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Retirement Plans and Postretirement Costs (Details 1)
$ in Thousands
12 Months Ended
Jul. 03, 2016
USD ($)
Pension and SERP Benefits  
Amounts Included in Accumulated Other Comprehensive Loss, Net of Tax  
Prior service cost (credit) $ 7
Net actuarial loss 2,033
Total 2,040
Postretirement  
Amounts Included in Accumulated Other Comprehensive Loss, Net of Tax  
Prior service cost (credit) (481)
Net actuarial loss 339
Total $ (142)