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Share-Based Compensation - Market Stock Units - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Jun. 27, 2015
Jun. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period of the underlying awards   3 years
Stock unit awards, performance adjustment 46,712  
Market stock units outstanding [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period of the underlying awards 3 years  
Potential payout adjustment ratio 200.00%  
Stock unit awards, performance adjustment 46,712  
Unrecognized share-based compensation cost $ 5.8  
Unrecognized share-based compensation, period for recognition 10 months 24 days  
Market stock units outstanding [Member] | Fiscal 2013 MSU Grants [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
SOX Index TSR percentage points 130.00%  
Percentage of targeted shares, MSU grants 200.00%  
Stock unit awards, performance adjustment 19,800  
Shares withheld to meet statutory minimum tax withholding requirements 19,882  
Shares valued withheld to meet statutory minimum tax withholding requirements $ 1.2  
Market stock units outstanding [Member] | Fiscal 2014 MSU Grants [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
SOX Index TSR percentage points 66.00%  
Percentage of targeted shares, MSU grants 200.00%  
Stock unit awards, performance adjustment 26,912  
Shares withheld to meet statutory minimum tax withholding requirements 28,001  
Shares valued withheld to meet statutory minimum tax withholding requirements $ 1.8  
Market stock units outstanding [Member] | Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Potential payout range 0.00%  
Market stock units outstanding [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Potential payout range 200.00%  
Market stock units outstanding [Member] | Share-based Compensation Award, Tranche One [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period of the underlying awards 1 year  
Market stock units outstanding [Member] | Share-based Compensation Award, Tranche One [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Potential payout range 100.00%  
Market stock units outstanding [Member] | Share-based Compensation Award, Tranche Two [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period of the underlying awards 2 years  
Market stock units outstanding [Member] | Share-based Compensation Award, Tranche Two [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Potential payout range 100.00%  
Market stock units outstanding [Member] | Share-based Compensation Award, Tranche Three [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period of the underlying awards 3 years  
Market Stock Units Outstanding [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Potential payout range 100.00%  
Closing price of common stock used to calculate Aggregate intrinsic value of stock option outstanding $ 86.32