Supplemental Balance Sheet Information - Other Assets Non Current (Detail) - USD ($)	Jun. 30, 2023	Jun. 30, 2022
Balance Sheet Related Disclosures [Abstract]
Operating Lease, Right-of-Use Asset	$ 59,000,000	$ 93,000,000
Loans and Leases Receivable, Gross	53,000,000	51,000,000
Cash Surrender Value of Life Insurance	41,000,000	35,000,000
Alternative Investment	36,000,000	33,000,000
Interest Rate Derivative Assets, at Fair Value	62,000,000	36,000,000
Other Assets, Miscellaneous, Noncurrent	42,000,000	21,000,000
Other Assets, Noncurrent	329,000,000	349,000,000
Deferred Income Tax, Right-of-Use Asset	59,000,000	93,000,000
Contract with Customer, Asset	18,000,000	43,000,000
Pension assets	$ 18,000,000	$ 37,000,000