Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Net sales	$ 6,481,181	$ 6,374,541	$ 6,215,106
Cost of sales	5,966,899	5,890,685	5,726,823
Gross profit	514,282	483,856	488,283
Operating expenses:
Selling, general and administrative	244,604	239,288	242,288
Research and development	37,746	33,083	32,495
Restructuring costs	2,701	13,683	12,550
Amortization of intangible assets	3,446	2,054	1,798
Asset impairments	1,000	3,454	0
Gain on sales of long-lived assets	0	(10,807)	(530)
Total operating expenses	289,497	280,755	288,601
Operating income	224,785	203,101	199,682
Interest income	680	1,096	1,533
Interest expense	(24,911)	(25,011)	(30,804)
Other income, net	4,063	767	3,106
Loss on extinguishments of debt	0	(3,760)	(11,778)
Interest and other, net	(20,168)	(26,908)	(37,943)
Income before income taxes	204,617	176,193	161,739
Provision for (benefit from) income taxes	16,779	(201,068)	(35,426)
Net income	$ 187,838	$ 377,261	$ 197,165
Net income per share:
Basic	$ 2.50	$ 4.61	$ 2.38
Diluted	$ 2.38	$ 4.41	$ 2.27
Weighted-average shares used in computing per share amounts:
Basic	75,094	81,818	82,872
Diluted	78,787	85,641	86,731