Derivative Instruments and Hedging Strategies (Details Textual) (USD $)	3 Months Ended	9 Months Ended
	Jun. 30, 2012	Jun. 30, 2012	Sep. 30, 2011
Derivative Instruments and Hedging Strategies (Textual) [Abstract]
Total notional amount of outstanding derivatives	$ 700,000	$ 700,000
Fair value of foreign exchange forwards derivative outstanding			0
Net losses (net of tax) on outstanding derivatives	$ 0	$ 0
Maximum term for recorded transactions		4 months
Immaterial amount of ineffectiveness from cash	we recorded in selling, general and administrative expense an immaterial amount of ineffectiveness from cash flow hedges	we recorded in selling, general and administrative expense an immaterial amount of ineffectiveness from cash flow hedges