| Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Three Months Ended March 31, | | For the Nine Months Ended March 31, | | | 2025 | | 2024 | | 2025 | | 2024 | | Numerator: | | | | | | | | | | Numerator for basic loss per share: | | | | | | | | | | Net income (loss) | | $ | 271,472 | | | $ | (162,149) | | | $ | 485,276 | | | $ | (259,667) | | | Undeclared dividends on preferred stock | | 12,689 | | | 12,830 | | | 38,629 | | | 38,842 | | | Less: Net income allocating to participating securities | | 123,323 | | | — | | | 212,849 | | | — | | | Net income (loss) applicable to common shareholders | | $ | 135,460 | | | $ | (174,979) | | | $ | 233,798 | | | $ | (298,509) | | | Numerator for diluted income (loss) per share: | | | | | | | | | | Net income (loss) | | $ | 271,472 | | | $ | (162,149) | | | $ | 485,276 | | | $ | (259,667) | | | Undeclared dividends on preferred stock | | 12,689 | | | 12,830 | | | 38,629 | | | 38,842 | | | Diluted income (loss) | | $ | 258,783 | | | $ | (174,979) | | | $ | 446,647 | | | $ | (298,509) | | | Denominator for basic income (loss) per share | | | | | | | | | Denominator for basic income (loss) per share - weighted average shares outstanding
| | 7,415,329 | | | 7,415,329 | | | 7,415,329 | | | 7,415,329 | | | Weighted average preferred stock converted to common stock | | 6,750,888 | | | — | | | 6,750,888 | | | — | | | Denominator for diluted income (loss) assumed conversion | | 14,166,217 | | | 7,415,329 | | | 14,166,217 | | | 7,415,329 | | | Net income (loss) per share: | | | | | | | | | | Basic net income (loss) per share | | $ | 0.02 | | | $ | (0.02) | | | $ | 0.03 | | | $ | (0.04) | | | Diluted net income (loss) income per share | | $ | 0.02 | | | $ | (0.02) | | | $ | 0.03 | | | $ | (0.04) | | | | | | | | | | | | | | | | | | | |
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| Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
The following table summarizes convertible preferred stock and securities that, if exercised, would have an anti-dilutive effect on earnings (loss) per share.
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the three Months Ended March 31, | | For the Nine Months Ended March 31, | | | | 2025 | | 2024 | | 2025 | | 2024 | | | | | | Stock options | 21,000 | | | 157,000 | | | 21,000 | | | 157,000 | | | | | | | Convertible preferred stock | — | | | 6,407,820 | | | — | | | 6,407,820 | | | | | | | Total potential dilutive securities not included in income (loss) per share | 21,000 | | | 6,564,820 | | | 21,000 | | | 6,564,820 | | | | | |
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| Accounts Receivable, Allowance for Credit Loss |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the three Months Ended March 31, | | For the Nine Months Ended March 31, | | | 2025 | | 2024 | | 2025 | | 2024 | | Balance, at the beginning of the period | $ | 171,104 | | | $ | 133,524 | | | $ | 171,104 | | | $ | 153,878 | | | | | | | | | | | Reversal | — | | | — | | | — | | | (20,354) | | | Write-offs | — | | | (900) | | | — | | | (900) | | | Balance, at the end of the period | $ | 171,104 | | | $ | 132,624 | | | $ | 171,104 | | | $ | 132,624 | |
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