Quarterly report [Sections 13 or 15(d)]

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
Mar. 31, 2026
Jun. 30, 2025
Statement of Financial Position [Abstract]    
Accounts receivable, allowance $ 92,025 $ 355,464
Revenues in excess of billings, allowance $ 256,812 $ 34,496
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 500,000 500,000
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 18,000,000 18,000,000
Common stock, shares issued 12,785,940 12,700,465
Common stock, shares outstanding 11,846,909 11,761,434
Treasury stock, shares 939,031 939,031