Operations By Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 29, 2013		Jun. 30, 2012		Jun. 29, 2013		Jun. 30, 2012
Segment Reporting Information [Line Items]
Sales	$ 1,533,049		$ 1,602,399		$ 3,299,779		$ 3,475,311
Operating income (loss)	(869)		23,088		101,028		40,937
Operating Segments
Segment Reporting Information [Line Items]
Sales	1,533,049		1,602,399		3,299,779		3,475,311
Segment income (loss)	10,820	[1]	21,019	[1]	33,213	[1]	62,066	[1]
Other operating (expenses) income, net	(11,689)		2,069		67,815		(21,129)
Operating income (loss)	(869)		23,088		101,028		40,937
Operating Segments | Contract
Segment Reporting Information [Line Items]
Sales	849,661		878,838		1,770,953		1,839,422
Segment income (loss)	17,057	[1]	25,704	[1]	32,485	[1]	52,791	[1]
Other operating (expenses) income, net	(4,311)				(4,311)
Operating income (loss)	12,746		25,704		28,174		52,791
Operating Segments | Retail
Segment Reporting Information [Line Items]
Sales	683,388		723,561		1,528,826		1,635,889
Segment income (loss)	1,943	[1]	2,842	[1]	18,166	[1]	25,668	[1]
Other operating (expenses) income, net	(44)				(44)		(25,266)
Operating income (loss)	1,899		2,842		18,122		402
Operating Segments | Corporate And Other
Segment Reporting Information [Line Items]
Segment income (loss)	(8,180)	[1]	(7,527)	[1]	(17,438)	[1]	(16,393)	[1]
Other operating (expenses) income, net	(7,334)		2,069		72,170		4,137
Operating income (loss)	$ (15,514)		$ (5,458)		$ 54,732		$ (12,256)

[1] Beginning in 2013, segment income (loss) for all periods presented excludes dividend income from our Boise Investment due to the redemption of the non-voting securities in the first quarter of 2013 which totaled $1.0 million for the first six months of 2013 (all in the first quarter) and $2.1 million and $4.1 million during the second quarter and first six months of 2012, respectively, and were reported in operating, selling and general and administrative expenses in the Consolidated Statements of Operations.