Notes Payable (Tables)

6 Months Ended

Jun. 30, 2022

Table Text Blocks

Schedule of outstanding Convertible Note

	June 30, 2022		December 31, 2021
Liability component:
Principal:
2022 Convertible Notes	$	—	$	120,699
2024 Convertible Notes		200,000		200,000
2026 Convertible Notes		200,000		200,000
Less: unamortized debt discount		—		(61,641)
Less: unamortized debt issuance costs		(4,549)		(4,867)
Net carrying amount		395,451		454,191
Equity component:
2022 Convertible Notes		—		19,807
2024 Convertible Notes		—		41,152
2026 Convertible Notes		—		51,350
Total equity component	$	—	$	112,309

Schedule of interest expense related to Convertible Notes

The following table sets forth total interest expense recognized related to convertible senior notes during the three and six months ended June 30, 2022 and 2021 (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
Contractual interest expense	$	1,691	$	1,804	$	3,495	$	3,607
Amortization of debt issuance costs		516		412		1,053		811
Amortization of debt discount		—		5,516		—		10,940
Total interest expense	$	2,207	$	7,732	$	4,548	$	15,358

Schedule of future minimum payments details of debt

Future minimum payments under the convertible senior notes as of June 30, 2022, are as follows (in thousands):

2022(1)	$	2,250
2023		4,500
2024		203,750
2025		3,000
2026		201,500
Total future minimum payments under the convertible senior notes		415,000
Less: amounts representing interest		(15,000)
Less: unamortized debt issuance costs		(4,549)
Convertible senior notes balance	$	395,451

(1) For the six months ending December 31, 2022.