v2.4.0.8
Retirement and Deferred Compensation Plans - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Jun. 24, 2012
Jun. 26, 2011
Employee Benefit Plan [Line Items]      
Employer contribution matching percentage 50.00%    
Maximum employee contributions matched by the Company 6.00%    
Defined benefit plan, contribution by employer $ 8.7 $ 5.8 $ 5.1
Deferred compensation plan maximum distribution period 20 years    
Liabilities of Company to plan participants 79.7 79.0  
Assets correlated to the deferred compensation obligation 98.1 83.2  
Defined benefit obligations $ 21.4 $ 19.8  
Minimum
     
Employee Benefit Plan [Line Items]      
Employee 401K contribution 1.00%    
Payment of benefits, duration after opening of a deferral subaccount or upon retirement 3 years    
Maximum
     
Employee Benefit Plan [Line Items]      
Employee 401K contribution 75.00%