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Summary of Significant Accounting Policies (Details 1) - shares shares in Millions | 12 Months Ended
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Mar. 31, 2018 | Apr. 01, 2017 | Apr. 02, 2016
Summary of basic and diluted shares |  |  |
Basic shares | 81.7 | 82.7 | 85.2
Dilutive effect of stock options and RSUs | 0.8 | 0.0 | 0.7
Diluted shares | 82.5 | 82.7 | 85.9
Summary of Significant Accounting Policies (Textual) [Abstract] |  |  |
Incremental shares excluded from the computation of diluted shares due to net loss incurred |  | 0.7 |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 2.0 | 2.2 | 2.6

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- Definition Summary of significant accounting policies. + References No definition available. + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=96947427&loc=d3e1448-109256 + Details
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