v2.4.0.8
Goodwill and Other Intangible Assets - Net (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Mar. 31, 2013
Finite-Lived Intangible Assets [Line Items]        
Goodwill $ 2,872,000 $ 0   $ 2,900,000
Finite-Lived Intangible Assets, Net [Abstract]        
Gross 9,471,000 3,541,000    
Accumulated Amortization 2,630,000 1,424,000    
Total 6,841,000 2,117,000    
Amortization expense 1,700,000 1,000,000 400,000  
Fiscal Years:        
2014 1,782,000      
2015 1,601,000      
2016 1,287,000      
2017 901,000      
2018 900,000      
Thereafter 370,000      
Total 6,841,000 2,117,000    
Developed Technology [Member]
        
Finite-Lived Intangible Assets [Line Items]        
Amortizable life of purchased indentifiable intangible assets 4 years 7 months 17 days 2 years 11 months 23 days    
Finite-Lived Intangible Assets, Net [Abstract]        
Gross 8,971,000 3,541,000    
Accumulated Amortization 2,568,000 1,424,000    
Total 6,403,000 2,117,000    
Fiscal Years:        
Total 6,403,000 2,117,000    
Customer Relationships [Member]
        
Finite-Lived Intangible Assets [Line Items]        
Amortizable life of purchased indentifiable intangible assets 6 years      
Finite-Lived Intangible Assets, Net [Abstract]        
Gross 500,000      
Accumulated Amortization 62,000      
Total 438,000      
Fiscal Years:        
Total $ 438,000