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Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock, Common [Member]
Total
Balance at Mar. 31, 2024 $ 1,113,458 $ 8,567,856 $ 9,122,481 $ (1,175,530) $ 17,628,265
Net income 291,039 291,039
Dividends paid     (209,000)   (209,000)
Stock-based compensation 52,439 52,439
Issuance of stock through options exercised 6,183 71,458 77,641
Purchase of stock (188,637) (188,637)
Balance at Jun. 30, 2024 1,119,641 8,691,753 9,204,520 (1,364,167) 17,651,747
Balance at Mar. 31, 2024 1,113,458 8,567,856 9,122,481 (1,175,530) 17,628,265
Net income         608,237
Purchase of stock         (703,216)
Balance at Sep. 30, 2024 1,119,641 8,743,383 9,521,718 (1,878,746) 17,505,996
Balance at Jun. 30, 2024 1,119,641 8,691,753 9,204,520 (1,364,167) 17,651,747
Net income 317,198 317,198
Stock-based compensation 51,630 51,630
Purchase of stock (514,579) (514,579)
Balance at Sep. 30, 2024 1,119,641 8,743,383 9,521,718 (1,878,746) 17,505,996
Balance at Mar. 31, 2025 1,119,641 8,844,953 10,625,849 (1,878,746) $ 18,711,697
Balance, shares at Mar. 31, 2025         2,239,283
Treasury stock, shares at Mar. 31, 2025         (193,283)
Net income 241,951 $ 241,951
Dividends paid (204,600) (204,600)
Stock-based compensation 51,208 51,208
Balance at Jun. 30, 2025 1,119,641 8,896,161 10,663,200 (1,878,746) 18,800,256
Balance at Mar. 31, 2025 1,119,641 8,844,953 10,625,849 (1,878,746) $ 18,711,697
Balance, shares at Mar. 31, 2025         2,239,283
Treasury stock, shares at Mar. 31, 2025         (193,283)
Net income         $ 565,457
Issuance of stock, shares        
Acquisitions, shares        
Balance at Sep. 30, 2025 1,119,641 8,939,194 10,986,706 (1,878,746) $ 19,166,795
Balance, shares at Sep. 30, 2025         2,239,283
Treasury stock, shares at Sep. 30, 2025         (193,283)
Common stock, shares outstanding at Sep. 30, 2025         2,046,000
Balance at Jun. 30, 2025 1,119,641 8,896,161 10,663,200 (1,878,746) $ 18,800,256
Net income 323,506 323,506
Stock-based compensation 43,033 43,033
Balance at Sep. 30, 2025 $ 1,119,641 $ 8,939,194 $ 10,986,706 $ (1,878,746) $ 19,166,795
Balance, shares at Sep. 30, 2025         2,239,283
Treasury stock, shares at Sep. 30, 2025         (193,283)
Common stock, shares outstanding at Sep. 30, 2025         2,046,000