Marketable securities - Summary of marketable securities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Marketable securities, current:
Fair Value	$ 173,934	$ 189,405
Marketable securities, non-current
Fair Value	48,563	22,359
Amortized Cost	222,447	211,711
Gross Unrealized Gains	109	217
Gross Unrealized Losses	(59)	(164)
Fair Value	222,497	211,764
Corporate debt securities
Marketable securities, current:
Amortized Cost	131,038	164,469
Gross Unrealized Gains	50	189
Gross Unrealized Losses	(37)	(85)
Fair Value	131,051	164,573
Marketable securities, non-current
Amortized Cost	45,544	22,424
Gross Unrealized Gains	33	12
Gross Unrealized Losses	(14)	(78)
Fair Value	45,563	22,358
Fair Value	176,614	186,931
U.S. Treasury securities
Marketable securities, current:
Amortized Cost	28,107	18,291
Gross Unrealized Gains	26	12
Gross Unrealized Losses	(2)	(1)
Fair Value	28,131	18,302
Marketable securities, non-current
Amortized Cost	1,000
Gross Unrealized Gains	0
Gross Unrealized Losses	(1)
Fair Value	999
Fair Value	29,130	18,302
U.S. government debt securities
Marketable securities, current:
Amortized Cost	14,756	6,527
Gross Unrealized Gains	0	4
Gross Unrealized Losses	(4)	0
Fair Value	14,752	6,531
Marketable securities, non-current
Amortized Cost	2,002
Gross Unrealized Gains	0
Gross Unrealized Losses	(1)
Fair Value	2,001
Fair Value	$ 16,753	$ 6,531