STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues:
Revenues	$ 20,605	$ 19,714	$ 19,556
Costs of revenue:
Maintenance and supplies	2,618	2,399	1,359
Depreciation and amortization	7,341	6,745	6,601
Other direct operating costs	3,726	3,084	2,933
Costs and expenses	13,685	12,228	10,893
Gross margin	6,920	7,486	8,663
Selling and administrative expense	4,060	3,994	4,323
Interest expense	1,318	1,631	1,927
Operating income	1,542	1,861	2,413
Proceeds received from investment in equity securities	0	22	0
Loss on write down investment in equity securities	0	0	579
Interest and other income	16	198	3
Income before income taxes	1,558	2,081	1,837
Income tax expense (benefit)	128	451	(1,103)
Net income	1,430	1,630	2,940
Less: net income attributable to non-controlling interests	(771)	(607)	(1,017)
Net income attributable to American Shared Hospital Services	$ 659	$ 1,023	$ 1,923
Net income per share attributable to American Shared Hospital Services:
Income per common share- basic (in USD per share)	$ 0.11	$ 0.18	$ 0.33
Income per common share- diluted (in USD per share)	$ 0.11	$ 0.17	$ 0.33
Health Care
Revenues:
Revenues	$ 20,605	$ 19,714	$ 19,556