DEBT - Schedule of Long-Term Debt (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Debt
Amount of gain (loss) recognized in OCI on Derivatives		$ 47	$ (45)	$ 22	$ (30)
Senior Notes | 5.00% Senior Notes, due February 14, 2034
Debt
Price (as a percent)		99.689%		99.689%
Yield (as a percent)		5.04%		5.04%
Unamortized Debt Discount		$ (2)		$ (2)
Debt Issuance Costs		$ (5)		$ (5)
Senior Notes | 5.00% Senior Notes, due February 14, 2034 | Treasury lock agreements
Debt
Yield (as a percent)		4.53%		4.53%
Notional amount						$ 300
Weighted-average all-in rate (as a percent)						2.02%
Amount of gain (loss) recognized in OCI on Derivatives	$ 31