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Employee Retirement Plans - Components of Net Periodic Benefit Cost (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 28, 2013
Dec. 29, 2012
Compensation and Retirement Disclosure [Abstract]        
Service cost $ 0 $ 0 $ 0 $ 0
Interest cost 445 434 890 868
Expected return on plan assets (450) (450) (900) (900)
Net amortization 367 450 734 900
Total pension expense $ 362 $ 434 $ 724 $ 868