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Convertible Senior Notes (Tables)

9 Months Ended

Sep. 30, 2022

Debt Instrument [Line Items]

Summary of convertible notes outstanding

​

​	​	​
Principal	$	143,750
Less: unamortized issuance costs	​	(3,106)
Net carrying amount	$	140,644

Schedule of total interest expense recognized related to the convertible notes

​

​	​	​	​	​	​	​	​	​	​	​	​
​	Three Months Ended September 30,					​	Nine Months Ended September 30,
​	2022		​	2021		​	2022		​	2021
Contractual interest expense	$	943	​	$	943	​	$	2,830	​	$	2,831
Amortization of debt issuance costs	​	228	​	​	228	​	​	678	​	​	673
Total interest expense	$	1,171	​	$	1,171	​	$	3,508	​	$	3,504

Convertible senior notes

Debt Instrument [Line Items]

Schedule of principal repayments of debt

​

​	​	​
Years ended December 31,	Future Minimum Payments
2022	$	—
2023	​	3,773
2024	​	3,773
2025	​	3,773
2026	​	145,638
Total minimum payments	$	156,957
Less: interest	​	(13,207)
Less: unamortized issuance costs	​	(3,106)
Convertible senior notes	$	140,644

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- Definition

Tabular disclosure of maturity and sinking fund requirement for long-term debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601

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