Pensions and Other Post-retirement Benefit Plans Additional Information (Details Textuals) - USD ($)	12 Months Ended
	Jun. 29, 2018	Jun. 30, 2017	Jul. 01, 2016
Defined Benefit Plan Disclosure [Line Items]
Actuarial pension gains (losses)	$ 1,000,000	$ (27,000,000)	$ 50,000,000
Pension Plan | Japan Plan
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	260,000,000
Actuarial pension gains (losses)	(21,000,000)
Prior service credits for defined benefit pension plans included in accumulated other comprehensive income at the balance sheet date	$ 0
Defined benefit pension plan, estimated expenditure (years)	5 years
Debt Securities | Pension Plan | Japan Plan
Defined Benefit Plan Disclosure [Line Items]
Target asset allocation for securities	63.00%
Equity securities | Pension Plan | Japan Plan
Defined Benefit Plan Disclosure [Line Items]
Target asset allocation for securities	34.00%
Other Assets | Pension Plan | Japan Plan
Defined Benefit Plan Disclosure [Line Items]
Target asset allocation for securities	3.00%