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Significant Accounting Policies - Narrative - Foreign Currency Translation (Details) - USD ($) $ in Millions	12 Months Ended
	May. 02, 2015	May. 03, 2014	Apr. 27, 2013
Accounting Policies [Abstract]
Foreign exchange losses	$ 0.2	$ 0.8	$ 1.1

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- References

No definition available.

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- Definition

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 50



-Paragraph 1



-URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895



Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 45



-Paragraph 2



-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30700-110894



Reference 3: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 45



-Paragraph 1



-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30690-110894

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