Investments - Schedule of available-for-sale investments (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Estimated Fair Value		$ 0
Short-term investments
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 149,662
Unrealized Gain	5
Unrealized Losses	(66)
Estimated Fair Value	149,601
Long-term investments
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	54,756
Unrealized Gain	113
Unrealized Losses	(6)
Estimated Fair Value	54,863
U.S. treasury securities | Short-term investments
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	5,989
Unrealized Losses	0
Estimated Fair Value	5,989
U.S. agency bonds | Short-term investments
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	143,673
Unrealized Gain	5
Unrealized Losses	(66)
Estimated Fair Value	143,612
U.S. agency bonds | Long-term investments
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	54,756
Unrealized Gain	113
Unrealized Losses	(6)
Estimated Fair Value	$ 54,863