Segment, Customer and Geographical Reporting (Details 1) (USD $)	3 Months Ended				12 Months Ended
	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenue	$ 11,373,808	$ 12,082,037	$ 12,299,010	$ 12,132,295	$ 47,887,150	$ 46,951,666
Percentage Of Total Revenue					100.00%	100.00%
United State [Member]
Revenue					39,520,178	38,739,330
Percentage Of Total Revenue					82.60%	82.50%
Europe [Member]
Revenue					4,274,119	5,003,441
Percentage Of Total Revenue					8.90%	10.70%
Other Credit Derivatives [Member]
Revenue					$ 4,092,853	$ 3,208,895
Percentage Of Total Revenue					8.50%	6.80%