Fair Value Measurements (Details 2) (USD $)
12 Months Ended
Dec. 31, 2013
Liabilities:  
Balance at the beginning of the period $ 1,750,000
Additions 0
Adjustment (1,750,000)
Balance at the end of the period 0
Webcom
 
Liabilities:  
Additional charge recognized under earn-out consideration 200,000
Contingent consideration
 
Liabilities:  
Balance at the beginning of the period 1,750,000
Additions 0
Adjustment (1,750,000)
Balance at the end of the period $ 0