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EARNINGS (LOSS) PER SHARE (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
EARNINGS (LOSS) PER SHARE [Abstract]                      
NET INCOME (LOSS) $ (311) $ 881 $ 935 $ 674 $ 133 $ (1,705) $ 693 $ (1,978) $ 2,179 $ (2,857) $ (655)
Basic weighted average common shares outstanding (in shares) 8,702,000 8,702,000 8,702,000 8,696,000 8,798,000 8,941,000 9,098,000 9,392,000 8,700,000 9,056,000 9,415,000
Diluted effect of common stock equivalents (in shares)                 2,000 0 0
Diluted weighted average common shares outstanding (in shares) 8,702,000 8,703,000 8,703,000 8,698,000 8,798,000 8,941,000 9,102,000 9,392,000 8,702,000 9,056,000 9,415,000
Basic earnings (loss) per share (in dollars per share) $ (0.04) $ 0.10 $ 0.11 $ 0.08 $ 0.02 $ (0.19) $ 0.08 $ (0.21) $ 0.25 $ (0.32) $ (0.07)
Diluted earnings (loss) per share (in dollars per share) $ (0.04) $ 0.10 $ 0.11 $ 0.08 $ 0.02 $ (0.19) $ 0.08 $ (0.21) $ 0.25 $ (0.32) $ (0.07)
Antidilutive securities excluded from computation of earnings per share (in shares)                 227,199 233,717 164,850