STOCK-BASED COMPENSATION PLANS (Assumptions Utilized in the Valuation in Calculating the Compensation Expense for Stock Options Granted) (Details)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Share-based Compensation [Abstract]
Expected life, minimum			5 years 7 months 6 days
Expected life, maximum			5 years 9 months 18 days
Expected life	5 years 6 months	5 years 7 months 6 days
Weighted average expected life	5 years 6 months	5 years 7 months 6 days	5 years 8 months 12 days
Expected volatility, minimum	16.20%	16.40%	16.30%
Expected volatility, maximum	16.90%	17.30%	18.60%
Weighted-average volatility	16.90%	17.20%	16.60%
Risk-free interest rate, minimum	1.30%	1.30%	1.40%
Risk-free interest rate, maximum	2.20%	1.70%	2.00%
Weighted-average risk-free interest rate	1.30%	1.70%	1.90%
Dividend yield, minimum	2.40%	2.50%	2.80%
Dividend yield, maximum	2.80%	2.80%	3.40%
Weighted-average dividend yield	2.60%	2.80%	3.30%