CONDENSED BALANCE SHEETS - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 2,765,893	$ 2,588,625
Accounts receivable, net	6,977,823	7,904,120
Investments in debt and equity securities, at fair value	32,852,028	34,382,808
Inventories	16,431,929	17,188,397
Income taxes receivable	308,106	308,106
Other current assets	622,432	711,274
Total current assets	59,958,211	63,083,330
Property, plant, and equipment, net	77,306,208	79,180,049
Other assets	330,938	366,910
Total assets	137,595,357	142,630,289
Current liabilities:
Accounts payable	5,383,936	5,339,797
Current portion of long-term debt	372,315	365,277
Accrued compensation	919,090	762,213
Dividends payable	1,417,438	1,417,438
Accrued royalties to shareholder	656,996	748,213
Other accrued liabilities	1,687,149	957,409
Income taxes payable	9,182	7,345
Total current liabilities	10,446,106	9,597,692
Other long-term liabilities	56,622,897	58,127,212
Long-term debt, net of current maturities	434,118	530,368
Total liabilities	67,503,121	68,255,272
Stockholders' equity:
Common Stock, no par value
Additional paid-in capital	73,160,333	73,160,333
Retained earnings	9,590,136	13,872,917
Common stock in treasury - at cost	(12,888,678)	(12,888,678)
Total stockholders' equity	70,092,236	74,375,017
Total liabilities and stockholders' equity	137,595,357	142,630,289
Series II, Class B
Stockholders' equity:
Preferred stock, $1 par value: Class B; authorized: 5,000,000 shares	156,200	156,200
Series III, Class B
Stockholders' equity:
Preferred stock, $1 par value: Class B; authorized: 5,000,000 shares	$ 74,245	$ 74,245