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Cash, cash equivalents, and short-term marketable securities (Tables)
 9 Months Ended
Sep. 30, 2024
Investments, Debt and Equity Securities [Abstract]  
Schedule of Restricted Cash
The following table summarizes the Company's cash, cash equivalents, and restricted cash as of September 30, 2024 and 2023.
Nine Months Ended
September 30, 2024		Nine Months Ended
September 30, 2023
(in thousands)Beginning
of period		End
of period		Beginning
of period		End
of period
Cash and cash equivalents$174,561 $78,868 $128,885 $186,283 
Restricted cash included in other assets, noncurrent478 478 478 478 
Total cash, cash equivalents and restricted cash per statement of cash flows$175,039 $79,346 $129,363 $186,761 
Schedule of Debt Securities, Available-for-Sale
The following tables summarize the Company's marketable securities held at September 30, 2024 and December 31, 2023.
September 30, 2024
(in thousands)Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Marketable securities
U.S. treasury securities$76,278 $26 $(1)$76,303 
December 31, 2023
(in thousands)Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Marketable securities
U.S. treasury securities$29,535 $13 $— $29,548 
U.S. government agency securities4,977 — (2)4,975 
Total$34,512 $13 $(2)$34,523