CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Dec. 31, 2016	Dec. 26, 2015
Income Statement [Abstract]
Net sales	$ 78,351	$ 75,872
Cost of sales	48,175	45,449
Gross margin	30,176	30,423
Operating expenses:
Research and development	2,871	2,404
Selling, general and administrative	3,946	3,848
Total operating expenses	6,817	6,252
Operating income	23,359	24,171
Other income/(expense), net	821	402
Income before provision for income taxes	24,180	24,573
Provision for income taxes	6,289	6,212
Net income	$ 17,891	$ 18,361
Earnings per share:
Basic (in dollars per share)	$ 3.38	$ 3.30
Diluted (in dollars per share)	$ 3.36	$ 3.28
Shares used in computing earnings per share:
Basic (in shares)	5,298,661	5,558,930
Diluted (in shares)	5,327,995	5,594,127
Cash dividends declared per share (in dollars per share)	$ 0.57	$ 0.52