Condensed Consolidated Statements Of Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Income Statement [Abstract]
Revenue, Net	$ 620,505	$ 571,945	$ 1,712,026	$ 1,660,301
Cost of sales	(561,912)	(516,472)	(1,549,096)	(1,501,645)
Gross profit	58,593	55,473	162,930	158,656
Selling and administrative expenses	29,180	30,289	83,106	88,800
Restructuring Costs and Asset Impairment Charges	1,215	0	10,865	0
Operating income	28,198	25,184	68,959	69,856
Other income (expense):
Interest expense	(3,055)	(2,650)	(8,952)	(10,010)
Interest income	770	402	2,092	1,182
Miscellaneous	1,271	8	2,182	(467)
Income before income taxes	27,184	22,944	64,281	60,561
Income tax expense (benefit)	2,600	(260)	3,518	2,766
Net income	24,584	23,204	60,763	57,795
Earnings per share:
Basic	$ 0.73	$ 0.69	$ 1.80	$ 1.71
Diluted	$ 0.71	$ 0.68	$ 1.75	$ 1.69
Weighted average shares outstanding:
Basic	33,837	33,797	33,810	33,744
Diluted	34,670	34,363	34,686	34,226
Comprehensive income:
Net income	24,584	23,204	60,763	57,795
Derivative instrument fair market value adjustment - net of income tax	1,510	(3,202)	2,373	(2,479)
Foreign currency translation adjustments	(1,276)	1,271	(1,756)	1,861
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	234	(1,931)	617	(618)
Comprehensive income	$ 24,818	$ 21,273	$ 61,380	$ 57,177