Fair Value Measurement (Details Textual) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Goodwill		$ 6,240,983	$ 10,254,160	$ 12,521,971
Goodwill, Impairment Loss, before tax	4,000,000	2,300,000
Acquired Customer Base [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Goodwill, Impairment Loss, before tax	2,800,000
Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Goodwill			$ 4,015,072