Supplemental Cash Flow Information Related to Leases (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 795	$ 654
Operating cash flows from finance leases	149	113
Financing cash flows from finance leases	285	256
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	1,804	1,189
Finance leases	$ 1,704	$ 611