STOCK PROGRAMS - Summary of Performance Share Units (PSUs) (Details) - Performance Share Units - Employee - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Aug. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Other Equity Compensation Plans
Nonvested at the beginning of the period (in shares)		365,200
Granted (in shares)		164,500
Vested and issued (in shares)	(200,000)	(44,800)
Forfeited (in shares)		(111,000.0)
Nonvested at the end of the period (in shares)		373,900	365,200
Weighted-Average Grant Date Fair Value
Nonvested at the beginning of the period (in dollars per share)		$ 260.90
Granted (in dollars per share)		156.39
Vested and issued (in dollars per share)		218.12
Forfeited (in dollars per share)		217.85
Nonvested at the end of the period (in dollars per share)		$ 232.83	$ 260.90
Fair value		$ 7.3	$ 66.6	$ 108.9