Summary of Significant Accounting Policies (Details 5) (USD $)						12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Original option plan August 2004	Sep. 30, 2013 Second option plan January 2007	Sep. 30, 2013 Restricted Stock Plan	Sep. 30, 2013 Stock Option Plans item	Sep. 30, 2013 Non-qualified stock options item
Stock-based Compensation
Number of shares of common stock reserved for issuance			1,000,000	500,000	400,000	1,500,000
Number of plans						2	2
Period during which options are exercisable						10 years
Vesting of awards per year (as a percent)						33.33%
Award vesting period						3 years
Financial Instruments
Foreign currency exchange contracts outstanding	$ 0	$ 0