Balance Sheet Details - Schedule of Short-Term Marketable Securities (Details) $ in Thousands	Sep. 30, 2020 USD ($)
Investment Holdings [Line Items]
Amortized Cost	$ 36,761
Gross Unrealized Gain	5
Gross Unrealized Loss	(5)
Marketable securities, available for sale	36,761
Corporate Debt
Investment Holdings [Line Items]
Amortized Cost	7,913
Gross Unrealized Gain	1
Gross Unrealized Loss	(5)
Marketable securities, available for sale	7,909
Municipal Securities
Investment Holdings [Line Items]
Amortized Cost	6,797
Gross Unrealized Gain	1
Marketable securities, available for sale	6,798
U.S. Government Debt Securities
Investment Holdings [Line Items]
Amortized Cost	22,051
Gross Unrealized Gain	3
Marketable securities, available for sale	$ 22,054

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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