v3.25.4

Business and Summary of Significant Accounting Policies (Details Narrative) - USD ($) | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024
Business and Summary of Significant Accounting Policies |  |
Short-term investments in money market | $ 7,573,000 | $ 4,523,000
Non-current restricted cash | 230,000 | 230,000
Cash and restricted cash | 82,000 | $ 81,000
Cash and cash equivalents held in brokerage accounts and foreign banks | $ 38,000 |
Potentially dilutive shares related to outstanding common stock options | 5,565,000 | 5,348,500

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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