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Summary of Accounting Policies - Narrative (Detail) $ in Millions | Dec. 30, 2018 USD ($)
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Accounting Policies [Abstract] |
Impact of the Tax Act on Accumulated Other Comprehensive Income (ASU No. 2018-02) | $ 45.9

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- Definition Amount of increase (decrease) in accumulated other comprehensive income (AOCI) for reclassification to retained earnings of tax effect from remeasurement of deferred tax pursuant to Tax Cuts and Jobs Act. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL116659650-108580 + Details
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