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DISCONTINUED OPERATIONS AND AFFILATIONS (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Loss before Income Taxes: [Abstract]                      
Income Tax Benefits                 $ 302 $ 337 $ 224
Loss from Discontinued Operations - Net (84) 65 (166) (383) (370) (133) (101) (29) (568) (633) (427)
Earnings Per Common Share from Discontinued Operations - Net [Abstract]                      
Basic (in dollars per share) $ 0.00 $ 0.00 $ (0.01) $ (0.01) $ (0.01) $ (0.01) $ (0.01) $ 0.00 $ (0.02) $ (0.02) $ (0.02)
Diluted (in dollars per share) $ 0.00 $ 0.00 $ (0.01) $ (0.01) $ (0.01) $ (0.01) $ (0.01) $ (0.01) $ (0.02) $ (0.03) $ (0.02)
Sand Mining [Member]
                     
Loss before Income Taxes: [Abstract]                      
Loss before Income Taxes                 (169) (440) (289)
Fuel Oil [Member]
                     
Loss before Income Taxes: [Abstract]                      
Loss before Income Taxes                 $ (701) $ (530) $ (362)