Changes to Accumulated Other Comprehensive Loss, Net of Income Tax, By Component (Detail) - USD ($) $ in Thousands		12 Months Ended
		Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss, beginning balance		$ (98,020)	$ (62,515)
Other comprehensive income before reclassifications		(6,732)	(48,874)
Reclassified to earnings from accumulated other comprehensive loss	[1]	7,952	13,369	$ 20,290
Accumulated other comprehensive income loss, ending balance		(96,800)	(98,020)	(62,515)
Gains/Losses on Cash Flow Hedges
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss, beginning balance		(11,408)	(11,416)
Other comprehensive income before reclassifications		(4,195)	(3,358)
Reclassified to earnings from accumulated other comprehensive loss		5,413	3,366
Accumulated other comprehensive income loss, ending balance		(10,190)	(11,408)	(11,416)
Accumulated Defined Benefit Plans Adjustment
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss, beginning balance		(86,612)	(51,099)
Other comprehensive income before reclassifications		(2,537)	(45,516)
Reclassified to earnings from accumulated other comprehensive loss	[1]	2,539	10,003	3,149
Accumulated other comprehensive income loss, ending balance		$ (86,610)	$ (86,612)	$ (51,099)

[1] Amounts in parentheses indicate debits to determine net income.