Fair Value Measurements - Recurring Fair Value Measurements (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Assets
Short-term investments	$ 432,354	$ 440,858
Accrued expenses and other current liabilities
Contingent consideration liability	53,067	0
Fair Value, Measurements, Recurring
Assets
Total assets	899,973	903,317
Accrued expenses and other current liabilities
Contingent consideration liability	53,067
Total liabilities	53,067
Level 1 \| Fair Value, Measurements, Recurring
Assets
Total assets	698,241	840,461
Accrued expenses and other current liabilities
Contingent consideration liability	0
Total liabilities	0
Level 2 \| Fair Value, Measurements, Recurring
Assets
Total assets	201,732	62,856
Accrued expenses and other current liabilities
Contingent consideration liability	0
Total liabilities	0
Level 3 \| Fair Value, Measurements, Recurring
Assets
Total assets	0	0
Accrued expenses and other current liabilities
Contingent consideration liability	53,067
Total liabilities	53,067
Money market funds \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	447,636	462,459
Money market funds \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	447,636	462,459
Money market funds \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	0	0
Money market funds \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	0	0
Commercial paper \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	19,983
Short-term investments	28,263	28,815
Commercial paper \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	0
Short-term investments	0	0
Commercial paper \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	19,983
Short-term investments	28,263	28,815
Commercial paper \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Cash equivalents	0
Short-term investments	0	0
U.S. government securities \| Fair Value, Measurements, Recurring
Assets
Short-term investments	250,605	378,002
U.S. government securities \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	250,605	378,002
U.S. government securities \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0	0
U.S. government securities \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0	0
U.S. agency securities \| Fair Value, Measurements, Recurring
Assets
Short-term investments	68,342	29,059
U.S. agency securities \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0	0
U.S. agency securities \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	68,342	29,059
U.S. agency securities \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Short-term investments		0
Asset-backed securities \| Fair Value, Measurements, Recurring
Assets
Short-term investments	11,666
Asset-backed securities \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0
Asset-backed securities \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	11,666
Asset-backed securities \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0
Corporate debt securities \| Fair Value, Measurements, Recurring
Assets
Short-term investments	10,985	4,982
Corporate debt securities \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0	0
Corporate debt securities \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	10,985	4,982
Corporate debt securities \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0	$ 0
Certificate of deposits \| Fair Value, Measurements, Recurring
Assets
Short-term investments	62,493
Certificate of deposits \| Level 1 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	0
Certificate of deposits \| Level 2 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	62,493
Certificate of deposits \| Level 3 \| Fair Value, Measurements, Recurring
Assets
Short-term investments	$ 0

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount 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 of liability recognized arising from contingent consideration in a business combination.

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Amount of 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. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Fair value of financial and nonfinancial obligations.

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