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Lease Commitments (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Capital Leased Assets [Line Items]      
Operating Leases, Rent Expense, Net $ 16,019 $ 14,864 $ 13,245
Related Party Transaction, Expenses from Transactions with Related Party 1,151 $ 1,275 $ 1,132
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]      
2016 15,452    
2017 13,149    
2018 9,861    
2019 7,121    
2020 5,333    
2021 and thereafter 12,895    
Operating leases, future minimum payments due 63,811    
Affiliated Entity [Member]      
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]      
Remainder of 2015 1,112    
2016 874    
2017 843    
2018 843    
2019 397    
2021 and thereafter $ 0