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Fair Value Measurements (Details 2) - Marketable equity securities - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	May. 03, 2014	Nov. 01, 2014
Available-for-sale securities
Proceeds from sale of available-for-sale securities	$ 0.6	$ 0.6
Other income/expense
Available-for-sale securities
Gains recognized on sale of available-for-sale securities	$ 0.1	$ 0.1

X

- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 320



-SubTopic 10



-Section 50



-Paragraph 9



-Subparagraph (a)



-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

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X

- Definition

The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Glossary Investing Activities



-URI http://asc.fasb.org/extlink&oid=6516133



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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 320



-SubTopic 10



-Section 45



-Paragraph 11



-URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562



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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 230



-SubTopic 10



-Section 45



-Paragraph 12



-Subparagraph (a),(b)



-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

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- Definition

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+ References

No definition available.

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