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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:      
Net income $ 1,420,362 $ 7,060,039  
Adjustments to reconcile net income to net cash used in operating activities:      
Stock-based compensation 74,609 49,880  
Depreciation and amortization 76,017 246,650  
Amortization of debt discount and warrant modification 0 35,265  
Unrealized gain on short-term investment in equity securities (6,477,682) 0  
Loss (gain) on change in fair value of warrant liabilities 5,000 (7,780,000)  
Changes in operating assets and liabilities:      
Accounts receivable, net 2,701,756 314,989  
Inventories, net (103,781) (81,590)  
Prepaid expenses and other assets 23,914 31,399  
Accounts payable (335,018) (1,165,997)  
Accrued liabilities and other liabilities 281,701 (49,358)  
Contract liabilities (27,133) 44,167  
Net cash used in operating activities (2,360,255) (1,294,556)  
CASH FLOWS FROM INVESTING ACTIVITIES:      
Purchases of property and equipment (356,982) (10,424)  
Purchase of short-term investment in equity securities (3,000,000) 0  
Net cash used in investing activities (3,356,982) (10,424)  
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from the sale of Series G preferred stock 2,250,000 0  
Payment on accrued dividends (853,679) 0  
Repayment on other short-term loans 0 (135,000)  
Issuance costs for sale of Series G preferred stock (167,500) 0  
Net cash provided by financing activities 2,690,596 1,434,903  
Effects of foreign exchange rates on cash flows 79,426 40,740  
Net change in cash (2,947,215) 170,663  
Cash at beginning of period 29,858,655 3,613,996 $ 3,613,996
Cash at end of period 26,911,440 3,784,659 $ 29,858,655
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:      
Interest cash paid 0 35,265  
Income taxes paid 0 0  
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Series F Warrants exchanged for shares of Common Stock 359 0  
Accrued dividends on Series F Preferred Stock 30,997 67,651  
Deemed dividends on Series F Preferred Stock and warrants and Series G Preferred Stock 1,349,483 1,056,332  
Accrued expense settled with Series B Warrant exercise 0 350,000  
Initial recognition of ROU asset and operating lease liabilities 2,008,598 0  
Conversion of Series F Preferred Stock into Common Stock [Member]      
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Conversion of stock 3,236 2,191  
Conversions of Series G Preferred Stock Into Common Stock [Member]      
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Conversion of stock 9,010 0  
COVID Loan [Member]      
CASH FLOWS FROM FINANCING ACTIVITIES:      
Repayments on COVID loans 0 (100,930)  
Series F Preferred Stock and Warrants [Member]      
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from the sale of preferred stock and warrants 500,000 1,500,000  
Series B Warrants [Member]      
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from exercise of warrants 0 170,833  
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Accrued expense settled with Series B Warrant exercise   $ 350,000  
Series F Warrants [Member]      
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from exercise of warrants $ 961,775