v3.26.1
CONDENSED STATEMENTS OF CASH FLOWS - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities    
Net loss $ (1,394,396) $ (10,588,187)
Adjustments to reconcile net loss to net cash from (used in) operating activities:    
Depreciation and amortization 3,801,019 3,755,483
Net unrealized loss (gain) on investments (13,022) 5,600,837
Realized loss (gain) on investments (6,366,467)  
Bond amortization (500) (531)
Provision for credit losses 142,998 88,872
Inventory obsolescence adjustment 884,503 616,740
Other income - TIA (2,946,464) (2,954,054)
(Increase) decrease in operating assets:    
Accounts receivable (1,268,536) (388,065)
Inventories 369,867 (1,876,847)
Other current assets (70,829) 8,711
Income taxes receivable   316,422
Other assets 11,179 22,356
Increase (decrease) in operating liabilities:    
Accounts payable 1,361,063 (230,233)
Accrued liabilities 2,388,332 419,744
Income taxes payable 846 (814)
Net cash used in operating activities (3,100,407) (5,209,566)
Cash flows from investing activities    
Purchase of property, plant, and equipment (36,050) (419,284)
Purchase of debt and equity securities (30,949,493) (281,300)
Proceeds from the sales of debt and equity securities 34,483,335 5,000,000
Net cash from investing activities 3,497,792 4,299,416
Cash flows from financing activities    
Principal payments on finance lease obligation (50,023)  
Repayments of long-term debt (179,724) (165,030)
Payment of preferred stock dividends (115,222) (115,222)
Net cash used in financing activities (344,969) (280,252)
Net increase (decrease) in cash and cash equivalents 52,416 (1,190,402)
Cash and cash equivalents at:    
Beginning of period 2,588,625 4,235,388
End of period 2,641,041 3,044,986
Supplemental schedule of cash flow information:    
Interest paid 29,091 45,764
Income taxes paid 7,025 7,381
Supplemental schedule of noncash investing and financing activities:    
Preferred dividends declared, not paid $ 57,611 $ 57,611