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Note G - Treasury Stock (Details Textual) - September 2011 Reauthorization [Member] - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2022 | Sep. 30, 2022 | Nov. 30, 2017
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares) |  |  | 500,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in shares) |  | 365,266 |
Treasury Stock, Shares, Retired (in shares) | 12,268,395 |  |
Treasury Stock, Common, Shares (in shares) |  | 93,124 |
Treasury Stock, Common, Value |  | $ 2,877,000 |

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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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