Marketable Securities - Summary of Debt Securities, Available For Sale (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 343,275	$ 161,922
Gross Unrealized Gains	1	17
Gross Unrealized Loss	(766)
Fair Value	342,510	161,939
U.S. Treasury Bills [Member] \| Marketable Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	287,699	131,927
Gross Unrealized Gains	1	12
Gross Unrealized Loss	(577)
Fair Value	287,123	131,939
U.S. Government Agency Bonds [Member] \| Marketable Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	55,576	29,995
Gross Unrealized Gains		5
Gross Unrealized Loss	(189)
Fair Value	$ 55,387	$ 30,000

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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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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