Fair Value Measurement - Schedule of Fair Value, Financial Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Assets
Debt securities, available-for-sale, fair value	$ 326,625
U.S. Treasury and government agency securities
Assets
Debt securities, available-for-sale, fair value	163,199
Corporate debt securities
Assets
Debt securities, available-for-sale, fair value	110,295
Commercial paper
Assets
Debt securities, available-for-sale, fair value	24,734
Fair Value, Recurring
Assets
Total	326,625	$ 389,400
Fair Value, Recurring \| U.S. Treasury and government agency securities
Assets
Debt securities, available-for-sale, fair value	163,199
Fair Value, Recurring \| Corporate debt securities
Assets
Debt securities, available-for-sale, fair value	110,295
Fair Value, Recurring \| Commercial paper
Assets
Debt securities, available-for-sale, fair value	24,734
Fair Value, Recurring \| U.S. Treasury securities
Assets
Debt securities, available-for-sale, fair value		171,885
Fair Value, Recurring \| Money Market fund
Assets
Money market fund, included in cash and cash equivalents, fair value	28,397	217,515
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring
Assets
Total	101,015	389,400
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring \| U.S. Treasury and government agency securities
Assets
Debt securities, available-for-sale, fair value	72,618
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring \| Corporate debt securities
Assets
Debt securities, available-for-sale, fair value	0
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring \| Commercial paper
Assets
Debt securities, available-for-sale, fair value	0
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring \| U.S. Treasury securities
Assets
Debt securities, available-for-sale, fair value		171,885
Quoted prices in active markets for identical assets (Level 1) \| Fair Value, Recurring \| Money Market fund
Assets
Money market fund, included in cash and cash equivalents, fair value	28,397	217,515
Significant other observable inputs (Level 2) \| Fair Value, Recurring
Assets
Total	225,610	0
Significant other observable inputs (Level 2) \| Fair Value, Recurring \| U.S. Treasury and government agency securities
Assets
Debt securities, available-for-sale, fair value	90,581
Significant other observable inputs (Level 2) \| Fair Value, Recurring \| Corporate debt securities
Assets
Debt securities, available-for-sale, fair value	110,295
Significant other observable inputs (Level 2) \| Fair Value, Recurring \| Commercial paper
Assets
Debt securities, available-for-sale, fair value	24,734
Significant other observable inputs (Level 2) \| Fair Value, Recurring \| U.S. Treasury securities
Assets
Debt securities, available-for-sale, fair value		0
Significant other observable inputs (Level 2) \| Fair Value, Recurring \| Money Market fund
Assets
Money market fund, included in cash and cash equivalents, fair value	0	0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring
Assets
Total	0	0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring \| U.S. Treasury and government agency securities
Assets
Debt securities, available-for-sale, fair value	0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring \| Corporate debt securities
Assets
Debt securities, available-for-sale, fair value	0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring \| Commercial paper
Assets
Debt securities, available-for-sale, fair value	0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring \| U.S. Treasury securities
Assets
Debt securities, available-for-sale, fair value		0
Significant unobservable inputs (Level 3) \| Fair Value, Recurring \| Money Market fund
Assets
Money market fund, included in cash and cash equivalents, fair value	$ 0	$ 0