XML 31 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
Summary Of Significant Accounting Policies (Summary Of Realized And Unrealized Gains And (Losses)) (Details) (USD $)
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Summary Of Significant Accounting Policies [Abstract]      
Realized $ 13,555 $ 462,033 $ 2,138,685
Increase (decrease) in fair value 597,469 (388,211) (1,404,386)
Total $ 611,024 $ 73,822 $ 734,299