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Indebtedness (Schedule of Long-Term Debt) (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Jul. 01, 2018
Dec. 20, 2010
Debt Instrument [Line Items]      
Debt, Current $ 160,540 $ 48,025  
Note Payable, New Markets Tax Credits 8,505 8,694  
Long-Term Debt 194,969 199,954  
Multicurrency Credit Agreement [Member]      
Debt Instrument [Line Items]      
Line of Credit, Current 160,540 48,025  
Notes Payable, Other Payables [Member]      
Debt Instrument [Line Items]      
Note Payable, New Markets Tax Credits 7,685 7,685  
Unamortized Debt Issuance Expense 820 1,009  
6.875% Senior Notes [Member]      
Debt Instrument [Line Items]      
Senior Notes 195,464 200,888 $ 225,000
Unamortized Debt Issuance Expense $ 495 $ 934