Financial Instruments and Fair Value Measurements - Summary of Hedges Classified as Current or Non-Current in Balance Sheets Based on Maturity Dates (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Foreign Currency Derivatives | Cash Flow Hedging
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives, reported under other current assets	$ 1	$ 0
Cross Currency Interest Rate Derivatives
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives, reported under other current assets	46	0
Derivatives, reported under other non-current assets	33	73
Derivatives, reported under other non-current liabilities	0	(13)
Cross Currency Interest Rate Derivatives | Fair Value Hedging
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives, reported under other current assets	11	0
Derivatives, reported under other non-current assets	8	18
Interest Rate Derivatives | Cash Flow Hedging
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives, reported under other current assets	4	0
Derivatives, reported under other non-current assets	20	0
Derivatives, reported under other current liabilities	0	(6)
Derivatives, reported under other non-current liabilities	$ 0	$ (3)