CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 29, 2018
Net sales	$ 274,515	$ 260,174	$ 265,595
Cost of sales	169,559	161,782	163,756
Gross margin	104,956	98,392	101,839
Operating expenses:
Research and development	18,752	16,217	14,236
Selling, general and administrative	19,916	18,245	16,705
Total operating expenses	38,668	34,462	30,941
Operating income	66,288	63,930	70,898
Other income/(expense), net	803	1,807	2,005
Income before provision for income taxes	67,091	65,737	72,903
Provision for income taxes	9,680	10,481	13,372
Net income	$ 57,411	$ 55,256	$ 59,531
Earnings per share:
Basic (in dollars per share)	$ 3.31	$ 2.99	$ 3.00
Diluted (in dollars per share)	$ 3.28	$ 2.97	$ 2.98
Shares used in computing earnings per share:
Basic (in shares)	17,352,119	18,471,336	19,821,510
Diluted (in shares)	17,528,214	18,595,651	20,000,435
Products
Net sales	$ 220,747	$ 213,883	$ 225,847
Cost of sales	151,286	144,996	148,164
Services
Net sales	53,768	46,291	39,748
Cost of sales	$ 18,273	$ 16,786	$ 15,592