Note F - Common Stock and Stock-based Compensation: Schedule of Nonvested Share Activity (Details) - shares				12 Months Ended
	Mar. 22, 2017	Jan. 10, 2017	Jan. 09, 2017	Dec. 31, 2016	Dec. 31, 2015
Details
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Beginning Balance				727,666	1,361,833
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	3,000	650,000	850,000	48,000	186,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares				(665,666)	(661,667)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period				(21,000)	(158,500)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Ending Balance				89,000	727,666