Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Assets
Marketable securities	$ 170,784
Money Market Funds [Member] \| Level 1
Assets
Cash equivalents	54,154
Fair Value, Recurring
Assets
Restricted cash	1,088	$ 1,088
Total assets measured at fair value	226,026	41,865
Liabilities
Credit line success fee derivative		500
Total liabilities measured at fair value		500
Fair Value, Recurring \| U.S. Treasury Securities
Assets
Marketable securities	139,453
Fair Value, Recurring \| U.S. Government Agency Securities
Assets
Marketable securities	23,476
Fair Value, Recurring \| Commercial Paper
Assets
Marketable securities	5,876
Fair Value, Recurring \| Corporate debt securities
Assets
Marketable securities	1,979
Fair Value, Recurring \| Level 1
Assets
Restricted cash	1,088	1,088
Total assets measured at fair value	55,242	41,865
Fair Value, Recurring \| Level 2
Assets
Total assets measured at fair value	170,784
Fair Value, Recurring \| Level 2 \| U.S. Treasury Securities
Assets
Marketable securities	139,453
Fair Value, Recurring \| Level 2 \| U.S. Government Agency Securities
Assets
Marketable securities	23,476
Fair Value, Recurring \| Level 2 \| Commercial Paper
Assets
Marketable securities	5,876
Fair Value, Recurring \| Level 2 \| Corporate debt securities
Assets
Marketable securities	1,979
Fair Value, Recurring \| Level 3
Liabilities
Credit line success fee derivative		500
Total liabilities measured at fair value		500
Fair Value, Recurring \| Money Market Funds [Member]
Assets
Cash equivalents	$ 54,154	40,777
Fair Value, Recurring \| Money Market Funds [Member] \| Level 1
Assets
Cash equivalents		$ 40,777