Quarterly report pursuant to Section 13 or 15(d)

INTANGIBLE ASSETS AND GOODWILL - Summary of Intangible Assets, Related Accumulated Amortization and Goodwill (Detail)

v2.4.0.6
INTANGIBLE ASSETS AND GOODWILL - Summary of Intangible Assets, Related Accumulated Amortization and Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Indefinite-lived Intangible Assets [Line Items]    
Goodwill (Indefinite life) $ 2,926 $ 2,926
Gross 2,576 2,576
Accumulated Amortization (2,462) (2,364)
Impairment 0 0
Net 114 212
Patents [Member]
   
Indefinite-lived Intangible Assets [Line Items]    
Gross 1,914 1,914
Accumulated Amortization (1,800) (1,702)
Impairment 0 0
Net 114 212
Patents [Member] | Minimum
   
Indefinite-lived Intangible Assets [Line Items]    
Useful Life 4 years  
Patents [Member] | Maximum
   
Indefinite-lived Intangible Assets [Line Items]    
Useful Life 10 years  
Trademarks [Member]
   
Indefinite-lived Intangible Assets [Line Items]    
Useful Life 6 years  
Gross 69 69
Accumulated Amortization (69) (69)
Impairment 0 0
Net 0 0
Other Intangible Assets [Member]
   
Indefinite-lived Intangible Assets [Line Items]    
Gross 593 593
Accumulated Amortization (593) (593)
Impairment 0 0
Net $ 0 $ 0
Other Intangible Assets [Member] | Minimum
   
Indefinite-lived Intangible Assets [Line Items]    
Useful Life 4 years  
Other Intangible Assets [Member] | Maximum
   
Indefinite-lived Intangible Assets [Line Items]    
Useful Life 6 years