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Convertible Notes (Table)
 9 Months Ended
Sep. 30, 2020
Debt Disclosure [Abstract]  
Summary of the carrying value of the convertible notes
The following table provides a summary of the carrying value of the Convertible Notes at September 30, 2020:
 
    
Total
    
Additional Notes
    
Existing Notes
  
Principal
amount
    $ 175,000   $ 25,000   $ 150,000
Plus:
premium 
on Additional Notes
      250     250     —    
  
 
 
    
 
 
    
 
 
  
Gross
proceeds
      175,250     25,250     150,000
Less: Unamortized debt discount and issuance costs
(1)
      (9,431 )      (1,613 )      (7,818 ) 
  
 
 
    
 
 
    
 
 
  
Carrying
amount
    $ 165,819     $ 23,637     $ 142,182  
  
 
 
    
 
 
    
 
 
  
Effective interest rate
(2)
      6.29 %      6.37 %      6.28 % 
  
 
 
    
 
 
    
 
 
  
 
(1)
The debt discount arose from the bifurcation of the conversion option. The unamortized debt discount and issuance costs is reported net of the unamortized premium on the Additional Notes.
 
(2)
Includes amortization of the discount arising from the bifurcation of the conversion option, amortization of the issuance costs allocated to the Convertible Notes and amortization of the premium associated with the Additional Notes.