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Acquisition of Alfa & Ariss (Details Textual)
In Thousands, unless otherwise specified
 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Minimum [Member]
Dec. 31, 2012
Maximum [Member]
Dec. 31, 2012
Alfa & Ariss [Member]
USD ($)
Dec. 31, 2012
Alfa & Ariss [Member]
EUR (€)
Dec. 31, 2011
Alfa & Ariss [Member]
USD ($)
May 31, 2011
Alfa & Ariss [Member]
USD ($)
May 31, 2011
Alfa & Ariss [Member]
EUR (€)
Dec. 31, 2012
Alfa & Ariss [Member]
Minimum [Member]
Dec. 31, 2012
Alfa & Ariss [Member]
Maximum [Member]
Acquisition of Alfa & Ariss (Textual) [Abstract]                    
Cash consideration       $ 1,410 € 1,000          
Additional payment             51 36    
Exchange rate             1.41      
Contingent consideration       564 400          
Reduction in consideration         300          
Amortization Period of Contingency       4 years 4 years 4 years        
Acquired identifiable intangible assets       $ 606   $ 606        
Estimated useful lives of assets   3 years 7 years           2 years 5 years
Contingent consideration operating targets 1 year