%
Rate of compensation growth, Benefit Obligation	2.50%	2.50%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	2.70%	3.20%	3.80%
Future compensation growth rates, Benefit Cost	2.50%	2.50%	2.50%
Expected long-term rate of return, Benefit Cost	4.30%	4.30%	4.30%
Maximum | Other Post-Employment Benefits
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rates, Benefit Obligation	4.00%	4.60%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate, Benefit Cost	4.60%	4.80%