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Note I - Supplemental Disclosures of Cash Flow Information and Non-cash Investing and Financing Activities | 12 Months Ended
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Dec. 31, 2025
Notes to Financial Statements |
Cash Flow, Supplemental Disclosures [Text Block] | NOTE I - SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION AND NON-CASH INVESTING AND FINANCING ACTIVITIES As of December 31, 2025, the Company had a number of unconverted Guardian Chemical shares that would convert to approximately 174 shares of United-Guardian, Inc. common stock if all of the remaining holders of those Guardian shares converted their Guardian stock to United-Guardian stock. The Company’s transfer agent continues to try to locate the holders of those shares in anticipation of escheating them to the appropriate state jurisdictions. The Company is currently accruing dividends on the 174 shares that have not yet been exchanged or designated for escheatment as of December 31, 2025, and the Company will continue to do so as dividends are declared.

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/230/tableOfContent + Details
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