Consolidated Statements Of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Income Statement [Abstract]
Revenue, Net	$ 667,616	$ 669,585	$ 1,902,940	$ 1,985,560
Cost of sales	(605,118)	(610,498)	(1,737,111)	(1,805,282)
Gross profit	62,498	59,087	165,829	180,278
Selling and administrative expenses	29,775	30,456	84,812	91,722
Restructuring Charges	1,805	0	5,229	1,691
Operating income	30,918	28,631	75,788	86,865
Other income (expense):
Interest expense	(3,637)	(3,280)	(10,845)	(10,440)
Interest income	1,134	866	3,081	2,552
Miscellaneous	297	471	(2,451)	549
Income before income taxes	28,712	26,688	65,573	79,526
Income tax expense	2,613	2,894	8,239	9,059
Net income	$ 26,099	$ 23,794	$ 57,334	$ 70,467
Earnings per share:
Basic	$ 0.78	$ 0.71	$ 1.72	$ 2.10
Diluted	$ 0.76	$ 0.69	$ 1.68	$ 2.05
Weighted average shares outstanding:
Basic	33,402	33,653	33,379	33,617
Diluted	34,174	34,454	34,043	34,400
Comprehensive income:
Net income	$ 26,099	$ 23,794	$ 57,334	$ 70,467
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	(1,329)	941	12,458	(5,017)
Foreign currency translation adjustments	(7,570)	(1,434)	(13,154)	(8,161)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(8,899)	(493)	(696)	(13,178)
Comprehensive income	$ 17,200	$ 23,301	$ 56,638	$ 57,289