Fair Value Measurements and Fair Value of Financial Instruments - Schedule of Financial Instruments Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets:
Investments, Fair Value	$ 150,597
Fair Value, Recurring
Assets:
Cash and cash equivalents, Amortized Cost	201,744	$ 68,986
Cash and cash equivalents, Gross Unrealized Losses	(3)	(1)
Cash and cash equivalents, Fair Value	201,741	68,985
Investments, Amortized Cost	151,427	204,342
Investments, Gross Unrealized Losses	(830)	(240)
Investments, Fair Value	150,597	204,102
Total assets measured at fair value, Amortized Cost	353,171	273,328
Total assets measured at fair value, Gross Unrealized Losses	833	241
Total assets measured at fair value, Fair Value	352,338	273,087
Fair Value, Recurring \| Cash \| Level 1
Assets:
Cash and cash equivalents, Amortized Cost	140,164	27,834
Cash and cash equivalents, Fair Value	140,164	27,834
Fair Value, Recurring \| Money Market Funds \| Level 1
Assets:
Cash and cash equivalents, Amortized Cost	23,104	17,555
Cash and cash equivalents, Fair Value	23,104	17,555
Fair Value, Recurring \| U.S. Treasury Securities \| Level 1
Assets:
Cash and cash equivalents, Amortized Cost	3,000
Cash and cash equivalents, Fair Value	3,000
Investments, Amortized Cost	45,191	45,290
Investments, Gross Unrealized Losses	(266)	(73)
Investments, Fair Value	44,925	45,217
Fair Value, Recurring \| Commercial Paper \| Level 2
Assets:
Cash and cash equivalents, Amortized Cost	35,476	23,597
Cash and cash equivalents, Gross Unrealized Losses	(3)	(1)
Cash and cash equivalents, Fair Value	35,473	23,596
Investments, Amortized Cost	42,940	61,941
Investments, Gross Unrealized Losses	(46)	(22)
Investments, Fair Value	42,894	61,919
Fair Value, Recurring \| U.S. Government Agency Securities \| Level 2
Assets:
Investments, Amortized Cost	24,677	24,714
Investments, Gross Unrealized Losses	(185)	(46)
Investments, Fair Value	24,492	24,668
Fair Value, Recurring \| Corporate Debt \| Level 2
Assets:
Investments, Amortized Cost	24,779	58,498
Investments, Gross Unrealized Losses	(271)	(74)
Investments, Fair Value	24,508	58,424
Fair Value, Recurring \| Asset-backed Securities \| Level 2
Assets:
Investments, Amortized Cost	13,840	13,899
Investments, Gross Unrealized Losses	(62)	(25)
Investments, Fair Value	$ 13,778	$ 13,874

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Cash and cash equivalents and investments.

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Cash and cash equivalents and investments gross unrealized loss before tax.

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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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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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