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Fair Value Level 3 Inputs - (Details) | 12 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 01, 2014 | Nov. 01, 2014 Discounted Cash Flow Analysis Level 3 | Nov. 01, 2014 Auction Rate Securities (ARS) Discounted Cash Flow Analysis Level 3 | Nov. 02, 2013 Auction Rate Securities (ARS) Discounted Cash Flow Analysis Level 3
Fair Value Inputs Assets Quantitative Information [Line Items] |  |  |  |
Total Term | 8 years 8 months 12 days | 7 years 10 months 24 days | 7 years 10 months 24 days | 8 years 10 months 24 days
Comparitive Bond Discount Rate | 0.14% |  | 0.115% | 0.11%
ARS Yield | 0.07% |  | 0.07% | 0.11%

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- Definition Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Ratio of the net operating income produced by an asset and its capital cost (original prices paid to buy the asset), used as an input to measure fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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