Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Net sales	$ 445,422	$ 387,108
Costs and expenses:
Cost of sales and operating expenses	322,686	276,469
Selling, general and administrative expenses	42,293	37,369
Depreciation and amortization	21,867	20,760
Total costs and expenses	386,846	334,598
Operating income	58,576	52,510
Other expense:
Interest expense	(5,625)	(6,925)
Other income/(expense), net	1,067	(608)
Total other expense	(4,558)	(7,533)
Equity in net loss of unconsolidated subsidiary	(1,195)	(236)
Income before income taxes	52,823	44,741
Income taxes	20,418	16,170
Net income	$ 32,405	$ 28,571
Basic income per share	$ 0.27	$ 0.24
Diluted income per share	$ 0.27	$ 0.24