v3.7.0.1
Other Comprehensive Income (Schedule of Components of Accumulated Comprehensive Loss) (Details) - USD ($)
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Increase (Decrease) in Other Accumulated Comprehensive Income (Loss) [Roll Forward]        
Balance at beginning of period     $ 55,667,072  
Other comprehensive income $ 14,689 $ 34,289 192,809 $ 102,867
Balance at end of period 59,671,700   59,671,700  
Accumulated Other Comprehensive Income (Loss) [Member]        
Increase (Decrease) in Other Accumulated Comprehensive Income (Loss) [Roll Forward]        
Balance at beginning of period     (2,497,231)  
Balance at end of period $ (2,304,422)   $ (2,304,422)