Balance Sheet Details - Schedule of Short-Term Investments (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Schedule Of Available For Sale Securities [Line Items]
Amortized Costs	$ 88,483	$ 119,656
Gross Unrealized Gains	5	8
Gross Unrealized Losses	(3)	(7)
Estimated Fair Value	$ 88,485	119,657
Long Term Investments
Schedule Of Available For Sale Securities [Line Items]
Amortized Costs		12,198
Gross Unrealized Gains		1
Gross Unrealized Losses		0
Estimated Fair Value		$ 12,199
Commercial Paper
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year or less	1 year or less
Amortized Costs	$ 78,456	$ 94,873
Gross Unrealized Gains	5	5
Gross Unrealized Losses	(3)	(6)
Estimated Fair Value	$ 78,458	$ 94,872
U.S. Treasury Securities
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year or less	1 year or less
Amortized Costs	$ 5,025	$ 11,614
Gross Unrealized Gains	0	2
Gross Unrealized Losses	0	(1)
Estimated Fair Value	$ 5,025	$ 11,615
U.S. Treasury Securities \| Long Term Investments
Schedule Of Available For Sale Securities [Line Items]
Maturity		After 1 year through 5 years
Amortized Costs		$ 5,126
Gross Unrealized Gains		0
Gross Unrealized Losses		0
Estimated Fair Value		$ 5,126
U.S. Government Agency Debt Securities
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year or less	1 year or less
Amortized Costs	$ 5,002	$ 13,169
Gross Unrealized Gains	0	1
Gross Unrealized Losses	0	0
Estimated Fair Value	$ 5,002	$ 13,170
U.S. Government Agency Debt Securities \| Long Term Investments
Schedule Of Available For Sale Securities [Line Items]
Maturity		After 1 year through 5 years
Amortized Costs		$ 7,072
Gross Unrealized Gains		1
Gross Unrealized Losses		0
Estimated Fair Value		$ 7,073

Investment maturity period.

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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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