Consolidated Statement of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014
Statement of Cash Flows [Abstract]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 6,379	$ 5,501	$ 6,558
Operating Activities
Depreciation and amortization	2,368	2,416	2,625
Share-based compensation expense	284	295	297
Restructuring and impairment charges	160	230	418
Cash payments for restructuring charges	(125)	(208)	(266)
Charges related to the transaction with Tingyi	373	73	0
Venezuela impairment charges	0	1,359	0
Venezuela remeasurement charge	0	0	105
Excess tax benefits from share-based payment arrangements	(139)	(133)	(114)
Pension and retiree medical plan expenses	501	467	667
Pension and retiree medical plan contributions	(695)	(205)	(655)
Deferred income taxes and other tax charges and credits	452	78	(19)
Accounts and notes receivable	(349)	(461)	(343)
Inventories	(75)	(244)	(111)
Prepaid expenses and other current assets	10	(50)	80
Accounts payable and other current liabilities	997	1,692	1,162
Income taxes payable	329	55	371
Other, net	(66)	(285)	(269)
Net Cash Provided by Operating Activities	10,404	10,580	10,506
Investing Activities
Capital spending	(3,040)	(2,758)	(2,859)
Sales of property, plant and equipment	99	86	115
Acquisitions and investments in noncontrolled affiliates	(212)	(86)	(88)
Reduction of cash due to Venezuela deconsolidation	0	(568)	0
Divestitures	85	76	203
Short-term investments, by original maturity:
More than three months - purchases	(12,504)	(4,428)	(6,305)
More than three months - maturities	8,399	4,111	3,891
Three months or less, net	16	3	116
Other investing, net	9	(5)	(10)
Net Cash Used for Investing Activities	(7,148)	(3,569)	(4,937)
Financing Activities
Proceeds from issuances of long-term debt	7,818	8,702	3,855
Payments of long-term debt	(3,105)	(4,095)	(2,189)
Debt redemptions	(2,504)	0	0
Short-term borrowings, by original maturity
Proceeds from Short-term Debt, Maturing in More than Three Months	59	15	50
More than three months - payments	(27)	(43)	(10)
Three months or less, net	1,505	53	(2,037)
Cash dividends paid	(4,227)	(4,040)	(3,730)
Share repurchases - common	(3,000)	(5,000)	(5,012)
Share repurchases - preferred	(7)	(5)	(10)
Proceeds from exercises of stock options	465	504	755
Excess tax benefits from share-based payment arrangements	139	133	114
Other financing	(58)	(52)	(50)
Net Cash Used for Financing Activities	(2,942)	(3,828)	(8,264)
Effect of exchange rate changes on cash and cash equivalents	(252)	(221)	(546)
Net Increase/(Decrease) in Cash and Cash Equivalents	62	2,962	(3,241)
Cash and Cash Equivalents, Beginning of Year	9,096	6,134	9,375
Cash and Cash Equivalents, End of Year	$ 9,158	$ 9,096	$ 6,134