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Convertible Note (Tables)
6 Months Ended
Jun. 30, 2021
Debt Disclosure [Abstract]  
Summary of the Convertible Notes
The net carrying amount of the liability and equity components of the Notes as of June 30, 2021 and December 31, 2020 are as follows:
June 30,
2021
December 31,
2020
UnauditedAudited
Liability component, net:
Principal amount$575,000 $575,000 
Unamortized discount — (132,797)
Unamortized issuance costs (14,438)(12,298)
Net carrying amount of liability component (1)$560,562 $429,905 
Equity component, net:
Conversion feature$— $136,402 
Issuance costs
— (3,928)
Net carrying amount of equity component$— $132,474 
(1) An effective interest rate determines the fair value of the Notes, therefore they are categorized as Level 3 in accordance with ASC 820, "Fair Value Measurements and Disclosures." The estimated fair value of the Net carrying amount of liability component of the Notes as of June 30, 2021 and December 31, 2020 were $495,271 and $450,437, respectively.
Finance expense related to the Notes was as follows:
Three months ended June 30,Six months ended June 30,Year ended December 31,
2020
2021202020212020
UnauditedUnauditedAudited
Amortization of debt discount
$— $— $— $— $3,605 
Amortization of debt issuance costs
976 — 1,685 — 333 
Total finance expense recognized
$976 $— $1,685 $— $3,938