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

Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, Before Tax, With Accumulated Unrealized Loss

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Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, Before Tax, Without Accumulated Unrealized Loss

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Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, After Allowance For Credit Loss, With Accumulated Unrealized Loss

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Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, After Allowance For Credit Loss, Without Accumulated Unrealized Loss

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Debt Securities, Available-for-Sale, Excluding Accrued Interest, With Accumulated Unrealized Loss

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Debt Securities, Available-for-Sale, Excluding Accrued Interest, Without Accumulated Unrealized Loss

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amortized cost excluding accrued interest, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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