CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 27, 2019	Sep. 28, 2018	Sep. 29, 2017
CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 13,448	$ 13,988	$ 12,185
Cost of sales	9,054	9,243	8,002
Gross margin	4,394	4,745	4,183
Selling, general, and administrative expenses	1,490	1,594	1,543
Research, development, and engineering expenses	644	680	611
Acquisition and integration costs	27	14	6
Restructuring and other charges, net	255	126	147
Operating income	1,978	2,331	1,876
Interest income	19	15	16
Interest expense	(68)	(107)	(130)
Other income (expense), net	2	1	(42)
Income from continuing operations before income taxes	1,931	2,240	1,720
Income tax (expense) benefit	15	344	(180)
Income from continuing operations	1,946	2,584	1,540
Income (loss) from discontinued operations, net of income taxes	(102)	(19)	143
Net income	$ 1,844	$ 2,565	$ 1,683
Basic earnings per share:
Income from continuing operations (in dollars per share)	$ 5.76	$ 7.38	$ 4.34
Income (loss) from discontinued operations (in dollars per share)	(0.30)	(0.05)	0.40
Net income (in dollars per share)	5.46	7.33	4.74
Diluted earnings per share:
Income from continuing operations (in dollars per share)	5.72	7.32	4.30
Income (loss) from discontinued operations (in dollars per share)	(0.30)	(0.05)	0.40
Net income (in dollars per share)	$ 5.42	$ 7.27	$ 4.70
Weighted-average number of shares outstanding:
Basic (in shares)	338	350	355
Diluted (in shares)	340	353	358