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Condensed Consolidated Statements of Comprehensive Income (Loss) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Net loss $ (311,000) $ (7,000) $ (586,000) $ (320,000)
Other Comprehensive income:        
Foreign currency translation adjustment   2,000 4,000 13,000
Comprehensive loss (311,000) (5,000) (582,000) (307,000)
Comprehensive loss attributable to noncontrolling interest in subsidiary 11,000 4,000 16,000 11,000
Comprehensive loss attributable to the Company $ (300,000) $ (1,000) $ (566,000) $ (296,000)