Subsequent Events (Details) $ / shares in Units, $ in Thousands	Nov. 01, 2022 USD ($)	Oct. 17, 2022 USD ($)	Apr. 29, 2022	Nov. 05, 2022	Nov. 04, 2022 USD ($) $ / shares shares	Sep. 30, 2022 $ / shares	Dec. 31, 2021 $ / shares	Mar. 11, 2021 $ / shares	Dec. 21, 2020 $ / shares
Subsequent Event [Line Items]
Common stock, par value (in dollars per share)						$ 0.0001	$ 0.0001	$ 0.0001	$ 0.0001
Preferred stock, par value (in dollars per share)						$ 0.0001
Subsequent Event
Subsequent Event [Line Items]
Number of fractional shares issued (in shares) | shares					0
Subsequent Event | Velodyne Common Stockholders
Subsequent Event [Line Items]
Ownership percentage of common stock after transaction				50.00%
Subsequent Event | Pre-merger Common Stockholders
Subsequent Event [Line Items]
Ownership percentage of common stock after transaction				50.00%
Subsequent Event | Velodyne
Subsequent Event [Line Items]
Common stock, par value (in dollars per share)					$ 0.0001
Business combination, exchange ratio					0.8204
Preferred stock, par value (in dollars per share)					$ 0.0001
Preferred stock cancelled, consideration | $					$ 0
Hercules Loan and Security Agreement | Term Loan
Subsequent Event [Line Items]
Covenant terms, revenue threshold, period			12 months
Hercules Loan and Security Agreement | Term Loan | Subsequent Event
Subsequent Event [Line Items]
Proceeds from lines of credit | $		$ 20,000
Covenant terms, revenue threshold, period	12 months
Covenant terms, cash in deposit accounts, minimum amount | $	$ 60,000