Balance Sheet Components - Acquired Intangible Assets, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 10,100		$ 7,000
Accumulated Amortization	6,254		5,746
Net Book Value	3,846		1,254
Amortization of acquired intangible assets	500	$ 700
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	10,100		7,000
Accumulated Amortization	6,254		5,746
Net Book Value	$ 3,846		$ 1,254