Commitments and Contingencies (Details) $ in Thousands				1 Months Ended	12 Months Ended
	Jan. 17, 2025 respondent	Aug. 19, 2024 USD ($)	Apr. 19, 2024 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2024 USD ($)	Aug. 25, 2023 entity director	Mar. 19, 2021 director entity
Loss Contingencies [Line Items]
Outstanding letters of credit					$ 1,400	$ 1,400
Insurance receivable					23,375	2,000
Subsequent Event | Settled Litigation
Loss Contingencies [Line Items]
Respondents dismissed | respondent	3
Nick v. Velodyne Lidar, Inc., et al.
Loss Contingencies [Line Items]
Number of directors filed against | director								2
Number of other entities filed against in lawsuits | entity								3
Moradpour v. Velodyne Lidar, Inc., et al.
Loss Contingencies [Line Items]
Settlement amount awarded to other party			$ 27,500
Estimated funds from insurance proceeds			$ 23,400
Settlement liability accrued					27,500
Insurance receivable					23,400
Settlement expense				$ 4,100	$ 4,100
Payments for legal settlements				$ 4,100
Decrease in insurance receivable		$ 23,400
Decrease liability		$ 23,400
Berger v. Graf Acquisition, LLC, et al.
Loss Contingencies [Line Items]
Number of directors filed against | director							6
Number of other entities filed against in lawsuits | entity							2
Third Party Contract Manufacturer
Loss Contingencies [Line Items]
Non-cancelable purchase commitments						12,500
Other Vendors
Loss Contingencies [Line Items]
Non-cancelable purchase commitments						$ 4,400