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Note 6 - Acquisitions (Details) - Business Acquisition, Pro Forma Information (Pro Forma [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified
9 Months Ended
Sep. 29, 2012
Pro Forma [Member]
 
Note 6 - Acquisitions (Details) - Business Acquisition, Pro Forma Information [Line Items]  
Revenues $ 111,401
Operating income $ 4,032
Basic and diluted earnings per share (in Dollars per share) $ 0.18