Supplemental Financial Statement Data - Property, Plant and Equipment (Details) - USD ($) $ in Millions	Apr. 03, 2020	Jun. 28, 2019
Property, plant and equipment:
Property, plant and equipment, gross	$ 10,085	$ 10,003
Accumulated depreciation	(7,350)	(7,160)
Property, plant and equipment, net	2,735	2,843
Land
Property, plant and equipment:
Property, plant and equipment, gross	294	294
Buildings and improvements
Property, plant and equipment:
Property, plant and equipment, gross	1,823	1,743
Machinery and equipment
Property, plant and equipment:
Property, plant and equipment, gross	7,290	7,267
Computer equipment and software
Property, plant and equipment:
Property, plant and equipment, gross	437	441
Furniture and fixtures
Property, plant and equipment:
Property, plant and equipment, gross	51	56
Construction-in-process
Property, plant and equipment:
Property, plant and equipment, gross	$ 190	$ 202