Quarterly report pursuant to Section 13 or 15(d)

Organization And Summary Of Significant Accounting Policies (Schedule Of Gross Unrealised Gain\Loss) (Details)

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Organization And Summary Of Significant Accounting Policies (Schedule Of Gross Unrealised Gain\Loss) (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Organization And Summary Of Significant Accounting Policies Schedule Of Gross Unrealised Gainloss Details      
Trading Securities, Gross Unrealized Gain $ 1,684,865   $ 4,966,872
Trading Securities, Gross Unrealized Loss      6,692,643
Trading Securities, Net Unrealized Gain (Loss) 1,684,865   (1,725,771)
Trading Securities, Fair Value 2,968,569   1,717,438
Available-for-sale securities, Gross Unrealized Gain 1,701,712   9,382,973
Available-for-sale securities, Gross Unrealized Loss      998,874
Available-for-sale-securities, Net Unrealized Gain (Loss) 1,701,712 (422,520) 8,384,099
Available-for-securities, Fair Value $ 10,793,820   $ 9,089,608