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Shareholders' Equity (Details) - $ / shares | Jan. 24, 2019 | Oct. 25, 2018 | Jul. 25, 2018 | Apr. 25, 2018 | Jan. 25, 2018
--- | --- | --- | --- | --- | ---
Class of Stock [Line Items] |  |  |  |  |
Declared quarterly cash dividend |  | $ 0.26 | $ 0.26 | $ 0.26 | $ 0.22
Common Stock, Special Cash Dividends, Per Share, Declared |  | $ 0.14 |  |  |
Subsequent Event [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Declared quarterly cash dividend | $ 0.28 |  |  |  |
Common Stock, Special Cash Dividends, Per Share, Declared | $ 0.14 |  |  |  |

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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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