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INTANGIBLE ASSETS (Details) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]      
Net carrying amount $ 642,000   $ 664,000
Amortization of Intangible Assets 22,000 38,000  
Purchased Technology [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 1,441,000   1,441,000
Less: accumulated amortization (799,000)   (777,000)
Net carrying amount 642,000   664,000
Purchased Technology [Member] | Minimum [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Useful life 9 years    
Purchased Technology [Member] | Maximum [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Useful life 17 years    
License Rights [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 316,000   316,000
Less: accumulated amortization (316,000)   (316,000)
Net carrying amount 0   0
Useful life 5 years    
Trade Names [Member]
     
Indefinite-lived Intangible Assets [Line Items]      
Indefinite-lived intangible assets $ 1,510,000   $ 1,510,000