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Convertible Senior Notes, Net (Tables)
3 Months Ended
Mar. 31, 2021
2025 Convertible Senior Notes as Liability Component  
Schedule of Net Carrying Amount of Notes

The net carrying amount of the liability component of the 2025 Notes was as follows:

 

 

 

March 31,

2021

 

 

December 31,

2020

 

Principal

 

$

172,500

 

 

$

172,500

 

Unamortized debt discount

 

 

(17,074

)

 

 

(17,945

)

Unamortized debt issuance costs

 

 

(5,105

)

 

 

(5,367

)

Net carrying amount

 

$

150,321

 

 

$

149,188

 

2025 Convertible Senior Notes as as Equity Component  
Schedule of Net Carrying Amount of Notes

The net carrying amount of the equity component of the 2025 Notes was as follows:

 

 

 

March 31,

2021

 

Proceeds allocated to the conversion options (debt discount)

 

$

19,787

 

Issuance costs

 

 

(767

)

Net carrying amount

 

$

19,020

 

2025 Convertible Senior Notes  
Amounts Recorded in Interest Expense Related to Notes

The following table sets forth the amounts recorded in interest expense related to the 2025 Notes:

 

 

 

Three Months Ended March 31, 2021

 

Contractual interest expense

 

$

1,294

 

Amortization of debt discount

 

 

871

 

Amortization of debt issuance costs

 

 

263

 

Total interest and amortization expense

 

$

2,428

 

Schedule of Future Minimum Payments Under Notes

Future minimum payments under the 2025 Notes as of March 31, 2021, are as follows:

 

Fiscal Year

 

Amount

 

Remainder of 2021

 

$

5,175

 

2022

 

 

5,175

 

2023

 

 

5,175

 

2024

 

 

5,175

 

2025

 

 

175,088

 

Total future payments

 

 

195,788

 

Less amounts representing interest

 

 

(23,288

)

Total principal amount

 

$

172,500

 

2028 Convertible Senior Notes as Liability Component  
Schedule of Net Carrying Amount of Notes

The net carrying amount of the liability component of the 2028 Notes was as follows:

 

 

 

March 31,

2021

 

Principal

 

$

287,500

 

Unamortized debt discount

 

 

(95,522

)

Unamortized debt issuance costs

 

 

(6,188

)

Net carrying amount

 

$

185,790

 

2028 Convertible Senior Notes as as Equity Component  
Schedule of Net Carrying Amount of Notes

The net carrying amount of the equity component of the 2028 Notes was as follows:

 

 

 

March 31,

2021

 

Proceeds allocated to the conversion options (debt discount)

 

$

96,162

 

Issuance costs

 

 

(3,131

)

Net carrying amount

 

$

93,031

 

2028 Convertible Senior Notes  
Amounts Recorded in Interest Expense Related to Notes

The following table sets forth the amounts recorded in interest expense related to the 2028 Notes from the date of issuance through March 31, 2021:

 

 

 

 

Three Months

Ended March 31,

2021

 

Contractual interest expense

 

$

176

 

Amortization of debt discount

 

 

640

 

Amortization of debt issuance costs

 

 

41

 

Total interest and amortization expense

 

$

857

 

Schedule of Future Minimum Payments Under Notes

Future minimum payments under the 2028 Notes as of March 31, 2021, are as follows:

 

Fiscal Year

 

Amount

 

Remainder of 2021

 

$

1,382

 

2022

 

 

2,875

 

2023

 

 

2,875

 

2024

 

 

2,875

 

2025

 

 

2,875

 

2026

 

 

2,875

 

2027

 

 

2,875

 

2028

 

 

288,937

 

Total future payments

 

 

307,569

 

Less amounts representing interest

 

 

(20,069

)

Total principal amount

 

$

287,500