SHARE-BASED COMPENSATION PLANS - Outstanding and Nonvested Restricted Share Units & Performance Restricted Stock Units Activity (Details) shares in Millions	12 Months Ended
	Jun. 30, 2025 $ / shares shares
Restricted Stock Units
Shares
Outstanding, beginning balance (in shares) | shares	21.3
Granted (in shares) | shares	3.9
Vested (in shares) | shares	(6.4)
Cancelled (in shares) | shares	(0.8)
Outstanding, ending balance (in shares) | shares	18.0
Weighted Average Grant Date Fair Value
Outstanding and nonvested, beginning balance (in dollars per share) | $ / shares	$ 9.92
Granted (in dollars per share) | $ / shares	7.51
Vested (in dollars per share) | $ / shares	9.12
Cancelled (in dollars per share) | $ / shares	7.98
Outstanding and nonvested, ending balance (in dollars per share) | $ / shares	$ 9.76
Performance Restricted Stock Units
Shares
Outstanding, beginning balance (in shares) | shares	5.1
Granted (in shares) | shares	4.1
Vested (in shares) | shares	0.0
Cancelled (in shares) | shares	(0.2)
Outstanding, ending balance (in shares) | shares	9.0
Weighted Average Grant Date Fair Value
Outstanding and nonvested, beginning balance (in dollars per share) | $ / shares	$ 9.66
Granted (in dollars per share) | $ / shares	8.58
Vested (in dollars per share) | $ / shares
Cancelled (in dollars per share) | $ / shares	8.44
Outstanding and nonvested, ending balance (in dollars per share) | $ / shares	$ 9.20