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Fair Value Schedule of Contingent Consideration (Details) - Contingent Consideration - USD ($) $ in Thousands | 12 Months Ended
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Dec. 26, 2015 | Dec. 27, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Beginning balance | $ 2,828 | $ 0
Additions | 973 | 2,678
Payments | (600) | 0
Total gains or losses (realized/unrealized): |  |
Reversal of previously recorded contingent liability and change in fair value | (1,831) | 150
Ending balance | $ 1,370 | $ 2,828

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- Definition Amount of gain (loss) recognized on the income statement for financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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