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Note A - The Company and Summary of Significant Accounting Policies - Adoption of ASC 842 Impact (Details) - USD ($)
Dec. 31, 2019
Sep. 30, 2019
Jan. 01, 2019
Dec. 31, 2018
Operating Lease, Right-of-Use Asset $ 566,479 $ 116,875 $ 602,937 $ 0
Prepaid expenses and other 108,397   138,216 150,811
Total assets 2,496,698   12,282,674 11,692,332
Operating lease liabilities, current portion 170,560   135,519 0
Operating lease liabilities, net of current portion 390,466   454,823 0
Total liabilities 4,781,871   1,816,452 1,226,110
Total liabilities and stockholders’ equity $ 2,496,698   12,282,674 $ 11,692,332
Accounting Standards Update 2016-02 [Member]        
Operating Lease, Right-of-Use Asset     602,937  
Prepaid expenses and other     (12,595)  
Total assets     590,342  
Operating lease liabilities, current portion     135,519  
Operating lease liabilities, net of current portion     454,823  
Total liabilities     590,342  
Total liabilities and stockholders’ equity     $ 590,342