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Fair Value Measurement (Tables)

3 Months Ended

Jul. 28, 2012

Fair Value Disclosures [Abstract]

Schedule of Fair Value

There have been no transfers of assets or liabilities among the fair value hierarchies presented.

	Fair Value Measurements
	Level 1				Level 2				Total
Balance as of July 28, 2012:
Cash and cash equivalents	$	38,840			$	—			$	38,840
Restricted cash	49				—				49
Available-for-sale securities:
Certificates of deposit	—				7,164				7,164
U.S. Government securities	6,539				—				6,539
U.S. Government sponsored entities	—				5,203				5,203
Municipal obligations	—				6,144				6,144
Derivatives - currency forward contracts	—				(253		)		(253		)
	$	45,428			$	18,258			$	63,686
Balance as of April 28, 2012:
Cash and cash equivalents	$	29,423			$	—			$	29,423
Restricted cash	1,169				—				1,169
Available-for-sale securities:
Certificates of deposit	—				7,657				7,657
U.S. Government securities	7,556				—				7,556
U.S. Government sponsored entities	—				4,505				4,505
Municipal obligations	—				5,540				5,540
Derivatives - currency forward contracts	—				(95		)		(95		)
	$	38,148			$	17,607			$	55,755

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- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, 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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258

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