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Employee Retirement and Profit Sharing Plans (Narrative) (Details) $ in Millions | 12 Months Ended
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Mar. 31, 2018 USD ($) item | Mar. 25, 2017 USD ($) | Mar. 26, 2016 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |
Minimum term criteria for availing defined benefit plans | 1 year |  |
Minimum age criteria for availing defined benefit plans | item | 21 |  |
Charges to expense for the Company's matching contributions | $ 1.0 | $ 0.8 | $ 0.7
Total liability, Deferred Compensation Plan | $ 2.1 | $ 2.1 |
Fixed Income Securities [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Company's general target allocation for the plan | 40.00% |  |
Equity Securities [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Company's general target allocation for the plan | 60.00% |  |

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- Definition Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date. + References No definition available. + Details
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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5)(i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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