Changes to Accumulated Other Comprehensive Loss, Net of Income Tax (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Accumulated Other Comprehensive Income (Loss) [Abstract]
Accumulated other comprehensive loss, beginning balance	$ (112,047)	$ (33,709)	$ (64,672)
Reclassified to earnings (materials, labor and other production costs), net of income tax of $7,734, $(13,123) and $5,051, respectively	12,354	(20,962)	8,069
Net change recognized on the effective portion of cash flow hedges, net of income tax of $(968), $(11,175) and $17,326, respectively	(1,546)	(17,851)	27,700
Prior service cost for the period, net of income tax of $0, $0 and $41			68
Net (loss) gain for the period, net of income tax of $(10,150), $(25,740) and $(3,799), respectively	(16,214)	(41,117)	(6,070)
Amortization of actuarial loss, net of income tax of $1,842, $1,099 and $815, respectively	2,944	1,750	1,303
Amortization of prior service (credits), net of income tax of $(99), $(99) and $(67), respectively	(158)	(158)	(107)
Accumulated other comprehensive loss, ending balance	$ (114,667)	$ (112,047)	$ (33,709)