Note 8 - Stockholders' Equity - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Net Operating Gain (Loss)	$ (76,387)	$ (122,209)
Weighted average shares outstanding (in shares)	2,726,955	2,726,955
Effect of dilutive potential shares (in shares)	395,000	345,000
Shares outstanding - diluted (in shares)	3,121,955	3,071,955
Net loss per share - basic (in dollars per share)	$ (0.03)	$ (0.04)
Net loss per share - diluted (in dollars per share)	$ (0.02)	$ (0.04)

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details