v2.4.0.6
Derivative Instruments and Hedging Activities - Summarizes Fair Value of Derivative Instrument (Detail) (Derivative designated as hedging instrument [Member], USD $)
In Thousands, unless otherwise specified
Sep. 29, 2012
Jun. 30, 2012
Summarizes the fair value of derivative instrument    
Fair Value $ 467 $ 472
Interest rate contract [Member] | Accrued expenses [Member]
   
Summarizes the fair value of derivative instrument    
Fair Value 186 186
Interest rate contract [Member] | Accrued retirement costs and other [Member]
   
Summarizes the fair value of derivative instrument    
Fair Value $ 281 $ 286