Registration statement under Securities Act of 1933

Description of Business and Basis of Presentation (Details Narrative)

v3.25.4
Description of Business and Basis of Presentation (Details Narrative) - USD ($)
12 Months Ended
Jul. 18, 2025
Jun. 27, 2025
Dec. 24, 2024
Jun. 10, 2024
Apr. 15, 2024
Apr. 10, 2024
Apr. 01, 2024
Dec. 31, 2024
Dec. 31, 2023
Apr. 07, 2025
Feb. 10, 2025
Jan. 07, 2025
Sep. 30, 2024
Jul. 01, 2024
Dec. 29, 2023
Sep. 29, 2021
Common stock par value, per share       $ 0.00001       $ 0.00001 $ 0.00001              
Stockholders equity, reverse stock split       1-for-5 to 1-for-50, with the exact ratio to be set within that range by the Company’s board of directors (the “Board”). As a result of the Reverse Stock Split, every 35 shares of the Company’s common stock were automatically reclassified and converted into one issued and outstanding share of common stock. No fractional shares were issued in connection with the Reverse Stock Split. Any fractional shares resulting from the Reverse Stock Split were rounded up to the nearest whole share. The par value of the Company’s common stock was not adjusted as a result of the Reverse Stock Split. All of the Company’s share numbers, per share amounts, and related stockholders’ equity (deficit) balances presented herein have been retroactively adjusted to reflect the Reverse Stock Split. In addition, the exercise prices, conversion rates and other terms of the Company’s securities that adjusted pursuant to their terms as a result of the Reverse Stock Split have been presented after giving effect to such adjustments.   On June 27, 2025, the stockholders of the Company, approved an amendment to the Company’s Certificate of Incorporation, as amended, to effect a reverse stock split of the issued and outstanding shares of the Company’s common stock, par value $0.00001 per share, at a ratio ranging from 1-for-5 and 1-for-50, with the exact ratio to be set within that range by the Company’s Board. On July 18, 2025, the Board approved the reverse stock split at a ratio of 1-for-15 (the “2025 Reverse Stock Split”). On July 25, 2025, the Company filed a Certificate of Amendment to the Company’s Certificate of Incorporation, as amended, with the Secretary of State of the State of Delaware to effect the 2025 Reverse Stock Split, effective as of July 28, 2025.   As a result of the 2025 Reverse Stock Split, every 15 shares of the Company’s common stock were automatically reclassified and converted into one issued and outstanding share of common stock. No fractional shares were issued in connection with the 2025 Reverse Stock Split. Any fractional shares resulting from the 2025 Reverse Stock Split were rounded up to the nearest whole share. The par value of the Company’s common stock was not adjusted as a result of the 2025 Reverse Stock Split nor did it change the total number of the Company’s authorized shares of common stock. All of the Company’s share numbers, per share amounts, and related stockholders’ equity (deficit) balances presented herein have been retroactively adjusted to reflect the 2025 Reverse Stock Split. In addition, the exercise prices, conversion rates and other terms of the Company’s securities that adjusted pursuant to their terms as a result of the 2025 Reverse Stock Split have been presented after giving effect to such adjustments.                          
Accumulated deficit               $ 430,334,000 $ 357,037,000       $ 408,648,000      
Cash and cash equivalents on hand               1,200,000                
Repayment of secured debt               $ 17,000,000              
Warrants exercise price per share                             $ 16,429 $ 6,037.50
Common stock, shares issued               12,993,962 492,223              
BEPO Offering [Member]                                
Warrants to purchase shares of common stock           65,307                    
Warrants exercise price per share           $ 183.75                    
Shares issued           65,307                    
Gross proceeds from warrant exercise           $ 12,000,000                    
Second Note Amendment [Member]                                
Payment for debt             $ 5,000,000.0                  
Aggregate principal amount             $ 4,200,000                  
Repayment of debt         $ 5,500,000                      
Repayment of secured debt         $ 4,600,000                      
Warrants to purchase shares of common stock             41,808                  
Warrants exercise price per share             $ 239.22                  
Third Note Amendment [Member]                                
Securities purchase agreement, partial redemption payment                           $ 10,500,000    
Debt For Equity Exchange Member]                                
Common stock, shares issued     12,343,423                          
Cancellation of principal amount     $ 22,400,000                          
Debt instrument, accrued interest     400,000                          
Debt instrument, face amount     $ 5,000,000.0                          
Debt For Equity Exchange Member] | Arrayed Notes Acquisition Corp [Member]                                
Ownership, percentage     95.00%                          
Subsequent Event [Member]                                
Common stock par value, per share   $ 0.00001                            
Stockholders equity, reverse stock split 1-for-15 1-for-5 and 1-for-50, with the exact ratio to be set within that range by the Company’s Board. On July 18, 2025, the Board approved the reverse stock split at a ratio of 1-for-15 (the “2025 Reverse Stock Split”). On July 25, 2025, the Company filed a Certificate of Amendment to the Company’s Certificate of Incorporation, as amended, with the Secretary of State of the State of Delaware to effect the 2025 Reverse Stock Split, effective as of July 28, 2025.As a result of the 2025 Reverse Stock Split, every 15 shares of the Company’s common stock were automatically reclassified and converted into one issued and outstanding share of common stock                            
Subsequent Event [Member] | Senior Secured Convertible Promissory Note [Member]                                
Debt instrument, face amount                     $ 10,000,000 $ 5,000,000        
Note payable amount                   $ 5,750,000 $ 5,750,000          
Conversion price                     $ 15.00 $ 23.40        
Subsequent Event [Member] | Senior Secured Convertible Promissory Note [Member] | Share-Based Payment Arrangement, Tranche Two [Member]                                
Debt instrument, face amount                     $ 5,000,000          
Velo 3D [Member]                                
Exchange ratio shares               $ 0.8149