STOCK-BASED COMPENSATION PLANS (Assumptions Utilized in the Valuation in Calculating the Compensation Expense for Stock Options Granted) (Details) - Employee Stock Option	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life		5 years 4 months 24 days	5 years 4 months 24 days
Weighted-average expected life	5 years 4 months 24 days	5 years 4 months 24 days	5 years 4 months 24 days
Expected volatility, minimum	21.40%		17.30%
Expected volatility, maximum	23.20%		20.20%
Expected volatility		18.70%
Weighted-average volatility	21.90%	18.70%	17.40%
Risk-free interest rate, minimum	0.30%		2.50%
Risk-free interest rate, maximum	0.50%		3.00%
Risk-free interest rate		1.70%
Weighted-average risk-free interest rate	0.30%	1.70%	2.90%
Dividend yield, minimum	2.10%		2.50%
Dividend yield, maximum	2.30%		2.60%
Dividend yield		2.80%
Weighted-average dividend yield	2.10%	2.80%	2.60%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life	5 years 3 months 18 days
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life	5 years 4 months 24 days