Quarterly report pursuant to Section 13 or 15(d)

Organization And Summary Of Significant Accounting Policies (Schedule Of Gross Realized Gain/Loss) (Details)

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Organization And Summary Of Significant Accounting Policies (Schedule Of Gross Realized Gain/Loss) (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Trading securities:        
Sale Proceeds     $ 8,176,418 $ 4,487,430
Gross Realized (Losses)     74,732 246,915
Gross Realized Gains     5,894,164 1,211,032
Gain (loss) on sale of marketable securities    467,819 5,819,432 964,117
Available-for-sale securities:        
Sale Proceeds          
Gross Realized Losses          
Gross Realized Gains