Per Share Amounts (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted earnings per share for the three and six-month periods ended June 30, 2020 and 2019:

	Three Months ended June 30,				Six Months ended June 30,
	2020		2019		2020		2019
Net (loss) income attributable to American Shared Hospital Services	$	(483,000)	$	31,000	$	(618,000)	$	301,000
Weighted average common shares for basic earnings per share	6,008,000		5,876,000		6,066,000		5,862,000
Diluted effect of stock options and restricted stock awards	69,000		30,000		69,000		33,000
Weighted average common shares for diluted earnings per share	6,077,000		5,906,000		6,135,000		5,895,000
Basic (loss) earnings per share	$	(0.08)	$	0.01	$	(0.10)	$	0.05
Diluted (loss) earnings per share	$	(0.08)	$	0.01	$	(0.10)	$	0.05