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Convertible Senior Notes (Tables) - Convertible senior notes

3 Months Ended

Mar. 31, 2023

Debt Instrument [Line Items]

Schedule of convertible notes outstanding

​

​	​	​	​	​	​	​	​	​
​	2026 Convertible Notes		​	2029 Convertible Notes		​	Total Convertible Notes
Principal	$	26,350	​	$	241,500	​	$	267,850
Less: unamortized issuance costs	​	(484)	​	​	(6,144)	​	​	(6,628)
Net carrying amount	$	25,866	​	$	235,356	​	$	261,222

​

Schedule of total interest expense recognized related to the convertible notes

​

​	​	​	​	​	​
​	Three Months Ended March 31,
​	2023		​	2022
Contractual interest expense	$	1,479	​	$	943
Amortization of debt issuance costs	​	263	​	​	223
Total interest expense	$	1,742	​	$	1,166

​

Schedule of future minimum payments

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​	​	​	​	​	​	​	​	​
Years ended December 31,	2026 Convertible Notes		​	2029 Convertible Notes		​	Total Convertible Notes
2023	$	346	​	$	3,568	​	$	3,914
2024	​	692	​	​	6,943	​	​	7,635
2025	​	692	​	​	6,943	​	​	7,635
2026	​	26,696	​	​	6,943	​	​	33,639
2027	​	—	​	​	6,943	​	​	6,943
Thereafter	​	—	​	​	251,915	​	​	251,915
Total minimum payments	$	28,426	​	$	283,255	​	$	311,681
Less: interest	​	(2,076)	​	​	(41,755)	​	​	(43,831)
Less: unamortized issuance costs	​	(484)	​	​	(6,144)	​	​	(6,628)
Convertible Notes carrying value	$	25,866	​	$	235,356	​	$	261,222

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- Definition

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

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
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