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Pension and Postretirement Benefits Pension and Postretirement Benefits (Narrative) (Details)
$ in Thousands
9 Months Ended
Apr. 02, 2017
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
Cash Contributions to Qualified Pension Plans $ 0
Other Postretirement Benefits [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 12,800
Other Postretirement Benefits Payments 9,500
Pension Plans, Defined Benefit [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 3,200
Defined Benefit Plan, Benefits Paid $ 2,500