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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Jul. 01, 2011
Dec. 31, 2010
CONDENSED CONSOLIDATED BALANCE SHEETS    
Accounts receivable, allowance for doubtful accounts (in dollars) $ 741,000 $ 959,000
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 40,000,000 40,000,000
Common stock, shares issued 7,257,000 7,246,000
Common stock, shares outstanding 7,257,000 7,246,000