STOCK PROGRAMS - Schedule of fair value option-pricing assumptions (Details) - Stock Options	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award
Weighted-average expected stock-price volatility (as a percent)	25.10%	24.50%	25.60%
Weighted-average expected option life	7 years	7 years	7 years
Average risk-free interest rate (as a percent)	1.50%	2.80%	2.00%
Average dividend yield (as a percent)	1.00%	1.10%	1.50%

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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