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Note 12 - Subsequent Event | 12 Months Ended
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Dec. 31, 2022
Notes to Financial Statements |
Subsequent Events [Text Block] | NOTE 12 – SUBSEQUENT EVENT On February 15, 2023, the Company executed an equipment sales agreement with a new customer for the sale of a Gamma Knife upgrade and Cobalt-60 reload. The Company expects to complete the sale during the second or third quarter of 2023. The Company will fulfill this order by exercising its purchase commitments. See Note 10 – Commitments and Contingencies for additional information.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 855 -URI https://asc.fasb.org/topic&trid=2122774 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 855 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662 + Details
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