Velo3D, Inc. Annual report pursuant to Section 13 and 15(d)

Equity Instruments - Contingent Earnout Liabilities, Narrative (Details)

Equity Instruments - Contingent Earnout Liabilities, Narrative (Details) $ / shares in Units, $ in Thousands		12 Months Ended
	Sep. 29, 2021 USD ($) tranche leased_asset $ / shares shares	Dec. 31, 2022 shares	Dec. 31, 2022	Dec. 31, 2022 alternative_energy_credit	Dec. 31, 2021
Class of Stock [Line Items]
Expected Term (years)		3 years 9 months			4 years 9 months
Measurement Input, Public Warrant Volatility
Class of Stock [Line Items]
Business combination, measurement input			0.50	0.50
Measurement Input, Trading Volatility
Class of Stock [Line Items]
Business combination, measurement input			0.50
JAWS Spitfire
Class of Stock [Line Items]
Fair value of total earnout shares \| $	$ 120,800
Eligible Velo3D Equityholders
Class of Stock [Line Items]
Earnout period	5 years
Number of tranches \| tranche	2
Eligible Velo3D Equityholders \| JAWS Spitfire
Class of Stock [Line Items]
Number of shares that the holders may receive (in shares) \| shares	10,879,074
Eligible Velo3D Equityholders \| JAWS Spitfire \| Maximum
Class of Stock [Line Items]
Number of shares that the holders may receive (in shares) \| shares	21,758,148	21,758,149
Eligible Velo3D Equityholders \| Contingent Earnout Liability, Scenario One
Class of Stock [Line Items]
Percentage of common stock outstanding	5.00%
Share price trigger (in usd per share) \| $ / shares	$ 12.50
Threshold trading days \| leased_asset	20
Threshold consecutive trading days	30 days
Eligible Velo3D Equityholders \| Contingent Earnout Liability, Scenario Two
Class of Stock [Line Items]
Percentage of common stock outstanding	5.00%
Share price trigger (in usd per share) \| $ / shares	$ 15.00
Threshold trading days \| leased_asset	20
Threshold consecutive trading days	30 days