SHARE-BASED COMPENSATION PLANS - Outstanding Nonqualified Stock Options Activity (Details) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Jun. 30, 2021 USD ($) $ / shares shares
Shares
Outstanding, beginning balance (in shares) | shares	18.0
Forfeited (in shares) | shares	(4.6)
Outstanding, ending balance (in shares) | shares	13.4
Vested and expected to vest (in shares) | shares	8.6
Exercisable (in shares) | shares	0.6
Weighted Average Exercise Price
Outstanding, weighted average exercise price, beginning balance (in dollars per share) | $ / shares	$ 12.93
Forfeited (in dollars per share) | $ / shares	12.70
Outstanding, weighted average exercise price, ending balance (in dollars per share) | $ / shares	13.00
Vested and expected to vest (in dollars per share) | $ / shares	13.02
Exercisable (in dollars per share) | $ / shares	$ 10.50
Aggregate Intrinsic Value and Weighted Average Remaining Contractual Term
Vested and expected to vest, aggregate intrinsic value | $	$ 0.0
Exercisable, aggregate intrinsic value | $	$ 0.0
Vested and expected to vest, weighted average remaining contractual term	6 years 8 months 8 days
Exercisable, weighted average remaining contractual term	2 months 1 day