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Convertible Senior Notes (Tables) - Convertible senior notes

9 Months Ended

Sep. 30, 2024

Debt Instrument [Line Items]

Schedule of convertible notes outstanding

As of September 30, 2024, the outstanding balance of the 2029 Convertible Notes consisted of the following:

​

​	​	​
​	2029 Convertible Notes
Principal	$	241,500
Less: unamortized issuance costs	​	(4,589)
Net carrying amount	$	236,911

Schedule of future minimum payments

As of September 30, 2024, the future minimum payments on the 2029 Convertible Notes were as follows:

​

​	​	​	​
Years ended December 31,	​	2029 Convertible Notes
2024	​	$	—
2025	​	​	6,943
2026	​	​	6,943
2027	​	​	6,943
2028	​	​	6,943
Thereafter	​	​	244,972
Total minimum payments	​	$	272,744
Less: interest	​	​	(31,244)
Less: unamortized issuance costs	​	​	(4,589)
Convertible Notes carrying value	​	$	236,911

​

Schedule of total interest expense recognized related to the convertible notes

​

​	​	​	​	​	​	​	​	​	​	​	​
​	Three Months Ended September 30,					​	Nine Months Ended September 30,
​	2024		​	2023		​	2024		​	2023
Contractual interest expense	$	1,736	​	$	1,909	​	$	5,523	​	$	5,297
Amortization of debt issuance costs	​	261	​	​	302	​	​	847	​	​	863
Total interest expense	$	1,997	​	$	2,211	​	$	6,370	​	$	6,160

​

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