Quarterly report pursuant to Section 13 or 15(d)

Acquisition (Details)

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Acquisition (Details) (USD $)
 1 Months Ended 9 Months Ended
Sep. 29, 2012
Dec. 31, 2011
Jul. 30, 2012
Max-Viz, Inc [Member]
Sep. 29, 2012
Max-Viz, Inc [Member]
Acquisition (Textual) [Abstract]        
Acquired stock of Max-viz, Percentage     100.00%  
Purchase consideration in cash     $ 10,600,000  
Acquisition contingent consideration (841,000) (720,000) 8,000,000  
Business acquisition contingent purchase consideration     100,000  
Revenue of Max-Viz     $ 5,400,000  
Goodwill and purchased intangible assets deductable for tax purposes period       15 years