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Debt (Narrative) (Detail)
$ in Thousands
1 Months Ended 12 Months Ended
Jun. 25, 2015
USD ($)
Jun. 30, 2011
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Installment
Apr. 30, 2014
USD ($)
Jun. 30, 2013
Debt Instrument [Line Items]            
Bank loans outstanding     $ 107,000 $ 102,146    
Short term loans payable     10,197 8,343    
Letters of credit     21 251    
Bank loans, unused borrowing capacity     37,370 36,693    
Term loan     3,157 3,355    
Revolving bank loans | Amended Credit Agreement            
Debt Instrument [Line Items]            
Loans, maximum amount $ 75,000       $ 60,000  
Revolving loans, expiration date Apr. 30, 2019          
Bank loans outstanding     $ 45,000 $ 32,000    
Lines of credit, variable rate basis     LIBOR      
Revolving bank loans | Amended Credit Agreement | Minimum            
Debt Instrument [Line Items]            
Lines of credit, interest rate     2.03%      
Revolving bank loans | Amended Credit Agreement | Maximum            
Debt Instrument [Line Items]            
Lines of credit, interest rate     2.41%      
Term bank loans | Amended Credit Agreement            
Debt Instrument [Line Items]            
Loans, maximum amount     $ 70,000      
Bank loans outstanding     62,000      
Term loans, number of installments | Installment       19    
Short term loans payable     $ 10,000      
Lines of credit, interest rate     2.03%      
Mortgage payable            
Debt Instrument [Line Items]            
Mortgage payable interest rate     4.92%      
Term loan   $ 3,947        
Mortgage payable, amortization period   20 years        
Foreign line of credit            
Debt Instrument [Line Items]            
Available lines of credit with foreign financial institutions     $ 7,391 $ 8,798    
Lines of credit, interest rate     5.00% 5.00%   5.00%
Open letter of credit | Amended Credit Agreement            
Debt Instrument [Line Items]            
Letters of credit     $ 21 $ 105