Property, Plant and Equipment and Intangible Assets (Schedule of Change in Book Value of Nonamortizable Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	$ 28,989	$ 27,314	$ 26,626
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	2,693
Finite-Lived Intangible Assets, Net	1,644	1,268
Finite-Lived Intangible Assets, Gross	3,209	2,807
Finite-Lived Intangible Assets, Accumulated Amortization	1,565	1,539
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(1,018)	688
Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	14,808	14,744	14,430
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	563
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(499)	314
Reacquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	7,555	7,675	7,552
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	(1)
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(119)	123
Acquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	1,671	1,720	1,696
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	(25)
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(24)	24
Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	4,955	3,175	2,948
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	2,156
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(376)	227
Brands [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Assets, Net	274	296
Finite-Lived Intangible Assets, Gross	1,306	1,322
Finite-Lived Intangible Assets, Accumulated Amortization	1,032	1,026
Frito Lay North America [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	458	305	293
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	166
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(13)	12
Frito Lay North America [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	297	280	270
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	28
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(11)	10
Frito Lay North America [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	161	25	23
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	138
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(2)	2
Quaker Foods North America [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	209	175	175
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	34
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	0	0
Quaker Foods North America [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	184	175	175
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	9
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	0	0
Quaker Foods North America [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	25
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	25
North America Beverages [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	18,734	18,858	18,733
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(124)	125
North America Beverages [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	9,813	9,854	9,843
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(41)	11
North America Beverages [Member] | Reacquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	7,058	7,126	7,064
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(68)	62
North America Beverages [Member] | Acquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	1,510	1,525	1,512
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(15)	13
North America Beverages [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	353	353	314
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other		39
Latin America [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	636	696	703
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(60)	(7)
Latin America [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	509	555	553
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(46)	2
Latin America [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	127	141	150
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(14)	(9)
Europe Sub-Saharan Africa [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	8,457	6,741	6,207
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	2,493
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(777)	534
Europe Sub-Saharan Africa [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	3,611	3,452	3,177
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	526
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(367)	275
Europe Sub-Saharan Africa [Member] | Reacquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	497	549	488
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	(1)
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(51)	61
Europe Sub-Saharan Africa [Member] | Acquired Franchise Rights
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	161	195	184
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	(25)
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(9)	11
Europe Sub-Saharan Africa [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	4,188	2,545	2,358
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	1,993
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(350)	187
Asia, Middle East and North Africa [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	495	539	515
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(44)	24
Asia, Middle East and North Africa [Member] | Goodwill [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	394	428	412
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	(34)	16
Asia, Middle East and North Africa [Member] | Brands [Member]
Property, Plant and Equipment [Line Items]
Indefinite-Lived Intangible Assets	101	111	$ 103
Goodwill and Indefinite-lived Intangible Assets, Acquired (Divested) During Period	0
Intangible Assets (Including Goodwill) [Roll Forward]
Translation and Other	$ (10)	$ 8
Minimum | Brands [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Asset, Useful Life	20 years
Maximum | Brands [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Asset, Useful Life	40 years