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SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Quarterly Financial Information Disclosure [Abstract]                      
Net Sales $ 6,218 $ 6,646 $ 7,306 $ 7,374 $ 7,292 $ 7,889 $ 9,093 $ 7,206 $ 27,544 $ 31,480 $ 31,971
Gross Profit 2,554 2,851 3,410 3,681 3,544 3,800 4,562 3,104 12,496 15,010 18,437
Net Loss $ (3,982) $ (5,552) $ (2,867) $ (3,586) $ (2,314) $ (2,754) $ (563) $ (2,696) $ (15,987) $ (8,327) $ (9,782)
Basic and diluted loss per common share (in dollars per share) $ (0.57) $ (0.78) $ (0.41) $ (0.54) $ (0.42) $ (0.49) $ (0.12) $ (0.55) $ (2.30) [1] $ (1.55) [1] $ (2.62) [1]
[1] Net loss per share and the number of shares used in the per share calculations for all periods presented reflect the one-for-twelve reverse stock split which took effect on January 27, 2014.