Fair Value Measurement - Schedule of Debt Securities, Fair Value of U.S. Treasury Securities and Money Market Fund (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Money market fund, included in cash and cash equivalents, amortized cost	$ 44,242	$ 383,221
U.S. Treasury securities, amortized cost	378,250
Investments above with no unrealized loss, amortized cost	107,842
Investments above with unrealized loss, amortized cost	270,408
U.S. Treasury securities, gross unrealized gains	212
Investments above with no unrealized loss, gross unrealized gains	212
U.S. Treasury securities, gross unrealized losses	(210)
Investments above with unrealized loss, gross unrealized losses	(210)
Debt securities, available-for-sale, fair value	378,252
Investments above with no unrealized loss, fair value	108,054
Investments above with unrealized loss, fair value	270,198
Money Market fund
Debt Securities, Available-for-Sale [Line Items]
Money market fund, included in cash and cash equivalents, amortized cost	18,364
Money market fund, included in cash and cash equivalents, fair value	18,364
U.S. Treasury and government agency securities
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	210,672
U.S. Treasury securities, gross unrealized gains	32
U.S. Treasury securities, gross unrealized losses	(168)
Debt securities, available-for-sale, fair value	210,536
U.S. Treasury and government agency securities \| Short-term investments
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	144,962
U.S. Treasury securities, gross unrealized gains	0
U.S. Treasury securities, gross unrealized losses	(98)
Debt securities, available-for-sale, fair value	144,864
U.S. Treasury and government agency securities \| Long-term investments
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	65,710
U.S. Treasury securities, gross unrealized gains	32
U.S. Treasury securities, gross unrealized losses	(70)
Debt securities, available-for-sale, fair value	65,672
Corporate debt securities, included in:
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	109,825
U.S. Treasury securities, gross unrealized gains	180
U.S. Treasury securities, gross unrealized losses	(31)
Debt securities, available-for-sale, fair value	109,974
Corporate debt securities, included in: \| Short-term investments
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	22,228
U.S. Treasury securities, gross unrealized gains	17
U.S. Treasury securities, gross unrealized losses	(5)
Debt securities, available-for-sale, fair value	22,240
Corporate debt securities, included in: \| Long-term investments
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	87,597
U.S. Treasury securities, gross unrealized gains	163
U.S. Treasury securities, gross unrealized losses	(26)
Debt securities, available-for-sale, fair value	87,734
Commercial paper, included in:
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	39,389
U.S. Treasury securities, gross unrealized gains	0
U.S. Treasury securities, gross unrealized losses	(11)
Debt securities, available-for-sale, fair value	39,378
Commercial paper, included in: \| Short-term investments
Debt Securities, Available-for-Sale [Line Items]
U.S. Treasury securities, amortized cost	39,389
U.S. Treasury securities, gross unrealized gains	0
U.S. Treasury securities, gross unrealized losses	(11)
Debt securities, available-for-sale, fair value	$ 39,378

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