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Leases (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Minimum Annual Rental Commitments Under Non Cancelable Operating Leases      
2018 $ 29,000    
2019 22,700    
2020 15,300    
2021 8,200    
2022 5,300    
Thereafter 14,600    
Total minimum lease payments 95,100    
Leases (Textuals) [Abstract]      
Rental expenses of operating leases 35,900 $ 37,300 $ 39,300
Related Party Transaction, Expenses from Transactions with Related Party $ 2,400 $ 3,800 $ 3,100