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Subsequent Event Subsequent Event [Member] February Note Second Tranche [Member] February note second tranche member. February Note 2nd Tranche Long-Term Debt, Maturity, Remainder of Fiscal Year Remainder of 2026 Legacy Velo3D Legacy Velo3D [Member] Legacy Velo3D. Other Assets, Noncurrent Other assets Other assets Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Secured Notes, Cash Payments to Note Holders Secured Notes, Cash Payments to Note Holders Secured Notes, Cash Payments to Note Holders Antidilutive Securities [Axis] Antidilutive Securities [Axis] 2021 Stock Option Plan 2021 Stock Option Plan [Member] 2021 Stock Option Plan Liability of Warrants on Common Stock Carried at Fair Value Liability of Warrants on Common Stock Carried at Fair Value [Text Block] Liability of Warrants on Common Stock Carried at Fair Value Interest expense, debt Interest Expense, Debt Interest Expense, Debt, Total Debt Instrument, Unamortized Discount Debt Instrument, Unamortized Discount Debt Instrument, Unamortized Discount, Total Less: Amount of debt discount to be amortized subsequent to June 30, 2026 AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Member] Customer [Domain] Customer [Domain] Lessee, Lease, Liability, To Be Paid Lessee, Lease, Liability, To Be Paid Total lease payments Issuance of Common Stock in Connection With Warrant Cancellation Issuance of common stock in connection with warrant cancellation. Issuance of common stock in connection with warrant cancellation Second Secured Notes Second Secured Notes Second Secured Notes [Member] Sales with Variable Considerations Sales with Variable Considerations Sales with Variable Considerations Secured Notes, Accreting Discounts, Amortized to Interest Expense Secured Notes, Accreting Discounts, Amortized to Interest Expenses Secured notes, accreting discounts, amortized to interest expenses. Lessee, Operating Lease, Option to Extend Lessee, operating lease, option to extend Third Secured Notes Third Secured Notes [Member] Third secured notes. Debt Instrument, Maturity Date Maturity date Minimum [Member] Minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Granted Contingent Consideration, Liability, Earnout Period, Number Of Tranches Contingent Consideration, Liability, Earnout Period, Number Of Tranches Number of tranches Financial Instrument [Axis] Financial Instrument [Axis] Assets, Current [Abstract] Current assets: Warrant To Purchase Common Stock Warrant To Purchase Common Stock [Member] Common stock warrants Placement Agency Agreement, Shares, Purchase Number of Shares of Common Stock Sold in Offering Placement Agency Agreement, Shares, Purchase Number of Shares of Common Stock Sold in Offering Placement Agency Agreement, Shares, Purchase Number of Shares of Common Stock Sold in Offering Fair Value, Inputs, Level 3 [Member] Level 3 Liabilities, Fair Value Disclosure [Abstract] Liabilities Customer 1 Customer 1 [Member] Customer 1 Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Liabilities, Current [Abstract] Current liabilities: Lease Termination Costs Lease termination costs. Lease termination costs Securities Purchase Agreement, Principal Amount Repaid Securities Purchase Agreement, Principal Amount Repaid Securities Purchase Agreement, Principal Amount Repaid Class of Warrant or Right, Unissued Class of Warrant or Right, Unissued Class of warrant or right, unissued 2021 Employee Stock Purchase Plan 2021 Employee Stock Purchase Plan [Member] 2021 Employee Stock Purchase Plan Schedule Of Contingent Earnout Liabilities Schedule Of Contingent Earnout Liabilities [Table Text Block] Schedule Of Contingent Earnout Liabilities Shares, Outstanding Balance, shares Balance, shares Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Breakdown of Available-for-sale, Unrealized Loss Position, Fair Value Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Total Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Accounts Receivable, Net Lessee, Operating Lease, Renewal Term Lease, renewal term Commitments and Contingencies Commitments and contingencies (Note 13) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Balance as of beginning of period (in dollars per share) Balance Balance Other Locations Other Locations [Member] Other Accounts Receivable, Credit Loss Expense (Reversal) Provision for credit losses General and administrative General and Administrative Expense [Member] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Change Due to Exchange Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability, change due to exchange. Change due to exchange/conversion Operating Lease, Liability Total operating lease liabilities landlord to secure the agreement Inventory, Work in Process, Net of Reserves Work-in-progress BEPO Agent Warrants [Member] 2024 Private Warrant B [Member] A 2024 Private Warrant B [Member] A 2024 Private Warrant B. Securities purchase agreement, partial redemption payment Securities Purchase Agreement , Partial Redemption Payment Securities purchase agreement , partial redemption payment. Reverse Stock Split Stockholders' Equity, Reverse Stock Split Accounts Receivable, before Allowance for Credit Loss, Current Trade receivables Effect of Change in Accounting Estimate, Type [Domain] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value [Abstract] Aggregate Intrinsic Value Cost Of 3D Printer And Parts [Member] Cost of 3D printer and parts. Cost of 3D Printer and parts 2024 Private Warrants [Member] 2024 Private Warrants [Member] A 2024 Private Placement Warrants [Member] 2024 private placement warrants. Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Thieneman Construction Bridge Loan [Member] Thieneman construction bridge loan. Thieneman Construction Bridge Loan Long-Term Debt, Maturity, Year Two 2028 Gross proceeds Proceeds from Other Equity Lessee Operating Lease Liability Payments Due After Year Four Lessee operating lease liability payments due after year four. Thereafter Finance Lease, Liability, Current Less current portion Current (Accrued expenses and other current liabilities) Operating Expense [Member] Stock-based compensation recorded in operating expense Lessee, Lease, Description [Table] Finance Lease, Weighted Average Discount Rate, Percent Weighted - average discount rate - financing leases Measurement Input, Expected Volatility Measurement Input, Expected Volatility [Member] Expected volatility Expected volatility Long-Term Debt, Current Maturities Long-Term Debt, Current Maturities Debt – current portion Finance Lease, Right-of-Use Asset, Accumulated Amortization Equipment leased to customers, accumulated depreciation Lease Contractual Term [Domain] Issuance of common stock in connection with warrant cancellation, shares Stock Issued During Period Shares Issuance Of Common Stock In Connection With Warrant Cancellation Stock issued during period, shares, issuance of common stock in connection with warrant cancellation. Lessee Operating Lease Production and Manufacturing Facility Square Foot Lessee operating lease production and manufacturing facility square foot. Production and manufacturing facility in livermore Equipment Available For Lease [Member] Equipment available for lease. 2024 Private Warrants A 2024 Private Warrants [Member] A 2024 Private Warrants [Member] Customer liability measurement input Fair Value of Customer Liability Measurement Input fair value of customer liability measurement input. Long-Term Debt, Type [Domain] Long-term Debt, Type [Domain] Basic weighted average shares outstanding Shares used in computing net loss per share basic Weighted Average Number of Shares Outstanding, Basic, Total Shares used in computing net loss per share basic Earnout Share Units Earnout Share Units [Member] Earnout shares–employees Revenue from External Customers by Geographic Areas [Table Text Block] Revenue by Geographic Area Document Information [Line Items] Document Information [Line Items] Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year Remainder of 2025 Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Fair value of private placement Proceeds from Issuance of Private Placement Subsequent Events [Text Block] Subsequent Events Inventory, Raw Materials, Net of Reserves Raw materials RDO Warrants [Member] RDO warrants. Long-Term Debt Long-Term Debt Debt as of June 30, 2026 Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Highbridge Holders and Anson Holders Highbridge Holders and Anson Holders [Member] Highbridge Holders and Anson Holders Stockholders' equity Equity, Attributable to Parent Total stockholders’ equity Balance Balance Preferred Stock, Par or Stated Value Per Share Preferred stock, par value Basis of Accounting, Policy [Policy Text Block] Basis of Presentation Statement of Stockholders' Equity [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] December Two Thousand Twenty Three Registered Warrants [Member] December two thousand twenty three registered warrants. December 2023 Registered Warrants Equity Method Investment [Table] Leasehold Improvements [Member] Leasehold improvements Selling and Marketing Expense [Member] Selling and marketing Fair Value Disclosures [Text Block] Fair Value Measurements Amendment to 2021 Equity Incentive Plan Amendment to Two Thousand Twenty One Equity Incentive Plan [Member] Amendment to 2021 Equity Incentive Plan. Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Options Other Other [Member] Other. Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Senior Secured Convertible Promissory Note [Member] Senior secured convertible promissory note [Member] Senior Secured Convertible Promissory Note Master Service Agreement [Member] Master service agreement. Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Plan Name [Domain] Plan Name [Domain] Going Concern Going Concern [Policy Text Block] Going Concern Interest Expense Interest expense Interest Expense, Operating and Nonoperating, Total Interest expense Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest, Weighted Average Grant Date Fair Value Expected to vest Entity [Domain] Entity [Domain] 3D Printer and parts A 3D Printer And Parts [Member] A 3D printer and parts. Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Vested and exercisable Business Description and Basis of Presentation [Text Block] Description of Business and Basis of Presentation Finance Lease, Liability, to be Paid, Year One 2027 Customer 10 Customer 10 [Member] Customer 10. Certificates of Deposit [Member] Customer Deposit - Non Cash Consideration Lessor, Operating Lease, Payment to be Received, Year Two 2027 Number of warrants to purchase shares Class of Warrant or Right, Outstanding Number of Warrants (in shares) Lease, Liability, Current Lease, Liability, Current Lease liability – current portion Customer 2 [Member] Customer 2 Customer 2 Class of Warrant or Right [Table] Class of Warrant or Right [Table] Accounting Standards Update [Extensible Enumeration] Entity Address, City or Town Entity Address, City or Town August 2024 Registered Warrants August Two Thousand Twenty Four Registered Warrants [Member] August two thousand twenty four registered warrants. Contingent earnout liabilities, Ending Contingent earnout liabilities, Beginning Business Combination, Contingent Consideration, Liability, Total Business Combination, Contingent Consideration, Liability Contingent earnout liabilities April 2024 Registered Warrants April Two Thousand Twenty Four Registered Warrants [Member] April two thousand twenty four registered warrants. Number of Reportable Segments Number of reportable segment Security Exchange Name Security Exchange Name Europe [Member] Europe Computers And Software Computers And Software [Member] Computers and software Debt Long-Term Debt, Gross Outstanding debt Total Contingent Consideration, Liability, Earnout Period Contingent Consideration, Liability, Earnout Period Earnout period Property, Plant and Equipment, Gross Total property, plant and equipment Debt, Weighted Average Interest Rate Equipment On Lease Equipment On Lease [Member] Equipment on lease Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Loss before income taxes Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Options vested and expected to vest Interest Expense, Borrowings Interest Expense, Borrowings Concentration Risk Type [Domain] Concentration Risk Type [Domain] Gain (loss) on warrant cancellation Gain (loss) on warrant cancellation. Loss on warrant cancellation Loss on warrant cancellation Pledging Purpose [Domain] Measurement Input Type [Domain] Measurement Input Type [Domain] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Debt Instrument, Increase, Accrued Interest Accrued and unpaid interest Total Inventory, Net Inventories, net Inventory Secured Notes Secured Notes [Member] Secured Notes Placement Agency Agreement, Percent, Purchase Number of Shares of Common Stock Sold in Offering Placement Agency Agreement, Percent, Purchase Number of Shares of Common Stock Sold in Offering Placement Agency Agreement, Percent, Purchase Number of Shares of Common Stock Sold in Offering Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash and cash equivalents and restricted cash at end of period Cash and cash equivalents and restricted cash at beginning of period Total cash and cash equivalents and restricted cash Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Statistical Measurement [Domain] Statistical Measurement [Domain] Class of Warrant or Right, Exercise Price of Warrants or Rights Exercise Price per Warrant (in dollars per share) Exercise price per warrant Assets, Current Total current assets Share-Based Payment Arrangement, Expense Stock-based compensation expense Document Period End Date Document Period End Date July 2024 Placement Warrants [Member] July 2024 placement warrants. July 2024 Placement Warrants Private Warrants [Member] Private Warrants Private Warrants [Member] Equity Method Investments and Joint Ventures [Abstract] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Two Thousand Twenty One Stock Option Plan [Member] 2021 stock option plan. 2021 Stock Option Plan [Member] 2021 Stock Option Plan Defined Contribution Plan, Cost Contributions Loss on sale/disposal of fixed assets Gain (Loss) on Disposition of Property Plant Equipment Gain (Loss) on Disposition of Property Plant Equipment, Total Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage Percentage of contributions that fully vest Statement of Financial Position [Abstract] Restricted Stock Units (RSUs) [Member] Restricted stock units Momentus Master Service Agreement Momentus Master Service Agreement Disclosure [Text Block] Momentus master service agreement disclosure. Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Secured Notes at repayment price, percentage Secured Notes, Principal Amount Repaid Percentage Secured Notes, Principal Amount Repaid Percentage. Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Cash and Cash Equivalents and Restricted Cash Class of Stock [Axis] Class of Stock [Axis] Equipment on Lease, Total Payments Equipment on Lease, Total Payments [Table Text Block] Schedule of Lease payments from Customers Product Warranties [Policy Text Block] Product warranties. Product Warranties Debt Securities, Available-for-Sale, Realized Gain (Loss) Debt securities, available-for-sale, realized gain (loss) Expiration Date Warrants and Rights Outstanding, Maturity Date Liabilities Total liabilities Financial Instruments [Domain] Financial Instruments [Domain] Customer Deposit Prepaid Reserve Current Customer deposit prepaid reserve current. Customer deposit - prepaid reserve Revision of Previously Issued Consolidated Financial Statements Revision of Previously Issued Consolidated Financial Statements [Policy Text Block] Revision of Previously Issued Consolidated Financial Statements July 2020 Public Common Stock Warrants July 2020 Public Common Stock Warrants [Member] July 2020 Public Common Stock Warrants Lessee, Operating Lease, Liability, to be Paid, Year Two 2028 Restricted Cash Restricted cash (Other assets) Restricted Cash, Total Restricted cash Secured Notes, Amortized to Interest Expense Secured Notes, Amortized to Interest Expenses Secured notes, amortized to interest expenses. Finance Lease, Right-of-Use Asset, Amortization Deprecation expense Conversion of Convertible Secured Notes Into Common Stock Conversion of convertible secured notes into common stock. Conversion of convertible secured notes into common stock Shares used in computing net loss per share diluted Diluted weighted average shares outstanding Shares used in computing net loss per share diluted Diluted weighted average shares outstanding Customer 4 Customer 4 [Member] Customer 4 Entity File Number Entity File Number Business Combination, Contingent Consideration, Liability, Measurement Input, Term Business Combination, Contingent Consideration, Liability, Measurement Input, Term Expected Term (years) Advances On Purchases Advances On Purchases Vendor prepayments Fair Value Assumption Used in Valuation Techniques of Liability [Table Text Block] Fair value assumption used in valuation techniques of liability. Schedule of Fair Value Assumptions Used For Valuation Liablity Cover [Abstract] Eligible Velo3D Equityholders Eligible Velo3D Equityholders [Member] Eligible Velo3D Equityholders Measurement Input Type [Axis] Measurement Input Type [Axis] Placement Agency Agreement, Cash Fee of Aggregate Purchase Price Placement Agency Agreement, Cash Fee of Aggregate Purchase Price Placement Agency Agreement, Cash Fee of Aggregate Purchase Price BEPO Warrants and BEPO Agent Warrant liabilities [Member] BEPO Warrants and BEPO Agent Warrant Liabilities [Member] BEPO warrants and BEPO agent warrant liabilities. Long-Term Debt, Excluding Current Maturities Long-Term Debt, Excluding Current Maturities Long-term debt - Less: Current Portion Payments To Acquire Equipment For Lease To Customers Payments To Acquire Equipment For Lease To Customers Production of equipment for lease to customers Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Total Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Cancelled Supplemental Balance Sheet Disclosures [Text Block] Balance Sheet Components Revenue Benchmark [Member] Total Revenue Number of operating segments Number of Operating Segments Sale of Stock [Domain] General and Administrative Expense, Total General and Administrative Expense General and administrative Transfer of Property and Equipment Net to Inventories Net Transfer of property and equipment net to inventories net. Transfer of property and equipment, net (to) from inventories, net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Adjustments to reconcile net loss to net cash used in operating activities Business Combination, Contingent Consideration, Liability, Noncurrent Contingent earnout liabilities (Note 10) Contingent earnout liabilities 2023 Private Warrant B [Member] 2023 Private Warrant B 2023 Private Warrant B [Member] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Forfeited or expired Subsequent Event [Table] Subsequent Event [Table] Short-Term Debt, Type [Domain] Underwriting Agreement [Member] Underwriting agreement Underwriting Agreement Debt Instrument, Convertible, Conversion Price Conversion price Line of Credit Facility, Interest Rate During Period Effective interest rate (as a percent) Gain (Loss) on Extinguishment of Debt Gain (Loss) on Extinguishment of Debt, Total Loss on debt extinguishment Loss on debt extinguishment Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Options vested and expected to vest Debt Instrument, Interest Rate, Increase (Decrease) Reductions of interest rate percentage Short-Term Debt, Type [Axis] New Accounting Pronouncements, Policy [Policy Text Block] Recently Adopted Accounting Pronouncements and Recently Issued Accounting Pronouncements Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Future Minimum Operating Lease Payments Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Contract with Customer, Liability, Current Contract liabilities Stock Issued During Period, Shares, Conversion of Convertible Securities Issuance of common stock in connection with debt conversion, net, shares Secured Notes, Aggregate Principal Amount, Repaid Secured Notes, Aggregate Principal Amount, Repaid Secured Notes, Aggregate Principal Amount, Repaid Increase (Decrease) in Contract with Customer, Asset Contract assets Depreciation Depreciation Depreciation, Total Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis Valuations Technique [Table Text Block] Fair value assets and liabilities measured on recurring and nonrecurring basis valuations technique. Schedule of Fair Value Assumptions Contingent Earnout Liabilities Lessee, Operating Lease, Term of Contract Term lease Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common Stock, Shares, Outstanding Common stock, shares outstanding Operating Lease, Liability, Current Less: Current portion Current (Accrued expenses and other current liabilities) Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Depreciation, Depletion and Amortization Depreciation and amortization Document Transition Report Document Transition Report Operating Expenses Operating Expenses Total operating expenses Research and Development Expense, Total Research and Development Expense Research and development Value of shares sold, may offer and sell up to Value of Shares Sold, May Offer and Sell up to Value of Shares Sold, May Offer and Sell up to Cost of Revenue, Total Cost of Revenue Total cost of revenue Cost of revenue Other Liabilities And Lease Liabilities, Noncurrent Other Liabilities And Lease Liabilities, Noncurrent Other noncurrent liabilities Total other noncurrent liabilities Derecognition Of Right Of Use Asset Upon Purchase Of Leased Asset Derecognition of right of use asset upon purchase of leased asset Derecognition of right-of-use asset upon purchase of leased asset Statement of Cash Flows [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted-Average Grant Date Fair Value Stock Issued During Period, Value, New Issues Commons stock value Issuance of common stock in connection with ATM offering, net Share-Based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Stock Option Plan Activity Cost of Support Services [Member] Cost of Support Services Cost of Support Services April 2024 Securities Purchase Agreement April Two Thousand And Twenty Four Securities Purchase Agreement [Member] April two thousand and twenty four securities purchase agreement. Assets, Fair Value Disclosure [Abstract] Assets Equity [Text Block] Equity Instruments Basic and Diluted Net Loss per Share Earnings Per Share [Text Block] JAWS Spitfire Acquisition Corporation JAWS Spitfire Acquisition Corporation [Member] JAWS Spitfire Measurement Input, Expected Dividend Rate [Member] Dividend rate Sale of Stock, Consideration Received Per Transaction Net income (loss) Net loss Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value of options outstanding Increase (Decrease) in Inventories Inventories Operating Lease, Cost Operating lease expense Warrants and Rights Outstanding, Term Warrants term Less: 2025 Equipment Loan fees to be amortized subsequent to March 31, 2026 Equipment Loan Fees To Be Amortized Equipment loan fees to be amortized. Less: 2025 Equipment Loan fees to be amortized subsequent to March 31, 2026 BEPO Warrants BEPO Warrants [Member] BEPO warrants. Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Purchase Obligation Purchase obligation Assets [Abstract] Assets Lessee, Lease, Liability, To Be Paid, Year Four Lessee, Lease, Liability, To Be Paid, Year Four 2030 Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Construction in Progress [Member] Construction in progess Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Amortization of debt discount and deferred financing costs Amortization of Debt Issuance Costs and Discounts Amortization of Debt Issuance Costs and Discounts, Total Public Warrants [Member] This member stands for public warrants. Public Warrants [Member] Public Document Fiscal Year Focus Document Fiscal Year Focus Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt Issuance of common stock in connection with debt conversion, net Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Cash flows from investing activities Retirement Benefits [Abstract] Accounts payable Accounts Payable, Current, Total Accounts Payable, Current Accounts payable Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest Expected to vest Lessee Lease Operating Liability Undiscounted Excess Amount Lessee Lease Operating Liability Undiscounted Excess Amount. Less: Portion representing imputed interest Interest Expense, Nonoperating Interest Expense, Nonoperating, Total Interest expense Lessor, Operating Lease, Payment to be Received, Year One 2026 Research and Development Expense [Member] Research and development Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Investments Increase (Decrease) in Other Noncurrent Assets Other assets Unpaid liabilities related to property and equipment Unpaid liabilities related to property and equipment Unpaid liabilities related to property and equipment, net April Twenty Twenty Six Registered Direct Offering [Member] April 2026 registered direct offering. April 2026 Registered Direct Offering Schedule of Prepaid Expenses and Other Current Assets Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] ATM Offering [Member] ATM offering member At-the-Market Offering ATM Offering Equipment Subject to Operating Lease, Net Returned to Inventories, Net Equipment subject to operating lease, net returned to inventories, net Equipment subject to operating lease, net returned to inventories, net Sales of Available-for-sale Investments Sales of available-for-sale investments. Sales of available-for-sale investments Two Thousand Twenty Five Equipment Loan [Member] Two thousand twenty five equipment loan. 2025 Equipment Loan Schedule of Other Assets [Table Text Block] Schedule of Other Assets Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Measurement Input, Share Price [Member] Current stock price Lessee, Operating Lease, Liability, to be Paid, Year One 2027 Realized loss on available for sale securities Realized Loss on Available for Sale Securities Realized loss on available for sale securities. Contract with Customer, Asset, after Allowance for Credit Loss, Current Contract assets Tenant improvement allowance receivable remainder Tenant Improvement Allowance Receivable Tenant improvement allowance receivable. Debt Instrument [Axis] Debt Instrument [Axis] April and July Two Thousand Twenty Four Unregistered Warrants [Member] April and July two thousand twenty four unregistered warrants. April and July 2024 Unregistered Warrants Debt Instrument, Accrued Interest Debt instrument, accrued interest. Debt instrument accrued interest Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Unrecognized compensation cost Warrant Liability Warrant Liability [Member] Warrant liabilities Assets, Fair Value Disclosure Assets, Fair Value Disclosure Current lease liabilities Current lease liabilities. Less current portion Sale of Stock [Axis] Concentration Risk, Percentage Concentration risk, percentage Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] Schedule of Nonvested Restricted Stock Units Activity Revenues Revenue Total Revenue Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash used in investing activities Sales Type Leasing Monthly Payments and included Purchase Option at End of Completion of the Initial Term Sales type leasing monthly payments and included purchase option at end of completion of the initial term Monthly payments Private Placement [Member] Private Placement Finance Lease, Weighted Average Remaining Lease Term Weighted - average remaining lease term - financing leases (years) Title of 12(b) Security Title of 12(b) Security Property, Plant, and Equipment, Lessor Asset under Operating Lease, before Accumulated Depreciation Total Equipment Subject to Operating Lease Total equipment subject to operating lease Customer 7 Customer 7 [Member] Customer 7. Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Cancelled Promissory Note Funded in Tranche One [Member] Promissory note funded in tranche one. Promissory Note Funded in Tranche One Securities Purchase Agreement, Repayment Price Securities Purchase Agreement, Repayment Price Securities Purchase Agreement, Repayment Price Income Tax Disclosure [Text Block] Income Taxes Collaborative Arrangement and Arrangement Other than Collaborative [Table] Class of Warrant or Right [Line Items] Class of Warrant or Right [Line Items] Non-cash cost of issuance of common stock warrants on BEPO Offering Non-cash cost of issuance of common stock warrants on BEPO Offering Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Remainder of 2026 Lessor, Operating Lease, Payment to be Received Total lease payments to be received Document Information [Table] Document Information [Table] Other Liabilities, Noncurrent Other noncurrent liabilities Finance Lease, Right-of-Use Asset, after Accumulated Amortization Equipment subject to operating lease, net Legal Entity [Axis] Legal Entity [Axis] Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities Property, Plant and Equipment [Table Text Block] Schedule of Property and Equipment, Net Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Outstanding Outstanding Sales-Type Lease, Net Investment in Lease, before Allowance for Credit Loss Sales-Type Lease, Net Investment in Lease, before Allowance for Credit Loss, Total Net Investment in sales type lease Income Tax Disclosure [Abstract] Lessor, Operating Lease, Payment to be Received, Year Four 2029 Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Accrued expenses and other liabilities Transfer Of Other Assets To Inventories Net Upon Return Of Leased Asset Transfer of other assets to inventories net upon return of leased asset Transfer of other assets to inventories, net, upon return of leased asset Measurement Frequency [Domain] Unpaid Inventory Purchase Unpaid inventory purchase. Unpaid purchase of inventories, net Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Income Statement Location [Axis] Income Statement Location [Axis] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Change in Accounting Principle, Accounting Standards Update, Adoption Date Effective Interest Rate Sales Type Lease having Effective Interest Rate Sales type lease having effective interest rate Trading Symbol Trading Symbol Subsequent Event Type [Axis] Subsequent Event Type [Axis] Interest Payments Interest payments. Interest payment Employee-related Liabilities, Current Accrued salaries and benefits Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows from financing activities Expected term Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Fair Value, Recurring Fair Value, Recurring [Member] Entity Ex Transition Period Entity Ex Transition Period Schedule of Equity Method Investments [Line Items] Property, Plant, and Equipment, Lessor Asset under Operating Lease [Table Text Block] Schedule of Equipment Subject to Operating Lease Lessee, Operating Lease, Liability, to be Paid Total operating lease payments Undiscounted minimum base rent payment At-the-Market Offering At-the-Market Offering [Text Block] At-the-Market Offering Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Selling and Marketing Expense, Total Selling and Marketing Expense Selling and marketing Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Business Combination [Axis] Business Acquisition [Axis] Prepaid Insurance Prepaid insurance and other Customer [Axis] Customer [Axis] Maximum [Member] Maximum Debt Instrument, Interest To Be Accrued Debt instrument, interest to be accrued. Less: Amount of interest to be accrued subsequent to June 30, 2026 Schedule of Stock by Class [Table Text Block] Schedule of Shares of Common Stock Reserved for Issuance Statistical Measurement [Axis] Statistical Measurement [Axis] Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Exercised Lease, Liability Lease, Liability [Abstract] Year Ending December 31, Common Stock, Value, Issued Common stock, $0.00001 par value - 500,000,000 shares authorized at June 30, 2026 and December 31, 2025, respectively, 32,149,118 and 24,607,630 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively Warrants and Rights Outstanding Warrant liabilities (Note 10) Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Gain (Loss) On Fair Value Of Warrants Gain (Loss) On Fair Value Of Warrants Gain (Loss) On Fair Value Of Warrants Loss on fair value of warrants Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Principal payments Debt Instrument, Annual Principal Payment Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Employee Stock [Member] Reserved for employee stock purchase plan Revenue Revenue from Contract with Customer [Text Block] Entity Registrant Name Entity Registrant Name Debt Disclosure [Text Block] Long-Term Debt Customer Concentration Risk [Member] Customer Concentration Risk Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Other Nonoperating Income (Expense), Total Other income, net Other Nonoperating Income (Expense) Other income (expense), net Additional Paid in Capital Additional paid-in capital Lessee, Lease, Liability, To Be Paid, Year One Lessee, Lease, Liability, To Be Paid, Year One 2027 Subsequent Events [Abstract] Income Tax Expense (Benefit), Total Income Tax Expense (Benefit) Provision for income taxes Provision for (benefit from) income taxes Provision for (benefit from) income taxes Measurement Frequency [Axis] Assets And Liabilities, Lessee Assets And Liabilities, Lessee [Table Text Block] Assets and Liabilities Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Intrinsic Value, Expected To Vest Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Intrinsic Value, Expected To Vest Expected to vest Proceeds from Issuance of Common Stock Net proceeds from the offering Net proceeds Gross proceeds from ATM Offering Gross proceeds from Offering Laboratory Equipment Laboratory Equipment [Member] Lab equipment and other equipment Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Fair Value Assumptions February Note [Member] February note member. February Note Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Liability Class [Axis] Liability Class [Axis] Existing Warrants [Member] Existing warrants. Existing Warrants Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Placement Agent Warrants [Member] Placement agent warrants. Placement Agent Warrants Equipment Subject To Operating Lease [PolicyTextBlock] Equipment subject to operating lease. Equipment Subject to Operating Lease Payments to Acquire Property, Plant, and Equipment Purchase of property and equipment Lessee, Lease, Liability, Undiscounted Excess Amount Lessee, Lease, Liability, Undiscounted Excess Amount Less portion representing imputed interest Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Granted Assets Total assets Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Lessee, Finance Leases [Text Block] Leases Business Combination, Contingent Consideration Arrangements, Liability Business Combination, Contingent Consideration Arrangements, Liability [Roll Forward] Contingent Earnout Liability [Roll Forward] Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Forfeited Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Forfeited Cancelled Income Statement [Abstract] Net loss Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding Balance Balance Securities Purchase Agreement, Aggregate Principal Amount of Notes, Partial Redemption Securities Purchase Agreement, Aggregate Principal Amount of Notes, Partial Redemption Securities Purchase Agreement, Aggregate Principal Amount of Notes, Partial Redemption Sale of stock, shares issued Sale of Stock, Number of Shares Issued in Transaction Shares sold Stock Issued During Period, Shares, New Issues Common stock issued Issuance of common stock in connection with ATM offering, net, shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Released Net loss per share Diluted Diluted (in shares) Earnings Per Share, Diluted, Total Net loss per share attributable to common stockholders, diluted (in dollars per share) Net loss per share Diluted Reverse stock split ratio Reverse Stock Split Ratio Reverse stock split ratio. Title of 12(g) Security City Area Code City Area Code Recurring Payment Recurring Payment [Member] Recurring payment Finance Lease, Liability, Noncurrent Noncurrent (Other noncurrent liabilities) Long-term portion Securities Purchase Agreement, Aggregate Principal Amount of Notes Debt Instrument, Face Amount Debt instrument, face amount Lease commenced date Lessee Operating Lease Commenced Date Lessee operating lease commenced date. Long term lease liabilities Long term lease liabilities. Long-term portion Lessor, Sales-type Lease, Term of Contract Contract term Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested Released Weighted - average remaining lease term - operating leases (years) Operating Lease, Weighted Average Remaining Lease Term Stock Issued During Period, Shares, Restricted Stock Award, Gross Issuance of common stock upon vesting of RSUs, shares Lease, Cost Total lease expense Placement Agent Warrants, Percent, Offering Price Placement Agent Warrants, Percent, Offering Price Placement Agent Warrants, Percent, Offering Price Per Share Letter of Credit [Member] Lease, Liability Lease, Liability Total lease liabilities Placement Agency Agreement Placement Agency Agreement [Member] Placement Agency Agreement Customer deposit - noncash consideration Customer Deposit Noncash Consideration Customer deposit noncash consideration. Property, Plant and Equipment, Net Property and equipment, net Property, plant and equipment, net Customer 6 Customer 6 [Member] Customer 6 Support Services Support Services [Member] Support services Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Vested and exercisable Corporate Bond Securities [Member] Corporate bonds Operating Income (Loss) Loss from operations Operating Income (Loss) Retained Earnings [Member] Accumulated Deficit [Member] Thieneman Properties Bridge Loan Thieneman Properties Bridge Loan [Member] Thieneman properties bridge loan. Share-Based Payment Arrangement, Noncash Expense Stock-based compensation Measurement Input, Price Volatility [Member] Expected volatility Payments of Stock Issuance Costs Stock issuance cost Payment for issuance costs related to Offering Finance Lease, Liability, to be Paid, after Year Four Finance lease, liability, to be paid, after year four. Thereafter Weighted - average discount rate - operating leases Operating Lease, Weighted Average Discount Rate, Percent Operating Lease, Liability, Noncurrent Long-term portion Noncurrent (Other noncurrent liabilities) Fair Value, Inputs, Level 1 [Member] Level 1 Class of Stock [Line Items] Class of Stock [Line Items] Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash provided by financing activities Lessor, Operating Lease, Payment to be Received, Year Three 2028 Lease, Cost [Table Text Block] Lease-Related Balances Change in Accounting Principle, Accounting Standards Update, Adopted [true false] Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Schedule of Warrants for Shares of Stock Warrant Inducement Agreement [Member] Warrant inducement agreement. Warrant Inducement Agreement [Member] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Potentially Dilutive Shares Excluded from Computation of Net Loss Per Share Debt Securities, Available-for-Sale [Table] Debt Securities, Available-for-sale [Table] Entity Interactive Data Current Entity Interactive Data Current High Trail Holders [Member] High Trail Holders High Trail Holders Increase (Decrease) in Contract with Customer, Liability Contract liabilities Income Statement Location [Domain] Income Statement Location [Domain] Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities Furniture and Fixtures [Member] Furniture and fixtures Lessee, Lease, Liability, To Be Paid, After Year Four Lessee, Lease, Liability, To Be Paid, After Year Four Thereafter Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares Number of shares that the holders may receive (in shares) Customer liabilities - noncash consideration Customer Liabilities Noncash Consideration Current Customer liabilities - noncash consideration current. Increase (Decrease) in Other Noncurrent Liabilities Other noncurrent liabilities Change in fair value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Finance Lease, Interest Expense And Amortization Finance Lease, Interest Expense And Amortization Financing lease expense New Warrants [Member] New warrants. New Warrants Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Schedules of Concentration of Risk Disclosure Momentus Master Service Agreement [Abstract] Disclosure momentus master service agreement. Remainder of 2026 Lessee, Lease, Liability, Payments Remainder of Fiscal Year Lessee, lease, liability, payments remainder of fiscal year. Remainder of 2026 Entity Tax Identification Number Entity Tax Identification Number Securities Purchase Agreement Securities Purchase Agreement [Member] Securities Purchase Agreement Share Price Publicly traded price Grant date stock price Long-Term Debt, Type [Axis] Long-term Debt, Type [Axis] Change in Accounting Method Accounted for as Change in Estimate [Member] Change in Accounting Method Accounted for as Change in Estimate [Member] Debt term Debt Instrument, Term April 2026 Offering April Twenty Twenty Six Offering [Member] April Twenty Twenty Six Offering. Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Effect of exchange rate changes on cash and cash equivalents Customer 8 Customer 8 [Member] Customer 8. Local Phone Number Local Phone Number Velo3D. Velo3D Velo3D [Member] Represents the information pertaining to Private Placement Warrants. Private Placement Warrants [Member] Private Placement Warrants [Member] Private Placement Equipment on lease payments Equipment on lease payments Equipment on lease payments Short-Term Lease, Cost Short-term lease expense Finance Lease, Liability, to be Paid, Year Two 2028 Thieneman Construction Bridge Loan 2nd Tranche [Member] Thieneman construction bridge loan 2nd tranche. Thieneman Construction Bridge Loan 2nd Tranche 2021 Equity Incentive Plan 2021 Equity Incentive Plan [Member] 2021 Equity Incentive Plan Accrued Expenses And Other Liabilities, Current Accrued Expenses And Other Liabilities, Current Accrued expenses and other current liabilities Total Accrued expenses and other current liabilities Accounting Policies [Abstract] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Revenue from Contract with Customer, Excluding Assessed Tax Revenue Total Revenue Transfer of leased printer to inventories, net Transfer of leased printer to inventories, net. Lessor, Direct Financing Leases [Text Block] Equipment Subject to Operating Lease, Net Lessee, Operating Lease, Liability, to be Paid, Year Four 2030 Class of Stock [Domain] Class of Stock [Domain] Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Unrecognized compensation cost, period for recognition recognized over a weighted-average period Change in Reporting Entity [Table Text Block] Summary of Revisions to Previously Issued Statement of Operations and Comprehensive Income (Loss) Cash and short-term investments Cash, Cash Equivalents, and Short-Term Investments Cash, Cash Equivalents, and Short-Term Investments, Total Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Entity Emerging Growth Company Entity Emerging Growth Company January Note [Member] January note member. January Note Accounting Standards Update 2025-05. Accounting Standards Update 2025-05 [Member]