Fair Value - Borrowings (Detail) - USD ($) $ in Millions	Mar. 31, 2023	Jun. 30, 2022
Fair Value Disclosures [Abstract]
Fair value	$ 7,037	$ 7,084
Carrying value	$ 7,210	$ 7,206

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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