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Marketable Securities - Marketable Securities in an Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Marketable Securities [Line Items]
Fair Value	$ 262,452	$ 198,358
Gross Unrealized Loss	(2,359)	(517)
U.S. Treasury securities
Marketable Securities [Line Items]
Fair Value	205,927	143,590
Gross Unrealized Loss	(1,942)	(404)
Certificates of deposit
Marketable Securities [Line Items]
Fair Value	15,139	6,490
Gross Unrealized Loss	(74)	(5)
Corporate debt securities
Marketable Securities [Line Items]
Fair Value	27,539	36,327
Gross Unrealized Loss	(262)	(95)
Commercial paper
Marketable Securities [Line Items]
Fair Value	13,444	6,984
Gross Unrealized Loss	(80)	(6)
Asset-backed securities
Marketable Securities [Line Items]
Fair Value	403	4,967
Gross Unrealized Loss	$ (1)	$ (7)

X

- Definition

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).

+ References

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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