Quarterly Financial Data (Unaudited) Schedule of Condensed Consolidated Quarterly Balance Sheets (Details) - USD ($) $ / shares in Units, $ in Millions	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 31, 2016	Jan. 03, 2016
ASSETS
Cash and cash equivalents	$ 1,130	$ 1,366	$ 3,369	$ 1,794	$ 1,629	$ 1,441	$ 1,445	$ 3,242
Trade receivables, net	2,129	2,032	1,950	1,044	921	938	973	936
Sold receivables	0	0	37	530	353	427	461	538
Income taxes receivable	152	203	211	121	538	290	237	269
Inventories	2,667	3,214	3,094	3,089	2,760	3,136	3,012	3,094
Prepaid expenses	400	389	388	367	345	368	359	349
Other current assets	1,221	352	431	426	655	527	547	611
Assets held for sale	1,376	0	0	0	0	0	0	0
Total current assets	9,075	7,556	9,480	7,371	7,201	7,127	7,034	9,039
Property, plant and equipment, net	7,078	7,074	7,117	7,145	7,061	6,902	6,804	6,689
Goodwill	36,503	44,339	44,302	44,844	44,825	44,859	44,566	44,301
Intangible assets, net	49,468	58,727	59,084	59,583	59,432	59,483	59,383	59,313
Other non-current assets	1,337	1,879	1,766	1,640	1,573	1,531	1,535	1,604
TOTAL ASSETS	103,461	119,575	121,749	120,583	120,092	119,902	119,322	120,946
LIABILITIES AND EQUITY
Commercial paper and other short-term debt	21	973	34	1,003	462	457	1,090	909
Current portion of long-term debt	377	371	2,723	2,715	2,733	2,747	19	2,022
Trade payables	4,153	4,238	4,236	4,148	4,362	3,873	3,805	3,858
Accrued marketing	722	494	480	576	689	500	499	601
Interest payable	408	315	404	345	419	295	406	346
Other current liabilities	1,767	1,231	1,236	1,500	1,489	1,578	1,589	1,905
Liabilities held for sale	55	0	0	0	0	0	0	0
Total current liabilities	7,503	7,622	9,113	10,287	10,154	9,450	7,408	9,641
Long-term debt	30,770	30,887	31,269	28,465	28,308	28,276	29,978	29,747
Deferred income taxes	12,202	14,224	14,260	14,106	14,039	20,841	20,840	20,873
Accrued postemployment costs	306	394	394	400	427	1,808	1,975	2,016
Other non-current liabilities	902	1,035	998	1,023	1,088	715	701	851
TOTAL LIABILITIES	51,683	54,162	56,034	54,281	54,016	61,090	60,902	63,128
Commitments and Contingencies (Note 18)
Redeemable noncontrolling interest	3	6	7	8	6	0	0	0
Equity:
Common stock	12	12	12	12	12	12	12	12
Additional paid-in capital	58,723	58,716	58,689	58,656	58,634	58,618	58,597	58,565
Retained earnings/(deficit)	(4,853)	8,479	8,624	8,634	8,495	1,280	1,129	705
Accumulated other comprehensive income/(losses)	(1,943)	(1,724)	(1,551)	(975)	(1,054)	(1,087)	(1,308)	(1,453)
Treasury stock, at cost	(282)	(264)	(254)	(240)	(224)	(223)	(223)	(223)
Total shareholders' equity	51,657	65,219	65,520	66,087	65,863	58,600	58,207	57,606
Noncontrolling interest	118	188	188	207	207	212	213	212
TOTAL EQUITY	51,775	65,407	65,708	66,294	66,070	58,812	58,420	57,818	$ 57,460	$ 57,871
TOTAL LIABILITIES AND EQUITY	103,461	119,575	121,749	120,583	120,092	119,902	119,322	120,946
Trade receivables, allowances	$ 24	$ 24	$ 24	$ 24	$ 23	$ 29	$ 28	$ 30
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	5,000,000,000.0	5,000,000,000	5,000,000,000	5,000,000,000	5,000,000,000	5,000,000,000	5,000,000,000	5,000,000,000
Common stock, shares issued	1,224,000,000	1,222,000,000	1,222,000,000	1,222,000,000	1,221,000,000	1,221,000,000	1,221,000,000	1,220,000,000	1,219,000,000	1,214,000,000
Common stock, shares outstanding	1,220,000,000	1,219,000,000	1,219,000,000	1,219,000,000	1,219,000,000	1,218,000,000	1,218,000,000	1,218,000,000	1,217,000,000	1,214,000,000
Treasury stock, shares	4,000,000	3,000,000	3,000,000	3,000,000	2,000,000	3,000,000	3,000,000	2,000,000
As Previously Reported
ASSETS
Cash and cash equivalents		$ 1,366	$ 3,369	$ 1,794	$ 1,629	$ 1,441	$ 1,445	$ 3,242
Trade receivables, net		2,032	1,950	1,044	921	938	913	886
Sold receivables		0	37	530	353	427	521	588
Income taxes receivable		195	177	150	582	328	277	270
Inventories		3,287	3,161	3,144	2,815	3,188	3,065	3,151
Prepaid expenses		389	388	367	345	368	359	349
Other current assets		321	419	408	621	538	528	389
Assets held for sale		0	0	0		0	0	0
Total current assets		7,590	9,501	7,437	7,266	7,228	7,108	8,875
Property, plant and equipment, net		7,216	7,258	7,267	7,120	6,934	6,808	6,693
Goodwill		44,308	44,270	44,843	44,824	44,858	44,565	44,300
Intangible assets, net		58,727	59,101	59,600	59,449	59,500	59,400	59,330
Other non-current assets		1,889	1,766	1,640	1,573	1,531	1,535	1,604
TOTAL ASSETS		119,730	121,896	120,787	120,232	120,051	119,416	120,802
LIABILITIES AND EQUITY
Commercial paper and other short-term debt		973	34	1,001	460	455	1,090	909
Current portion of long-term debt		405	2,754	2,742	2,743	2,755	19	2,023
Trade payables		4,312	4,326	4,241	4,449	3,947	3,888	3,936
Accrued marketing		494	474	567	680	493	494	599
Interest payable		315	404	345	419	295	406	346
Other current liabilities		1,082	1,099	1,433	1,381	1,442	1,459	1,570
Liabilities held for sale		0	0	0		0	0	0
Total current liabilities		7,581	9,091	10,329	10,132	9,387	7,356	9,383
Long-term debt		30,998	31,380	28,561	28,333	28,299	29,979	29,748
Deferred income taxes		14,215	14,230	14,085	14,076	20,898	20,887	20,910
Accrued postemployment costs		394	394	400	427	1,808	1,975	2,016
Other non-current liabilities		964	929	949	1,017	688	673	801
TOTAL LIABILITIES		54,152	56,024	54,324	53,985	61,080	60,870	62,858
Commitments and Contingencies (Note 18)
Redeemable noncontrolling interest		6	7	8	6	0	0	0
Equity:
Common stock		12	12	12	12	12	12	12
Additional paid-in capital		58,793	58,766	58,733	58,711	58,695	58,674	58,642
Retained earnings/(deficit)		8,576	8,710	8,718	8,589	1,360	1,178	750
Accumulated other comprehensive income/(losses)		(1,732)	(1,557)	(975)	(1,054)	(1,085)	(1,308)	(1,449)
Treasury stock, at cost		(264)	(254)	(240)	(224)	(223)	(223)	(223)
Total shareholders' equity		65,385	65,677	66,248	66,034	58,759	58,333	57,732
Noncontrolling interest		187	188	207	207	212	213	212
TOTAL EQUITY		65,572	65,865	66,455	66,241	58,971	58,546	57,944	$ 57,574	$ 57,893
TOTAL LIABILITIES AND EQUITY		119,730	121,896	120,787	120,232	120,051	119,416	120,802
Restatement | Restatement Impacts
ASSETS
Cash and cash equivalents		0	0	0	0	0	0	0
Trade receivables, net		0	0	0	0	0	60	50
Sold receivables		0	0	0	0	0	(60)	(50)
Income taxes receivable		8	34	(29)	(44)	(38)	(40)	(1)
Inventories		(73)	(67)	(55)	(55)	(52)	(53)	(57)
Prepaid expenses		0	0	0	0	0	0	0
Other current assets		31	12	18	34	(11)	19	222
Assets held for sale		0	0	0		0	0	0
Total current assets		(34)	(21)	(66)	(65)	(101)	(74)	164
Property, plant and equipment, net		(142)	(141)	(122)	(59)	(32)	(4)	(4)
Goodwill		31	32	1	1	1	1	1
Intangible assets, net		0	(17)	(17)	(17)	(17)	(17)	(17)
Other non-current assets		(10)	0	0	0	0	0	0
TOTAL ASSETS		(155)	(147)	(204)	(140)	(149)	(94)	144
LIABILITIES AND EQUITY
Commercial paper and other short-term debt		0	0	2	2	2	0	0
Current portion of long-term debt		(34)	(31)	(27)	(10)	(8)	0	(1)
Trade payables		(74)	(90)	(93)	(87)	(74)	(83)	(78)
Accrued marketing		0	6	9	9	7	5	2
Interest payable		0	0	0	0	0	0	0
Other current liabilities		149	137	67	108	136	130	335
Liabilities held for sale		0	0	0		0	0	0
Total current liabilities		41	22	(42)	22	63	52	258
Long-term debt		(111)	(111)	(96)	(25)	(23)	(1)	(1)
Deferred income taxes		9	30	21	(37)	(57)	(47)	(37)
Accrued postemployment costs		0	0	0	0	0	0	0
Other non-current liabilities		71	69	74	71	27	28	50
TOTAL LIABILITIES		10	10	(43)	31	10	32	270
Commitments and Contingencies (Note 18)
Redeemable noncontrolling interest		0	0	0	0	0	0	0
Equity:
Common stock		0	0	0	0	0	0	0
Additional paid-in capital		(77)	(77)	(77)	(77)	(77)	(77)	(77)
Retained earnings/(deficit)		(97)	(86)	(84)	(94)	(80)	(49)	(45)
Accumulated other comprehensive income/(losses)		8	6	0	0	(2)	0	(4)
Treasury stock, at cost		0	0	0	0	0	0	0
Total shareholders' equity		(166)	(157)	(161)	(171)	(159)	(126)	(126)
Noncontrolling interest		1	0	0	0	0	0	0
TOTAL EQUITY		(165)	(157)	(161)	(171)	(159)	(126)	(126)	$ (114)	$ (22)
TOTAL LIABILITIES AND EQUITY		(155)	(147)	(204)	(140)	(149)	(94)	144
Restatement, Supplier Rebates | Restatement Impacts
ASSETS
Income taxes receivable		1	1	(1)	(1)	1	1	(1)
Other current assets		(36)	(25)	(8)	(21)	(63)	(34)	(15)
LIABILITIES AND EQUITY
Other current liabilities		66	67	63	57	39	31	26
Deferred income taxes		(40)	(38)	(35)	(37)	(45)	(33)	(26)
Other non-current liabilities		71	69	74	71	27	28	28
Equity:
Retained earnings/(deficit)		(132)	(122)	(111)	(113)	(83)	(59)	(44)
Restatement, Capital Leases | Restatement Impacts
ASSETS
Income taxes receivable		(1)	(1)	(1)	(1)
Property, plant and equipment, net		(141)	(139)	(120)	(34)	(29)
LIABILITIES AND EQUITY
Current portion of long-term debt		(32)	(29)	(25)	(9)	(7)
Long-term debt		(111)	(111)	(96)	(25)	(22)
Equity:
Retained earnings/(deficit)		2	1	1	(1)
Accumulated other comprehensive income/(losses)		(1)	1	1
Restatement, Balance Sheet Misclassifications | Restatement Impacts
ASSETS
Trade receivables, net							60	50
Sold receivables							(60)	(50)
Income taxes receivable				(28)	(83)
Inventories		(67)	(65)	(53)	(55)	(52)	(53)	(57)
Other current assets		67	65	53	55	52	53	57
Property, plant and equipment, net					(23)
LIABILITIES AND EQUITY
Trade payables					(23)
Other current liabilities				(28)	(28)
Deferred income taxes					(55)
Equity:
Additional paid-in capital		(77)	(77)	(77)	(77)	(77)	(77)	(77)
Retained earnings/(deficit)		77	77	77	77	77	77	77
Restatement, Income Taxes | Restatement Impacts
ASSETS
Income taxes receivable		3	29	(1)	33	(48)	(48)	(1)
Other non-current assets		(10)
LIABILITIES AND EQUITY
Other current liabilities				(29)		(1)	1	49
Deferred income taxes		50	73	59	58	(8)	(10)	(7)
Equity:
Retained earnings/(deficit)		(66)	(51)	(30)	(25)	(38)	(38)	(38)
Accumulated other comprehensive income/(losses)		(9)	(7)	(1)		2	(1)	4
Restatement, Impairments | Restatement Impacts
ASSETS
Goodwill		30	31
Intangible assets, net			(17)	(17)	(17)	(17)	(17)	(17)
LIABILITIES AND EQUITY
Deferred income taxes			(4)	(4)	(4)	(4)	(4)	(4)
Equity:
Retained earnings/(deficit)		31	19	(13)	(13)	(13)	(13)	(13)
Accumulated other comprehensive income/(losses)		1	1
Restatement, Other Misclassifications | Restatement Impacts
ASSETS
Income taxes receivable		4	4	1	7	9	7	1
Inventories		(6)	(2)	(2)	(1)
Other current assets			(28)	(27)				180
Property, plant and equipment, net		(1)	(2)	(2)	(2)	(3)	(4)	(4)
Goodwill		1	1	1	1	1	1	1
LIABILITIES AND EQUITY
Commercial paper and other short-term debt				2	2	2
Current portion of long-term debt		(2)	(2)	(2)	(1)	(1)	(1)	(1)
Trade payables		(74)	(90)	(93)	(64)	(74)	(83)	(78)
Accrued marketing			6	9	9	7	5	2
Other current liabilities		83	70	61	79	97	99	260
Long-term debt		1	1	1		(1)	(1)	(1)
Deferred income taxes		(1)	(1)	1	1
Other non-current liabilities								22
Equity:
Retained earnings/(deficit)		(9)	$ 10	$ (8)	$ (20)	$ (23)	$ (16)	$ (27)
Noncontrolling interest		$ 1