STOCK-BASED COMPENSATION PLANS - Schedule of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Number of Shares
Outstanding, beginning balance (in shares)	3,157,000
Granted (in shares)	0	0	0
Exercised (in shares)	(134,000)
Canceled (in shares)	(435,000)
Outstanding, ending balance (in shares)	2,588,000	3,157,000
Options vested (in shares)	2,477,000
Weighted- Average Exercise Price per Share
Outstanding, beginning balance (in dollars per share)	$ 154
Exercised (in dollars per share)	112
Canceled (in dollars per share)	153
Outstanding, ending balance (in dollars per share)	156	$ 154
Options vested (in dollars per share)	$ 157
Average Remaining Contractual Life
Average remaining contractual life, options outstanding (in years)	3 years	4 years
Average remaining contractual life, options vested (in years)	3 years
Aggregate Intrinsic Value
Options outstanding	$ 0	$ 1
Options vested	$ 0