XML 86 R67.htm IDEA: XBRL DOCUMENT v3.20.4
Convertible Senior Notes - Interest expenses incurred on Convertible notes payable (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
Convertible Senior Notes  
Coupon interest $ 2,108
Amortization of debt issuance costs 437
Total interest expense on Notes $ 2,545