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Equity Compensation (Summary of Effect of Stock-Based Compensation on Cost of Goods Sold) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
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Mar. 31, 2018 | Mar. 25, 2017 | Mar. 26, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Effect on pre-tax income | $ 48,741 | $ 39,593 | $ 33,506
Income Tax Benefit | (5,953) | (12,482) | (10,306)
Total share-based compensation expense (net of taxes) | $ 42,788 | $ 27,111 | $ 23,200
Share based compensation effects on basic earnings per share (in dollars per share) | $ 0.67 | $ 0.43 | $ 0.37
Share based compensation effects on diluted earnings per share (in dollars per share) | $ 0.65 | $ 0.41 | $ 0.35
Cost of sales |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Effect on pre-tax income | $ 1,474 | $ 1,071 | $ 1,145
Research and development |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Effect on pre-tax income | 26,137 | 21,186 | 17,173
Sales, general and administrative |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Effect on pre-tax income | $ 21,130 | $ 17,336 | $ 15,188

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- Definition Share Based Compensation Effects On Diluted Earnings (Loss) Per Share + References No definition available. + Details
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- Definition The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References No definition available. + Details
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- Definition The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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