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Note 6 - Per Share Amounts (Tables)
6 Months Ended
Jun. 30, 2023
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
  

Three Months Ended June 30,

  

Six Months Ended June 30,

 
  

2023

  

2022

  

2023

  

2022

 

Net (loss) income attributable to American Shared Hospital Services

 $(111,000) $497,000  $77,000  $766,000 
                 

Weighted average common shares for basic earnings per share

  6,336,000   6,203,000   6,336,000   6,187,000 

Dilutive effect of stock options and restricted stock awards

  -   78,000   129,000   79,000 

Weighted average common shares for diluted earnings per share

  6,336,000   6,281,000   6,465,000   6,266,000 
                 

Basic (loss) earnings per share

 $(0.02) $0.08  $0.01  $0.12 

Diluted (loss) earnings per share

 $(0.02) $0.08  $0.01  $0.12