Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 12,792,000	$ 13,690,000
Restricted cash	250,000	118,000
Accounts receivable, net of allowance for credit losses of $100,000 at March 31, 2024 and at December 31, 2023	6,429,000	4,343,000
Other receivables	556,000	504,000
Prepaid maintenance	821,000	1,275,000
Prepaid expenses and other current assets	517,000	526,000
Total current assets	21,365,000	20,456,000
Property and equipment, net	26,879,000	25,844,000
Land	19,000	19,000
Goodwill	1,265,000	1,265,000
Intangible asset	78,000	78,000
Right of use assets, net	36,000	57,000
Other assets	482,000	443,000
Total assets	50,124,000	48,162,000
Current liabilities:
Accounts payable	267,000	315,000
Employee compensation and benefits	715,000	757,000
Other accrued liabilities	1,584,000	1,226,000
Asset retirement obligations, related party (includes $250,000 non-related party at March 31, 2024 and December 31, 2023)	650,000	650,000
Income taxes payable	1,180,000	1,229,000
Current portion of lease liabilities	36,000	57,000
Line of credit	2,400,000	2,500,000
Current portion of long-term debt, net	2,710,000	2,084,000
Total current liabilities	10,779,000	10,779,000
Long-term debt, net, less current portion	12,892,000	11,041,000
Deferred income taxes	68,000	63,000
Total liabilities	23,739,000	21,883,000
Commitments (see Note 9)
Shareholders' equity:
Common stock, no par value (10,000,000 authorized shares; Issued and outstanding shares - 6,330,000 at March 31, 2024 and 6,300,000 at December 31, 2023)	10,763,000	10,763,000
Additional paid-in capital	8,330,000	8,232,000
Retained earnings	3,748,000	3,629,000
Total equity-American Shared Hospital Services	22,841,000	22,624,000
Non-controlling interests in subsidiaries	3,544,000	3,655,000
Total shareholders' equity	26,385,000	26,279,000
Total liabilities and shareholders' equity	50,124,000	48,162,000
Related Party [Member]
Current liabilities:
Related party liabilities	$ 1,237,000	$ 1,961,000