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BALANCE SHEETS (September 30, 2025 Unaudited) - USD ($)
Sep. 30, 2025
Mar. 31, 2025
Current assets    
Cash and cash equivalents $ 5,107,481 $ 8,036,564
Marketable securities, short-term (amortized cost of $12,597,421 as of September 30, 2025, and $13,730,266 as of March 31, 2025) 12,640,185 13,691,593
Accounts receivable, net of allowance for credit losses of $15,000 2,440,856 3,589,268
Inventories, net 7,418,843 7,449,083
Prepaid expenses and other assets 1,163,093 433,414
Total current assets 28,770,458 33,199,922
Fixed assets    
Machinery and equipment 12,783,642 11,758,205
Leasehold improvements 2,059,853 1,956,309
Less accumulated depreciation and amortization 11,902,066 11,727,615
Net fixed assets 2,941,429 1,986,899
Deferred tax assets 1,079,733 1,867,069
Marketable securities, long-term (amortized cost of $27,771,414 as of September 30, 2025, and $26,353,692 as of March 31, 2025) 27,844,069 26,304,623
Right-of-use asset - operating lease 854,529 917,349
Total assets 61,490,218 64,275,862
Long-Lived Assets 14,843,495 13,714,514
Current liabilities    
Accounts payable 229,526 214,691
Accrued payroll and other 585,395 871,169
Operating lease 155,800 83,010
Total current liabilities 970,721 1,168,870
Long-term operating lease liability 806,542 838,221
Total liabilities 1,777,263 2,007,091
Shareholders' equity    
Common Stock, Value 48,372 48,372
Additional paid-in capital 19,894,256 19,821,106
Accumulated other comprehensive income (loss) 90,166 (68,544)
Retained earnings 39,680,161 42,467,837
Total shareholders' equity 59,712,955 62,268,771
Total liabilities and shareholders' equity $ 61,490,218 $ 64,275,862 [1]
[1] The March 31, 2025 Balance Sheet is derived from the audited financial statements contained in our Annual Report on Form 10-K for the fiscal year ended March 31, 2025.