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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Cash flows from operating activities:    
Net loss $ (23,810) $ (28,335)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Amortization of debt discount and issuance cost 2,672 2,608
Bad debt expense 23 213
Paid-in-kind interest on short-term debt 150 240
Changes in deferred tax assets and liabilities (2,373) (3,415)
Change in allowance for sales returns and volume rebate (1,401) (181)
Change in inventory reserve (1,246) 631
Change in fair value of common warrants (1,394) 0
Stock compensation expense 269 1,389
Depreciation and amortization 10,280 20,529
Loss on disposal of asset 0 156
Loss on warrant issuance 578 0
Change in right of use assets and lease liabilities (344) (24)
Changes in operating assets and liabilities:    
Accounts receivable – trade 3,430 13,957
Inventories 8,072 (145)
Prepaid expenses and other current assets 2,248 (861)
Other assets 70 111
Other short-term liabilities (930) 1,849
Other long-term liabilities 0 165
Deferred revenues (1,167) (633)
Other liabilities 60 0
Net cash used in operating activities (3,335) (439)
Cash flows from investing activities:    
Purchases of furniture and fixtures, net (102) (506)
Net cash used in investing activities (102) (506)
Cash flows from financing activities:    
Proceeds from issuances of short-term debt 2,500 4,000
Principal payments on long-term debt (5,553) (5,622)
Principal payments on short-term debt (2,500) (4,249)
Payments of fixed dividends to Series B Preferred stockholders 0 (1,269)
Proceeds from issuance of common stock and prefunded warrants, net of issuance costs 6,409 0
Proceeds from exercise of warrants 1,879 0
Proceeds from At-the-Market offering program 658 0
Net cash provided by (used in) financing activities 3,393 (7,140)
Effect of foreign currency exchange rates 1,407 (1,161)
Net increase (decrease) in cash and cash equivalents 1,363 (9,246)
Cash and cash equivalents, beginning of the year 8,007 17,253
Cash and cash equivalents, end of the year 9,370 8,007
Supplemental cash flow disclosures:    
Cash paid for income taxes 1,356 3,193
Cash paid for interest 6,475 7,170
Non-cash investing and financing transactions:    
Addition of operating lease liabilities 125 681
Related party inventory financing 3,699 0
Reclassification of warrant liabilities 2,002 0
Nonrelated Party    
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Change in fair value of derivative liability 4 (205)
Changes in operating assets and liabilities:    
Accounts payable and accrued expenses (2,436) (8,488)
Related Party    
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Change in fair value of derivative liability 211 0
Changes in operating assets and liabilities:    
Accounts payable and accrued expenses $ 3,699 $ 0