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Convertible Senior Notes (Tables)
12 Months Ended
Dec. 31, 2020
Convertible Senior Notes  
Schedule of components of notes payable

Senior Notes payable consisted of the following at December 31, 2020 (in thousands):

    

December 31, 2020

Principal amount of Senior Notes

$

115,000

Unamortized debt issuance costs

 

(3,656)

Net carrying value of Senior Notes payable

$

111,344

Schedule of interest expenses incurred in connection with the Notes

Interest expense incurred in connection with the Notes consisted of the following for the year ended December 31, 2020 (in thousands):

    

Year Ended

December 31, 2020

Coupon interest

$

2,108

Amortization of debt issuance costs

437

Total interest expense on Senior Notes

$

2,545