Quarterly report pursuant to Section 13 or 15(d)

Equity Instruments - Additional Information (Details)

v3.24.4
Equity Instruments - Additional Information (Details) - USD ($)
 1 Months Ended 9 Months Ended
Apr. 12, 2024
Apr. 10, 2024
Sep. 29, 2021
Feb. 28, 2023
Sep. 30, 2024
Sep. 30, 2023
Aug. 12, 2024
Aug. 11, 2024
Jul. 01, 2024
Jun. 10, 2024
Dec. 31, 2023
Dec. 02, 2020
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         5,504,118           1,455,574  
Exercise Price per Warrant (in dollars per share)   $ 12.25                    
Change in fair value         $ (31,910,000) $ 138,000            
At-the-market offering, company may offer to sell, january 31, 2024 amendment         $ 75,000,000              
Common stock, shares authorized         500,000,000           500,000,000  
Common stock, shares issued         9,647,652           7,502,478  
Common stock, par value (in dollars per share)         $ 0.00001         $ 0.00001 $ 0.00001  
Preferred stock, shares issued         10,000,000              
Preferred stock, par value         $ 0.00001              
Common stock, shares outstanding         9,647,652           7,502,478  
Number of shares of common stock reserved for issuance (in shares)         6,464,931           2,591,418  
ATM Sales Agreement                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Value of shares sold, may offer and sell up to       $ 40,000,000                
Common stock, shares issued         0              
Number of shares of common stock reserved for issuance (in shares)         571,429              
2021 Equity Incentive Plan                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of shares of common stock reserved for issuance (in shares)         369,170              
2021 Employee Stock Purchase Plan                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of shares of common stock reserved for issuance (in shares)         73,748              
Securities Purchase Agreement                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Exercise Price per Warrant (in dollars per share)   $ 12.25                    
Class of Warrant or Right, Unissued   979,592                    
Proceeds from Issuance of Common Stock   $ 12,000,000                    
April 2024 Securities Purchase Agreement                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Exercise Price per Warrant (in dollars per share)   $ 12.25                    
Number of shares of common stock reserved for issuance (in shares)   979,592                    
Class of Warrant or Right, Unissued   979,592                    
Proceeds from Issuance of Common Stock $ 12,000,000                      
Placement Agency Agreement                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Placement Agency Agreement, Cash Fee of Aggregate Purchase Price   7.00%                    
Placement agency agreement, certain expenses, reimbursed amount   $ 150,000                    
Placement Agency Agreement, Percent, Purchase Number of Shares of Common Stock Sold in Offering   5.00%                    
Placement Agency Agreement, Shares, Purchase Number of Shares of Common Stock Sold in Offering   48,980                    
Placement Agent Warrants, Exercise Price   $ 13.475                    
Placement Agent Warrants, Percent, Offering Price Per Share   110.00%                    
July 2024 Private Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Exercise Price per Warrant (in dollars per share)                 $ 3      
Warrants term                 5 years      
Class of Warrant or Right, Unissued                 1,650,000      
Eligible Velo3D Equityholders                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Earnout period         5 years              
Eligible Velo3D Equityholders | JAWS Spitfire                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of shares that the holders may receive (in shares)     292,744                  
Eligible Velo3D Equityholders | Maximum | JAWS Spitfire                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of shares that the holders may receive (in shares)     585,488                  
Common stock warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         5,504,118           1,455,574  
Private Placement Warrants [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Exercise Price per Warrant (in dollars per share)                       $ 402.50
Warrant liabilities                     $ 127,000  
Public Warrants [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         246,429           246,428  
Exercise Price per Warrant (in dollars per share)         $ 402.50           $ 402.50  
Warrant liabilities                     $ 258,000  
2022 Private Placement Warrants [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         2,000           2,000  
Exercise Price per Warrant (in dollars per share)         $ 89.6           $ 89.6 $ 89.6
Warrants term         9 years 9 months 25 days              
Warrant liabilities         $ 1,000           $ 23,000  
2022 Private Placement Warrants [Member] | Maximum                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Warrants term                     10 years 6 months 25 days  
2023 Private Warrant A [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         285,714           1,028,574  
Exercise Price per Warrant (in dollars per share)         $ 19.78           $ 19.78  
2023 Private Warrant B [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         51,429           51,429  
Exercise Price per Warrant (in dollars per share)         $ 21.75           $ 21.75  
2024 Private Warrants [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         627,117              
Exercise Price per Warrant (in dollars per share)         $ 15.946              
Class of Warrant or Right, Unissued         627,117              
BEPO Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         979,592              
Exercise Price per Warrant (in dollars per share)         $ 12.25              
Warrant liabilities         $ 20,000              
Class of Warrant or Right, Unissued         979,592              
BEPO Agent Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         48,980              
Exercise Price per Warrant (in dollars per share)         $ 13.475              
Warrant liabilities         $ 21,000              
Class of Warrant or Right, Unissued         48,980              
Common Stock Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Warrants term         0 years           2 years 9 months  
Warrant liabilities         $ 0              
Publicly traded price         $ 0              
Warrant Inducement Agreement [Member]                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)             742,857          
Exercise Price per Warrant (in dollars per share)             $ 2.28 $ 19.78        
August Inducement Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)         1,485,714              
Exercise Price per Warrant (in dollars per share)         $ 2.28              
Warrants term         4 years 10 months 13 days              
Warrant liabilities         $ 860,000              
New Warrants                        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]                        
Number of Warrants (in shares)             1,485,714          
Exercise Price per Warrant (in dollars per share)             $ 2.28