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Foreign Exchange Forward Contracts (Details) (USD $)
3 Months Ended 12 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Jul. 03, 2011
Jun. 27, 2010
Derivative [Line Items]        
Unrealized losses on foreign exchange contracts   $ (904,000) $ (714,000) $ (167,000)
Foreign currency transaction realized gains (losses)   2,500,000 (600,000) (400,000)
Foreign currency transaction realized gain from liquidation of Japanese subsidiary 1,900,000 1,900,000    
Not Designated as Hedging Instrument
       
Derivative [Line Items]        
Notional principal amount of forward foreign currency contracts 16,900,000 16,900,000    
Unrealized losses on foreign exchange contracts   $ 200,000    
Not Designated as Hedging Instrument | Forward Contracts
       
Derivative [Line Items]        
Maximum maturities for contracts (in days)   60 days