Quarterly report pursuant to Section 13 or 15(d)

Equity Instruments - Contingent Earnout Liabilities, Narrative (Details)

v3.21.2
Equity Instruments - Contingent Earnout Liabilities, Narrative (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 29, 2021
USD ($)
leased_asset
tranche
$ / shares
shares
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
shares
Sep. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Class of Stock [Line Items]            
Gain on fair value of contingent earnout liabilities   $ 2,014 $ 0 $ 2,014 $ 0  
Contingent earnout liabilities   $ 118,749   $ 118,749   $ 0
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 | shares 10,879,074          
Eligible Velo3D Equityholders | JAWS Spitfire | Maximum            
Class of Stock [Line Items]            
Number of shares that the holders may receive | shares 21,758,148     21,758,148    
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