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Employee Termination, Asset Impairment and Other Charges - Business Realignment Activities (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 02, 2021	Jul. 03, 2020	Jun. 28, 2019
Restructuring Cost and Reserve [Line Items]
Gain (loss) on disposition of assets	$ 75	$ 17	$ 0
Business Realignment
Restructuring Cost and Reserve [Line Items]
Gain (loss) on disposition of assets	75	17	$ 0
Restructuring Reserve [Roll Forward]
Accrual balance at July 3, 2020	13
Charges	28
Cash payments	(39)
Accrual balance at July 2, 2021	2	13
Employee Termination Benefits | Business Realignment
Restructuring Reserve [Roll Forward]
Accrual balance at July 3, 2020	13
Charges	25
Cash payments	(36)
Accrual balance at July 2, 2021	2	13
Contract Termination and Other | Business Realignment
Restructuring Reserve [Roll Forward]
Accrual balance at July 3, 2020	0
Charges	3
Cash payments	(3)
Accrual balance at July 2, 2021	$ 0	$ 0

X

- Definition

Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

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Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 420
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-Section S99
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-Subparagraph (SAB Topic 5.P.4(d))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

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