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Revenues - Disaggregation of revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 28, 2018	Sep. 29, 2017
Disaggregation of Revenue [Line Items]
Revenue, net	$ 5,028	$ 5,181
Client Devices
Disaggregation of Revenue [Line Items]
Revenue, net	2,650	2,676
Data Center Devices & Solutions
Disaggregation of Revenue [Line Items]
Revenue, net	1,446	1,369
Client Solutions
Disaggregation of Revenue [Line Items]
Revenue, net	$ 932	$ 1,136
Revenue from Contract with Customer | Americas
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	25.00%	26.00%
Revenue from Contract with Customer | Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	18.00%	18.00%
Revenue from Contract with Customer | Asia
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	57.00%	56.00%
HDD
Disaggregation of Revenue [Line Items]
Revenue, net	$ 2,494	$ 2,610
Flash-based
Disaggregation of Revenue [Line Items]
Revenue, net	$ 2,534	$ 2,571

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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