Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Net sales	$ 452,732	$ 455,875	$ 1,276,514	$ 1,366,383
Costs and expenses:
Cost of sales and operating expenses	327,909	326,882	918,516	953,437
Selling, general and administrative expenses	38,523	35,487	112,786	100,272
Depreciation and amortization	20,524	18,953	62,958	57,689
Total costs and expenses	386,956	381,322	1,094,260	1,111,398
Operating income	65,776	74,553	182,254	254,985
Other expense:
Interest expense	(5,868)	(7,409)	(18,546)	(29,382)
Other income/(expense), net	232	(833)	(106)	(2,293)
Total other expense	(5,636)	(8,242)	(18,652)	(31,675)
Equity in net loss of unconsolidated subsidiary	(833)	(170)	(1,725)	(1,344)
Income before income taxes	59,307	66,141	161,877	221,966
Income taxes	22,135	25,009	59,909	82,045
Net income	$ 37,172	$ 41,132	$ 101,968	$ 139,921
Basic income per share	$ 0.32	$ 0.35	$ 0.87	$ 1.23
Diluted income per share	$ 0.31	$ 0.35	$ 0.86	$ 1.22