Class of Stock [Axis]
Series B Convertible Preferred Stock [Member]
Series C Convertible Preferred Stock [Member]
Series D Convertible Preferred Stock [Member]
Product and Service [Axis]
Product [Member]
Grant and Contract [Member]
Equity Components [Axis]
Preferred Stock [Member]
Common Stock [Member]
Treasury Stock, Common [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Fair Value Hierarchy and NAV [Axis]
Fair Value, Inputs, Level 1 [Member]
Measurement Frequency [Axis]
Fair Value, Recurring [Member]
Common Stock Warrants [Member]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Liability Class [Axis]
Valuation Approach and Technique [Axis]
Black-Scholes-Merton Valuation Model [Member]
Measurement Input Type [Axis]
Measurement Input, Risk Free Interest Rate [Member]
Statistical Measurement [Axis]
Minimum [Member]
Maximum [Member]
Measurement Input, Expected Term [Member]
Measurement Input, Expected Dividend Rate [Member]
Measurement Input, Option Volatility [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
Insurance Premium Finance Arrangements [Member]
Director and Officer Professional Liability Insurance [Member]
Pre-Funded Warrant [Member]
Warrant [Member]
Plan Name [Axis]
2024 April Registered Offering [Member]
2024 March Registered Offering [Member]
2024 February Registered Offering [Member]
Class E Warrants [Member]
Class F Warrants [Member]
Class of Warrant or Right [Axis]
Common Unit [Member]
Pre Funded Warrant Unit [Member]
Investment, Name [Axis]
Nonconsolidated Investees, Other [Member]
Class E and F Warrants [Member]
Class E Warrant [Member]
Pre-funded Warrants [Member]
ATM Agreement [Member]
Legal Entity [Axis]
Maxim Group LLC [Member]
2021 Equity Distribution Agreement [Member]
Award Type [Axis]
Share-Based Payment Arrangement, Option [Member]
Title and Position [Axis]
Non-Executive [Member]
Sale of Stock [Axis]
Employee Stock Grants [Member]
Industrial Lease Agreement [Member]
Research Collaboration Agreement [Member]
Statement of Financial Position Location, Balance [Axis]
Prepaid Expenses and Other Current Assets [Member]
Asset Purchase Agreement [Member]
Subsequent Event Type [Axis]
Subsequent Event [Member]
Private Placement [Member]
Cover [Abstract]
Document Type
Amendment Flag
Amendment Description
Document Registration Statement
Document Annual Report
Document Quarterly Report
Document Transition Report
Document Shell Company Report
Document Shell Company Event Date
Document Period Start Date
Document Period End Date
Document Fiscal Period Focus
Document Fiscal Year Focus
Current Fiscal Year End Date
Entity File Number
Entity Registrant Name
Entity Central Index Key
Entity Primary SIC Number
Entity Tax Identification Number
Entity Incorporation, State or Country Code
Entity Address, Address Line One
Entity Address, Address Line Two
Entity Address, Address Line Three
Entity Address, City or Town
Entity Address, State or Province
Entity Address, Country
Entity Address, Postal Zip Code
Country Region
City Area Code
Local Phone Number
Extension
Written Communications
Soliciting Material
Pre-commencement Tender Offer
Pre-commencement Issuer Tender Offer
Title of 12(b) Security
No Trading Symbol Flag
Trading Symbol
Security Exchange Name
Title of 12(g) Security
Security Reporting Obligation
Annual Information Form
Audited Annual Financial Statements
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Current Reporting Status
Entity Interactive Data Current
Entity Filer Category
Entity Small Business
Entity Emerging Growth Company
Elected Not To Use the Extended Transition Period
Document Accounting Standard
Other Reporting Standard Item Number
Entity Shell Company
Entity Public Float
Entity Bankruptcy Proceedings, Reporting Current
Entity Common Stock, Shares Outstanding
Documents Incorporated by Reference [Text Block]
Entity Listing, Par Value Per Share
Statement [Table]
Statement [Line Items]
Assets
Current assets:
Cash and cash equivalents
Account and other receivables, net of allowance of $2.5 and $61.0 respectively
Prepaid expenses and other current assets
Inventories
Other current assets
Total current assets
Inventories, net
Property and equipment, net
Intangible assets, net
Operating lease right of use asset
Other long-term assets
Total assets
Liabilities and Stockholders’ Equity
Current liabilities:
Accounts payable
Accrued liabilities
Debt
Derivative liabilities
Current portion of operating lease liability
Other current liabilities
Total current liabilities
Operating lease liability, net of current portion
Total liabilities
Commitments and contingencies
Stockholders’ equity:
Convertible preferred stock, value
Common stock, $0.01 par value, 250,000,000 shares authorized; 2,540,747 and 1,342,853 shares issued and 2,486,646 and 1,342,853 outstanding as of June 30, 2025 and December 31, 2024, respectively.
Treasury Stock, 50,424 shares as of June 30, 2025
Additional paid-in capital
Accumulated deficit
Total stockholders’ equity
Total liabilities and stockholders’ equity
Account and other receivables, allowance
Convertible preferred stock, par value
Convertible preferred stock, shares authorized
Convertible preferred stock, shares issued
Convertible preferred stock, shares outstanding
Common stock, par value
Common stock, shares authorized
Common stock, shares issued
Common stock, shares outstanding
Treasury stock common, shares
Total revenue
Costs of revenue
Gross profit
Operating expenses:
Research and development
General and administrative
Sales and marketing
Grant and contract expenses
Total operating expenses
Loss from operations
Other income (expenses):
Interest expense
Interest income
Change in fair value of derivative liabilities
Offering costs of derivative liabilities
Gain (loss) in disposal of assets
Other income, net
Total other income, net
Net loss before income taxes
Provision for income taxes
Net loss
Net loss per share – basic and diluted
Basic – net loss
Diluted – net loss
Weighted average common shares outstanding:
Basic
Diluted
Balance
Balance, shares
Stock based compensation
Stock based compensation, shares
Common stock issued for cash, net of fees
Common stock issued for cash, net of fees, shares
Prefunded warrants issued for cash, net of cash fees
Issuance of common stock from the cashless exercise of warrants
Issuance of common stock from the cashless exercise of warrants, shares
Net loss
Extinguishment of derivative liabilities upon exercise of warrants
Extinguishment of derivative liabilities upon exercise of warrants, shares
Issuance of common stock from the conversion of preferred stock
Issuance of common stock from the conversion of preferred stock, shares
Round up of shares issued in reverse stock split
Round up of shares issued in reverse stock split, shares
Common stock and prefunded warrants issued for cash, net of fees
Common stock and prefunded warrants issued for cash, net of fees, shares
Purchase of common stock into Treasury
Balance
Balance, shares
Statement of Cash Flows [Abstract]
Cash flows from operating activities
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation expense
Impairment of Armor
Amortization of right of use asset
Loss on disposal of subsidiary
Amortization of intangible assets
Stock based compensation - Employee
Stock based compensation - Non-employee
Change in fair value of derivative liabilities
Bad debt expense recoveries
Gain on disposal of equipment
Changes in operating assets and liabilities:
Trade accounts receivable
Prepaid expenses and other current assets
Inventories
Accounts payable and accrued liabilities
Other liabilities
Payments on operating lease liability
Net cash used in operating activities
Cash flows from investing activities
Purchase of property and equipment
Proceeds from notes receivable, net of imputed interest
Proceeds from sale of property and equipment
Disposal of property and equipment, net of cash received
Net cash provided by (used in) investing activities
Cash flows from financing activities
Proceeds from issuance of warrant derivative liabilities
Proceeds from issuance of common stock and prefunded warrants, net of cash fees
Purchase of common stock into treasury
Proceeds from issuance of common stock in connection with exercise of warrants
Payments on debt
Net cash provided by financing activities
Net increase in cash and cash equivalents
Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period
Noncash investing and financing activities
Debt issued for prepaid insurance
Agent warrant offering cost allocated to equity
Right of use asset for amended lease liability – increase
Reduction of derivative liability upon exercise of warrants
Supplemental cash flow information
Cash paid for interest
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Summary of Significant Accounting Policies
Discontinued Operations and Disposal Groups [Abstract]
Disposition of TA&T
Earnings Per Share [Abstract]
Basic and Diluted Net Income (Loss) per Common Share
Inventory Disclosure [Abstract]
Inventories
Fair Value Disclosures [Abstract]
Fair Value Measurements
Payables and Accruals [Abstract]
Accrued and Other Current Liabilities
Debt Disclosure [Abstract]
Debt
Equity [Abstract]
Equity
Share-Based Payment Arrangement [Abstract]
Stock-Based Compensation
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies
Leases [Abstract]
Leases
Related Party Transactions [Abstract]
Related Pary Transactions
Subsequent Events [Abstract]
Subsequent Events
Basis of Presentation
Segment Information
Reverse Stock Split
Use of Estimates
Liquidity and Capital Resources
Recent Accounting Pronouncements
Schedule of Major Classes of Assets and Liabilities of TA & T at the Date of Sale
Schedule of Basic and Diluted Loss Per Share
Schedule of Components of Inventory
Schedule of Financial Liabilities Measured at Fair Value on Recurring Basis by Level Within Fair Value Hierarchy
Schedule of Fair Value Measurement Hierarchy of Derivative Liability
Schedule of Assumptions Used in Estimating Fair Value
Schedule of Accrued and Other Current Liabilities
Schedule of Stock Option Activity
Schedule of Unrecognized Stock-based Compensation
Schedule of Operating Lease Future Minimum Payments
Number of operating segment
Reverse stock split, description
Net loss
Cash in operating activities
Accumulated deficit
Impairment charge
Accounts receivable
Right of use asset
Other assets
Accounts payable
Accrued expenses
Operating lease liability
Other liabilities
Total liabilities assumed
Net assets sold
Net loss, basic calculation
Net loss, effect of dilutive warrant securities
Net loss, diluted calculation
Number of shares used in per common share calculations: basic calculation
Number of shares used in per common share calculations: effect of dilutive warrant securities
Number of shares used in per common share calculations: diluted calculation
Net loss per common share: basic calculation
Net loss per common share: effect of dilutive warrant securities
Net loss per common share: diluted calculation
Dilutive securities
Raw materials
WIP
Finished goods
Inventory net
Inventory current
Inventory non-current
Fair Value, off-Balance-Sheet Risk [Table]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Derivative liability
Beginning balance
Issuance of derivatives
Exercise of warrants
Change in fair value
Other
Ending balance
Fair Value Measurement Inputs and Valuation Techniques [Table]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input
Weighted-average expected life
Payroll and related expense
Accrued payables
Other
Accrued other liabilities
Deposit for stock issuance
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Up front insurance premium
Financed insurance premium
Annual interest rate
Outstanding balance
Insurance premium
Outstanding balance
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Aggregate gross proceeds
Warrants to purchase
Warrants exercisable, exercise price
Exercise price
Warrants expire years
Number of shares issued
Public offering price
Proceeds from issuance of common stock
Public offering, units
Common units to purchase shares of common stock
Warrants to purchase common stock
Proceeds from issuance of warrants
Sale of stock price
Beneficial ownership percentage
Warrant term
Cash placement fee percentage
Reimbursement of expenses and legal fees
Proceeds from Issuance or Sale of Equity
Available for sale
Sale of stock
Payments of capital distribution
Available for sale securities amount
Options outstanding at beginning
Weighted average exercisable price
Weighted average remaining contractual terms (years), outstanding at ending
Intrinsic value, outstanding at beginning of period
Options, granted
Weighted average exercise price, granted
Weighted average remaining contractual terms (years), outstanding at beginning
Options, exercised
Weighted average exercise price, exercised
Options, forfeited
Weighted average exercise price, forfeited
Options, expired
Weighted average exercise price, expired
Options, outstanding at end
Weighted average exercise price, outstanding at end of period
Intrinsic value, outstanding at end of period
Options, exercisable at end
Weighted average exercise price, exercisable at end of period
Weighted average remaining contractual terms (years), exercisable
Intrinsic value, exercisable at end of period
Vested and expected to vest at end
Weighted average exercise price, vested and expected to vest at end
Weighted average remaining contractual terms (years), vested and expected to vest
Intrinsic value, vested and expected to vest end of period
Subsidiary or Equity Method Investee, Sale of Stock, Type [Table]
Subsidiary, Sale of Stock [Line Items]
Unrecognized stock-based compensation
Weighted average remaining of recognition
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Options outstanding
Options, grants in period, gross
2025 (Remainder)
2026
2027
2028
2029
Thereafter
Total future minimum lease payments
Less amounts representing interests
Present value of lease liability
Long-term portion operating lease liability
Area of land
Lessee, operating lease, description
Lease term extend
Lease term
Impairment of operating lease right-of-use assets
Operating lease right-of-use assets
Operating lease liability
Non-cash operating lease expense
Operating lease, weighted average discount rate, percent
Payment of research fund
Research fund remaining prepaid balance
Subsequent Event [Table]
Subsequent Event [Line Items]
Purchase of warrants
Exercise price
Purchase of shares
Purchase of shares, price per share
Series B Convertible Preferred Stock [Member]
Series C Convertible Preferred Stock [Member]
Series D Convertible Preferred Stock [Member]
Grant expenses.
Change in fair value of derivative liabilities.
Offering costs associated with derivative warrant liabilities.
Stock issued during period value cashless exercise of warrants.
Stock issued during period shares cashless exercise of warrants.
Stock issued during period value extinguishment of derivative liabilities upon exercise of warrants.
Stock issued during period shares extinguishment of derivative liabilities upon exercise of warrants.
Stock issued during period value reverse stock splits.
Purchase of common stock into treasury.
Loss on disposal of subsidiary.
Stock based compensation non employee.
Proceeds from notes receivable net of imputed interest.
Disposal of property and equipment net of cash received.
Proceeds from issuance of common stock in connection with exercise of warrants
Increase in property plant and equipment from accrual.
Debt issued for prepaid insurance.
Agent warrant offering cost allocated to equity.
Right Of Use Asset For Amended Lease Liability Decrease.
Reduction of derivative liability upon exercise of warrants.
Reverse Stock Split [Policy Text Block]
Liquidity And Capital Resources [Policy Text Block]
Net income, effect of dilutive warrant securities.
Net income, effect of dilutive warrant securities per share.
Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.
Common Stock Warrants [Member]
Amount of exercise of warrants of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.
Fair value measurement with unobservable inputs reconciliation recurring basis liability period other.
Black-Scholes-Merton Valuation Model [Member]
Accrued payable current.
Personal Loans [Member]
Up front insurance premium.
Insurance Premium Finance Arrangements [Member]
Financed insurance premium.
Director and Officer Professional Liability Insurance [Member]
Pre-Funded Warrant [Member]
2024 April Registered Offering [Member]
2024 March Registered Offering [Member]
Public offering units.
2024 February Registered Offering [Member]
Class E Warrants [Member]
Class F Warrants [Member]
Common Unit [Member]
Pre Funded Warrant Unit [Member]
Class E and F Warrants [Member]
Class E Warrant [Member]
Pre-funded Warrants [Member]
Reimbursement of expenses and legal fees
ATM Agreement [Member]
Maxim Group LLC [Member]
2021 Equity Distribution Agreement [Member]
Available for sale securities amount.
Share based compensation arrangement by share based payment award options outstanding weighted average granted remaining contractual term 2.
Non-Executive [Member]
Employee Stock Grants [Member]
Industrial Lease Agreement [Member]
Non cash operating lease expense.
Lessee operating lease liability payments due after year four.
Asset Purchase Agreement [Member]
Payment of research fund.
Research Collaboration Agreement [Member]
Research fund remaining prepaid balance.
Grant and Contract [Member]
Assets, Current
Assets [Default Label]
Liabilities, Current
Liabilities
Treasury Stock, Value
Equity, Attributable to Parent
Liabilities and Equity
Gross Profit
Operating Expenses
Operating Income (Loss)
Interest Expense, Other
OfferingCostsAssociatedWithDerivativeWarrantLiabilities
Nonoperating Income (Expense)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Shares, Outstanding
Derivative, Gain (Loss) on Derivative, Net
Gain (Loss) on Disposition of Property Plant Equipment
Increase (Decrease) in Accounts Receivable
Increase (Decrease) in Prepaid Expense and Other Assets
Increase (Decrease) in Inventories
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation
Payments to Acquire Property, Plant, and Equipment
DisposalOfPropertyAndEquipmentNetOfCashReceived
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation
Payments for Repurchase of Common Stock
Repayments of Debt
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation
Inventory Disclosure [Text Block]
Debt Disclosure [Text Block]
Business Combination, Recognized Liability Assumed, Liability
Net Assets
InventoryTotal
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances
Other Accrued Liabilities, Current
Short-Term Debt, Average Outstanding Amount
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
Lessee, Operating Lease, Liability, to be Paid
Lessee, Operating Lease, Liability, Undiscounted Excess Amount