STOCK PROGRAMS - DECIEM Stock Options (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023	Jun. 30, 2023
Recurring basis
Share-based Compensation Arrangement by Share-based Payment Award
Stock option liability	$ 106		$ 106		$ 99
Level 3 | Recurring basis
Share-based Compensation Arrangement by Share-based Payment Award
Changes in fair value, net of foreign currency remeasurements	5	$ 1	8	$ (2)
Stock option liability	106		$ 106		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	$ 106		$ 106		$ 99