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Revenues Additional Information (Details Textuals) - USD ($) $ in Millions	3 Months Ended
	Sep. 28, 2018	Sep. 29, 2017	Jun. 30, 2018
Concentration Risk [Line Items]
Contract with customer, liability	$ 86		$ 120
Contract with customer, liability, revenue recognized	41
Revenue, remaining performance obligation	$ 263
Revenue from Contract with Customer | Customer Concentration Risk | One Large Customer
Concentration Risk [Line Items]
Concentration risk, percentage	11.00%	10.00%
Revenue from Contract with Customer | Customer Concentration Risk | Top Ten Customers
Concentration Risk [Line Items]
Concentration risk, percentage	48.00%	42.00%

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-Publisher FASB
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