Benefit Plans - Amounts Recognized in the Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	$ (114,831)	$ (85,682)
Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	(55,605)	(22,789)
Total liability - pension plans	$ (55,605)	$ (22,789)

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant