Leases and Other Commitments - Schedule of Supplemental Cash Flow (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 27, 2025	Jun. 28, 2024	Jun. 30, 2023
Leases [Abstract]
Cost of operating leases	$ 38	$ 29	$ 21
Cash paid for operating leases	33	30	14
Operating lease assets obtained in exchange for operating lease liabilities	49	167	3
Decrease in operating lease liabilities and right-of-use assets due to lease remeasurement	$ 0	$ 71	$ 0
Weighted average remaining lease term in years	11 years	13 years 8 months 12 days
Weighted average discount rate	7.30%	7.50%