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Retirement Plan - Schedule of Net Benefit Costs (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 27, 2013
Jun. 28, 2012
Jun. 30, 2011
Compensation And Retirement Disclosure [Abstract]      
Service cost $ 343 $ 243 $ 216
Interest cost 570 600 577
Recognized gain amortization   (185) (216)
Prior service cost amortization 957 957 957
Net periodic pension cost $ 1,870 $ 1,615 $ 1,534