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Fair Value Measurements (Details 2) (USD $) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
May 03, 2014 | Aug. 02, 2014 | Feb. 01, 2014
Available-for-sale securities |  |  |
Accumulated unrealized gains, net of tax, included in accumulated other comprehensive income (loss) |  |  | $ 103,000
Corporate bonds |  |  |
Available-for-sale securities |  |  |
Available-for-sale securities, included in short-term investments and other assets depending on their respective maturity dates |  | 5,000,000 | 5,100,000
Maturity date |  | Sep. 30, 2014 |
Marketable equity securities |  |  |
Available-for-sale securities |  |  |
Available-for-sale securities, included in short-term investments and other assets depending on their respective maturity dates |  | 100,000 | 600,000
Proceeds from sale of available-for-sale securities | 598,000 | 598,000 |
Marketable equity securities | Other income/expense |  |  |
Available-for-sale securities |  |  |
Gains recognized on sale of available-for-sale securities | $ 100,000 | $ 100,000 |

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- Definition Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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