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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited Consolidated Condensed) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Operating activities:    
Net income (loss) $ 1,747 $ (825)
Adjustments to reconcile net income (loss) to cash used in operating activities:    
Depreciation and amortization 469 346
Share-based compensation 317 404
Changes in assets and liabilities related to operations:    
Trade accounts receivable (2,465) (1,187)
Inventories (3,843) 427
Prepaid expenses and other assets (1,011) (177)
Accounts payable (1,182) (1,447)
Accrued expenses 935 419
Deferred revenue 724 (90)
Change in right of use (ROU) asset and lease liability, net (111) 169
Net cash used in operating activities (4,420) (1,961)
Investing activities:    
Acquisition of equipment and leasehold improvements (562) (811)
Net cash used in investing activities (562) (811)
Financing activities:    
Proceeds from line of credit – AR, related party 14,875 16,804
Payments to line of credit – AR, related party (15,414) (16,494)
Proceeds from line of credit – inventory, related party 200 1,000
Proceeds from term loan, related party 1,338
Payments to term loan, related party (2,000)
Proceeds from issuance of mezzanine preferred stock 6,000
Proceeds from issuance of stock and exercise of stock options 1,957 135
Net cash provided by financing activities 5,618 2,783
Increase in cash and cash equivalents 636 11
Cash and cash equivalents at beginning of period 1,722 2,186
Cash and cash equivalents at end of period 2,358 2,197
Supplemental cash flow information:    
 Interest paid 341 318
Supplemental non-cash investing and financing activities:    
Accounts payable incurred for the purchase of equipment and leasehold improvements 499 39
Conversion of mezzanine preferred stock 6,000
ROU assets obtained in exchange for lease liabilities $ 36