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Note 6 - Per Share Amounts - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Net (loss) income attributable to American Shared Hospital Services $ (17,000) $ (207,000) $ (922,000) $ 3,514,000
Weighted average common shares for basic (loss) earnings per share (in shares) 6,632,000 6,482,000 6,593,000 6,482,000
Dilutive effect of stock options and restricted stock awards (in shares) 0 0 0 38,000
Weighted average common shares for diluted earnings (loss) per share (in shares) 6,632,000 6,482,000 6,593,000 6,520,000
Basic earnings (loss) per share (in dollars per share) $ (0) $ (0.03) $ (0.14) $ 0.54
Diluted earnings (loss) per share (in dollars per share) $ (0) $ (0.03) $ (0.14) $ 0.54