Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Other Securities (Details 1)

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Fair Value of Other Securities (Details 1) (USD $)
3 Months Ended
Sep. 30, 2013
Jun. 30, 2013
Aug. 31, 2012
Dec. 31, 2012
Feb. 29, 2012
Nov. 30, 2011
Fair Value Disclosures [Abstract]            
changes in Unrealized Gain Loss on Assets Held and Realized and Unrealized Gain Loss on Other Equity Securities Included In Income $ 3,509,432 [1]   $ (355,223) [1]      
The changes for all Level 3 assets measured at fair value on a recurring basis using significant unobservable inputs            
Fair value beginning balance       19,707,126 19,529,783 41,856,730
Total realized and unrealized gains included in net income 3,509,432   15,467,845      
Sales   0 (35,919,672)      
Return of capital adjustments impacting cost basis of securities (1,048,290)   (1,875,120)      
Fair value ending balance $ 22,168,268     $ 19,707,126 $ 19,529,783 $ 41,856,730
[1] 1) Located in Net realized and unrealized gain (loss) on other equity securities in the Consolidated Statements of Income