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Fair Value of Financial Instruments (Tables)

12 Months Ended

Sep. 30, 2012

Fair Value of Financial Instruments [Abstract]

Fair value measurement of the Company's short-term investments


	As of September 30, 2012 (in thousands)
	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	$	11,109		$	11,109	$	—		$	—
Government bonds		8,851			8,851		—			—
Foreign currency forward contract		(215	)		—		(215	)		—

Total	$	19,745		$	19,960	$	(215	)	$	—


	As of September 30, 2011 (in thousands)
	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	$	3,872	$	3,872	$	—	$	—
Government bonds		1,054		1,054		—		—

Total	$	4,926	$	4,926	$	—	$	—

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References+ Details