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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited Consolidated Condensed) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Operating activities:    
Net income $ 1,627 $ 4,793
Adjustments to reconcile net income to cash used in operating activities:    
Depreciation and amortization 676 700
Stock-based compensation 369 477
Changes in assets and liabilities related to operations:    
Trade accounts receivable, net (4,840) (5,265)
Inventories, net 1,398 (5,012)
Prepaid expenses and other assets (982) (1,979)
Accounts payable (4,449) 7
Accrued expenses 452 2,345
Deferred revenue (4,368) 3,875
Change in right of use asset and lease liability, net (269) (159)
Net cash used in operating activities (10,386) (218)
Investing activities:    
Acquisition of equipment and leasehold improvements (1,693) (1,965)
Net cash used in investing activities (1,693) (1,965)
Financing activities:    
Proceeds from line of credit - inventory, related party 5,500 200
Proceeds from line of credit – accounts receivable, related party 5,313 14,875
Payments to line of credit – accounts receivable, related party (17,685)
Payments to term loans, related party (2,000)
Proceeds from issuance of mezzanine preferred stock 6,000
Proceeds from issuance of stock and exercise of stock options 286 1,996
Net cash provided by financing activities 11,099 3,386
(Decrease) increase in cash (980) 1,203
Cash at beginning of period 1,409 1,722
Cash at end of period 429 2,925
Supplemental cash flow information:    
Interest paid 690 516
Income Taxes Paid 325
Supplemental non-cash investing and financing activities:    
Accounts payable incurred for the purchase of equipment and leasehold improvements 182 295
Conversion of mezzanine preferred stock $ 6,000