Marketable Debt and Equity Securities - Maturities (Details) $ in Thousands	Dec. 31, 2022 USD ($)
Amortized Cost
Mature in one year or less	$ 533,626
Mature within two years	3,831
Amortized Cost	537,457
Estimated Fair Value
Mature in one year or less	526,689
Mature within two years	3,826
Estimated Fair Value	$ 530,515

Amortized cost 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 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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