Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Net sales	$ 1,723,550	$ 1,701,429	$ 1,797,249
Costs and expenses:
Cost of sales and operating expenses	1,261,101	1,232,604	1,268,221
Selling, general and administrative expenses	170,825	151,713	136,135
Depreciation and amortization	98,787	85,371	78,909
Acquisition costs	23,271	0	0
Total costs and expenses	1,553,984	1,469,688	1,483,265
Operating income	169,566	231,741	313,984
Other expense:
Interest expense	(38,108)	(24,054)	(37,163)
Foreign currency gains (losses)	28,107	0	0
Other income/(expense), net	(3,547)	1,760	(2,955)
Total other expense	(13,548)	(22,294)	(40,118)
Equity in net income/(loss) of unconsolidated subsidiary	7,660	(2,662)	(1,572)
Income from operations before income taxes	163,678	206,785	272,294
Income taxes	54,711	76,015	102,876
Net income	$ 108,967	$ 130,770	$ 169,418
Net income per share:
Basic (in dollars per share)	$ 0.91	$ 1.11	$ 1.47
Diluted (in dollars per share)	$ 0.91	$ 1.11	$ 1.47