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Summary of Significant Accounting Policies - Share Repurchases (Details) - Common Stock shares in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 09, 2016 | Oct. 30, 2016 $ / shares shares | Oct. 25, 2015 $ / shares shares | Oct. 26, 2014 $ / shares shares | Jan. 29, 2013 shares
Shares Repurchases |  |  |  |  |
Authorized stock split ratio | 2 |  |  |  |
2013 Program |  |  |  |  |
Shares Repurchases |  |  |  |  |
Number of shares authorized to be repurchased (in shares) |  |  |  |  | 10.0
Stock repurchased (in shares) |  | 2.4 | 0.4 | 1.3 |
Average price of shares repurchased (in dollars per share) | $ / shares |  | $ 36.84 | $ 62.32 | $ 46.87 |

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- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB TOPIC 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Stock Split -URI http://asc.fasb.org/extlink&oid=6525746 + Details
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