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Accrued and Other Current Liabilities (Text) (Details) - Employer's share of FICA taxes [Member] - Internal Revenue Service (IRS) [Member] - USD ($) $ in Millions | 12 Months Ended
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Dec. 27, 2015 | Dec. 28, 2014
Tax year 2010 [Member] |  |
Schedule Of Accrued Liabilities And Other Liabilities Current [Line Items] |  |
Payments for other taxes |  | $ 5.0
Tax years 2012 and 2011 [Member] |  |
Schedule Of Accrued Liabilities And Other Liabilities Current [Line Items] |  |
Payments for other taxes | $ 6.4 |
Accrued and other current liabilities [Member] |  |
Schedule Of Accrued Liabilities And Other Liabilities Current [Line Items] |  |
Loss contingency, accrual, current | $ 3.1 | $ 12.0

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- Definition [Line Items] for Schedule Of Accrued Liabilities And Other Liabilities Current [Table] + References No definition available. + Details
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- Definition Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 + Details
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- Definition The amount of cash paid during the current period for taxes other than income taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
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