Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues	$ 4,828,000	$ 4,099,000	$ 14,709,000	$ 12,939,000
Costs of revenue:
Maintenance and supplies	472,000	436,000	1,374,000	1,291,000
Depreciation and amortization	1,171,000	1,224,000	3,514,000	3,666,000
Other direct operating costs	956,000	847,000	2,889,000	2,881,000
Other direct operating costs, related party	272,000	125,000	820,000	593,000
Cost of Revenue, Total	2,871,000	2,632,000	8,597,000	8,431,000
Gross margin	1,957,000	1,467,000	6,112,000	4,508,000
Selling and administrative expense	1,260,000	1,119,000	3,725,000	3,293,000
Interest expense	249,000	162,000	546,000	587,000
Operating income	448,000	186,000	1,841,000	628,000
(Loss) on extinguishment of debt	0	0	0	(401,000)
Interest and other income (loss)	36,000	(1,000)	31,000	0
Income before income taxes	484,000	185,000	1,872,000	227,000
Income tax expense (benefit)	176,000	17,000	630,000	(1,000)
Net income	308,000	168,000	1,242,000	228,000
Less: Net loss (income) attributable to non-controlling interests	8,000	(135,000)	(160,000)	(253,000)
Net income (loss) attributable to American Shared Hospital Services	$ 316,000	$ 33,000	$ 1,082,000	$ (25,000)
Net income (loss) per share:
Income (loss) per common share - basic (in dollars per share)	$ 0.05	$ 0.01	$ 0.17	$ (0.00)
Income (loss) per common share - diluted (in dollars per share)	$ 0.05	$ 0.01	$ 0.17	$ (0.00)
Weighted average common shares for basic earnings (loss) per share (in shares)	6,234,000	6,103,000	6,223,000	5,824,000
Weighted average common shares for diluted earnings (loss) per share (in shares)	6,273,000	6,123,000	6,261,000	5,824,000
Rental Income from Medical Services [Member]
Revenues	$ 4,101,000	$ 3,477,000	$ 12,382,000	$ 10,892,000
Patient Income [Member]
Revenues	$ 727,000	$ 622,000	$ 2,327,000	$ 2,047,000