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Earnings Per Share And Shareholders' Equity (Dividends) (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended
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Apr. 29, 2017 | Apr. 30, 2016
Earnings Per Share And Shareholders' Equity [Abstract] |  |
Ordinary Dividends | $ 0.60 | $ 0.60
Special Dividends | 0 | 2
Total Dividends | $ 0.6 | $ 2.6
Payments of Dividends | $ 172 | $ 750

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- Definition Special Dividend To Common Stockholders Per Share Paid + References No definition available. + Details
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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