STOCK PROGRAMS - DECIEM Stock Options (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Jun. 30, 2023
Recurring basis
Share-based Compensation Arrangement by Share-based Payment Award
Stock option liability	$ 103		$ 103		$ 99
Level 3 | Recurring basis
Share-based Compensation Arrangement by Share-based Payment Award
Changes in fair value, net of foreign currency remeasurements	(5)	$ (4)	3	$ (3)
Stock option liability	103		$ 103		99
DECIEM 2021 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award
Exercised in period (in shares)			0
DECIEM 2021 Stock Option Plan | Stock Options
Share-based Compensation Arrangement by Share-based Payment Award
Stock option liability	$ 103		$ 103		$ 99