v3.6.0.2
Total Borrowings, Including Short-Term and Long-Term Borrowings (Detail) - USD ($)
$ in Thousands
6 Months Ended
Dec. 30, 2016
Jun. 24, 2016
Dec. 25, 2015
Jun. 26, 2015
Debt Instrument [Line Items]        
Revolving borrowing $ 20,000 $ 6,500    
Bank of England base rate + 2.2% per annum 3,377      
Current portion of long-term borrowing 15,100 18,100    
Bank borrowings, gross 38,532 24,600    
Less: Unamortized debt issuance costs (245) (293)    
Bank borrowings, net of unamortized debt issuance costs 38,287 24,307    
Long-term borrowing 44,700 54,500 $ 7,500 $ 10,500
Unamortized debt issuance costs (188) (300)    
Non-current portion $ 29,412 36,100    
Short-term loans from bank        
Debt Instrument [Line Items]        
Rate [1] Bank of England base rate +1.85% per annum      
Conditions Repayable based on credit terms of secured accounts receivable      
Revolving Credit Facility        
Debt Instrument [Line Items]        
Rate [1] LIBOR + 1.75% per annum      
Conditions Repayable in 1 to 6 months      
Term [2] 2017-01      
Revolving borrowing $ 20,000      
Revolving Credit Facility | Minimum        
Debt Instrument [Line Items]        
Repayment duration 1 month      
Revolving Credit Facility | Maximum        
Debt Instrument [Line Items]        
Repayment duration 6 months      
LIBOR | Minimum        
Debt Instrument [Line Items]        
Margin above rate 1.75%      
LIBOR | Maximum        
Debt Instrument [Line Items]        
Margin above rate 2.50%      
LIBOR | Revolving Credit Facility        
Debt Instrument [Line Items]        
Margin above rate 1.75%      
Base Rate | Minimum        
Debt Instrument [Line Items]        
Margin above rate 0.75%      
Base Rate | Maximum        
Debt Instrument [Line Items]        
Margin above rate 1.50%      
Base Rate | Short-term loans from bank        
Debt Instrument [Line Items]        
Margin above rate 1.85%      
Loan Payable Due May 2017        
Debt Instrument [Line Items]        
Bank of England base rate + 2.2% per annum [3] $ 55      
Loan Payable Due May 2017 | Short-term loans from bank        
Debt Instrument [Line Items]        
Rate [1],[3] Bank of England base rate + 2.2%per annum      
Conditions [3] Repayable on monthly basis      
Term [3] 2017-05      
Loan Payable Due May 2017 | Base Rate | Short-term loans from bank        
Debt Instrument [Line Items]        
Margin above rate [3] 2.20%      
Loans Payable Due March 2017        
Debt Instrument [Line Items]        
Rate [1] LIBOR + 2.8% per annum      
Conditions Repayable in quarterly installments      
Term 2017-03      
Long-term borrowing $ 1,500 4,500    
Loans Payable Due March 2017 | LIBOR        
Debt Instrument [Line Items]        
Margin above rate 2.80%      
Loans Payable Due May 2019        
Debt Instrument [Line Items]        
Rate [1] LIBOR + 1.75% per annum      
Conditions Repayable in quarterly installments      
Term 2019-05      
Long-term borrowing $ 43,200 $ 50,000    
Loans Payable Due May 2019 | LIBOR        
Debt Instrument [Line Items]        
Margin above rate 1.75%      
[1] LIBOR is London Interbank Offered Rate.
[2] In December 2016, the maturity date was extended to January 2017.
[3] As of December 30, 2016, the carrying amount of plant and machinery of Exception EMS secured to such loan was $4.3 million. Under the conditions stipulated in the loan agreement, this loan will be cross securitized, cross default and co-terminus with the short terms of loans of $3.4 million which are secured by accounts receivable.