Marketable securities - Summary of marketable securities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Marketable securities, current:
Fair Value	$ 175,053	$ 173,934
Marketable securities, non-current:
Fair Value	46,786	48,563
Amortized Cost	222,283	222,447
Gross Unrealized Gains	5	109
Gross Unrealized Losses	(449)	(59)
Fair Value	221,839	222,497
Corporate debt securities
Marketable securities, current:
Amortized Cost	148,852	131,038
Gross Unrealized Gains	4	50
Gross Unrealized Losses	(292)	(37)
Fair Value	148,564	131,051
Marketable securities, non-current:
Amortized Cost	35,264	45,544
Gross Unrealized Gains	0	33
Gross Unrealized Losses	(81)	(14)
Fair Value	35,183	45,563
U.S. government debt securities
Marketable securities, current:
Amortized Cost	15,025	14,756
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(35)	(4)
Fair Value	14,990	14,752
Marketable securities, non-current:
Amortized Cost	7,627	2,002
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(28)	(1)
Fair Value	7,599	2,001
U.S. Treasury securities
Marketable securities, current:
Amortized Cost	11,502	28,107
Gross Unrealized Gains	1	26
Gross Unrealized Losses	(4)	(2)
Fair Value	11,499	28,131
Marketable securities, non-current:
Amortized Cost	4,013	1,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(9)	(1)
Fair Value	$ 4,004	$ 999

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