Fair Value of Financial Instruments (Tables)

12 Months Ended

Sep. 30, 2014

Fair Value of Company's Short-term Investments and Foreign Currency Forward Contracts

The following tables present the fair value of the Company’s short-term investments and foreign currency forward contracts at September 30, 2014 and 2013, respectively, by valuation hierarchy and input (in thousands):

	AS OF SEPTEMBER 30, 2014
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable (Level 2)		Significant Unobservable (Level 3)
Short-term investments:
Corporate bonds	$	14,235	$	14,235	$	—	$	—
Government bonds		5,626		5,626		—		—
Foreign currency forward contract		795		—		795		—
Total	$	20,656	$	19,861	$	795	$	—

	As of SEPTEMBER 30, 2013
	Total			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable (Level 2)			Significant Unobservable (Level 3)
Foreign currency forward contract	$	(351	)	$	—	$	(351	)	$	—
Total	$	(351	)	$	—	$	(351	)	$	—