Note 2 - Summary of Significant Accounting Policies - Reconciliation of Net Income and Number of Shares Used in Computers of Basic and Diluted EPS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Net income	$ 3,929,000	$ 4,189,000
Basic weighted average common shares outstanding (in shares)	11,137,873	11,856,356
Add: Dilutive effect of common stock options (in shares)	97,173	0
Diluted weighted average common shares outstanding (in shares)	11,235,046	11,856,356
Basic earnings per common share (in dollars per share)	$ 0.35	$ 0.35
Diluted earnings per common share (in dollars per share)	$ 0.35	$ 0.35

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

+ Details

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

+ Details

- Definition

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

+ References

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+ Details

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