Balance Sheet Components - Acquired Intangible Assets, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	$ 6,730	$ 6,730
Less: accumulated amortization	(6,730)	(6,730)
Acquired intangible assets, net	0	0
Developed technology
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	5,050	5,050
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	1,270	1,270
Backlog and tradename
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	$ 410	$ 410