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Additional cash flow information (Details Textuals) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Business Acquisition [Line Items]    
Divestiture of business, proceeds received from earn-out $ 0 $ 4,500
TS Asia [Member]
   
Business Acquisition [Line Items]    
Divestiture of business, proceeds received from earn-out   $ 4,500