Supplemental Financial Statement Data - Accumulated Other Comprehensive Income (Loss) Roll Forward (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Jul. 02, 2021
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 12,221	$ 10,721	$ 9,551
Other comprehensive income (loss) before reclassifications	(282)	(565)
Amounts reclassified from accumulated other comprehensive loss	351	172
Income tax benefit (expense) related to items of other comprehensive income (loss)	(31)	36	2
Other comprehensive gain (loss), net of tax	38	(357)	(40)
Ending balance	10,847	12,221	10,721
Actuarial Pension Losses
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(11)	(35)
Other comprehensive income (loss) before reclassifications	12	26
Amounts reclassified from accumulated other comprehensive loss	0	0
Income tax benefit (expense) related to items of other comprehensive income (loss)	(3)	(2)
Other comprehensive gain (loss), net of tax	9	24
Ending balance	(2)	(11)	(35)
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(277)	(38)
Other comprehensive income (loss) before reclassifications	(81)	(239)
Amounts reclassified from accumulated other comprehensive loss	0	0
Income tax benefit (expense) related to items of other comprehensive income (loss)	1	0
Other comprehensive gain (loss), net of tax	(80)	(239)
Ending balance	(357)	(277)	(38)
Unrealized Losses on Derivative Contracts
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(266)	(124)
Other comprehensive income (loss) before reclassifications	(213)	(352)
Amounts reclassified from accumulated other comprehensive loss	351	172
Income tax benefit (expense) related to items of other comprehensive income (loss)	(29)	38
Other comprehensive gain (loss), net of tax	109	(142)
Ending balance	(157)	(266)	(124)
Total Accumulated Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(554)	(197)	(157)
Ending balance	$ (516)	$ (554)	$ (197)