Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Statement of Cash Flows [Abstract]
Cash and cash equivalents, beginning of period	$ 5,560	$ 15,308	$ 2,561
Cash flows provided by (used for) operating activities:
Net income	9,601	10,316	11,420
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	6,752	6,266	7,821
Share-based compensation	1,358	1,444	1,305
Restructuring and other charges	384	1,886	354
Amortization of intangibles	1,377	1,524	890
Gain (Loss) on Sale of Equity Investments	2,583	432	263
Gain (Loss) on Extinguishment of Debt	476	0	0
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	387	0	0
Deferred taxes	1,548	257	(1,270)
Changes in assets and liabilities:1
Accounts receivable	(781)	65	(355)
Inventories	(1,300)	119	(764)
Accounts payable	191	182	(312)
Accrued compensation and benefits	(73)	(1,595)	(711)
Income taxes payable and receivable	5,230	1,382	386
Other assets and liabilities	317	394	517
Total adjustments	12,509	11,492	7,598
Net cash provided by operating activities	22,110	21,808	19,018
Cash flows provided by (used for) investing activities:
Additions to property, plant and equipment	(11,778)	(9,625)	(7,326)
Acquisitions, net of cash acquired	(14,499)	(15,470)	(913)
Purchases of available-for-sale investments	(2,764)	(9,269)	(8,259)
Sales of available-for-sale investments	6,978	3,852	2,090
Maturities of available-for-sale investments	3,687	5,654	6,168
Purchases of trading assets	(13,700)	(12,237)	(11,485)
Maturities and sales of trading assets	13,975	10,907	13,372
Investments in non-marketable equity investments	(1,601)	(963)	(2,011)
Proceeds from Divestiture of Businesses	3,124	0	0
Other investing	816	1,334	181
Net cash used for investing activities	(15,762)	(25,817)	(8,183)
Cash flows provided by (used for) financing activities:
Issuance of long-term debt, net of issuance costs	7,716	2,734	9,476
Repayments of Long-term Debt	(8,080)	(1,500)	0
Proceeds from sales of common stock through employee equity incentive plans	770	1,108	866
Repurchase of common stock	(3,615)	(2,587)	(3,001)
Payment of dividends to stockholders	(5,072)	(4,925)	(4,556)
Other financing	(194)	(569)	(873)
Net cash provided by (used for) financing activities	(8,475)	(5,739)	1,912
Net increase (decrease) in cash and cash equivalents	(2,127)	(9,748)	12,747
Cash and cash equivalents, end of period	3,433	5,560	15,308
Supplemental disclosures:
Acquisitions of property, plant, and equipment included in accounts payable and accrued liabilities	1,417	979	392
Transfer to Investments	1,078	0	0
Interest, net of capitalized interest and interest rate swap payments/receipts	624	682	186
Income taxes, net of refunds	$ 3,824	$ 877	$ 3,439