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Pensions and Other Post-retirement Benefit Plans - Weighted-Average Actuarial Assumptions used to Determine Benefit Costs (Details) - Japan Plan
12 Months Ended
Jun. 28, 2019
Jun. 29, 2018
Jun. 30, 2017
Defined Benefit Plan Disclosure [Line Items]      
Discount rate 0.70% 0.80% 0.40%
Expected long-term rate of return on plan assets 2.50% 2.50% 2.50%
Rate of compensation increase 0.70% 0.80% 0.80%