Organization And Summary Of Significant Accounting Policies (Schedule Of Basic Weighted Average Shares) (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Organization And Summary Of Significant Accounting Policies Schedule Of Basic Weighted Average Shares
Basic weighted average shares outstanding	46,296,364	46,928,935	46,378,481	46,906,092
Dilutive options
Diluted weighted average shares outstanding	46,296,364	46,928,935	46,378,481	46,906,092