Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	$ 3,036	$ 3,039
Finite-Lived Intangible Assets, Accumulated Amortization	(1,074)	(948)
Intangible Assets, Net (Excluding Goodwill)	1,962	2,091
Trademarks and Brands [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	429	440
Intangible Assets, Net (Excluding Goodwill)	429	440
Recipes and Other [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	1	1
Intangible Assets, Net (Excluding Goodwill)	1	1
Use Rights [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	177	168
Finite-Lived Intangible Assets, Accumulated Amortization	(35)	(30)
Intangible Assets, Net (Excluding Goodwill)	142	138
Computer Software, Intangible Asset [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	464	425
Finite-Lived Intangible Assets, Accumulated Amortization	(354)	(305)
Intangible Assets, Net (Excluding Goodwill)	110	120
Trademarks and Brands [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	39	35
Finite-Lived Intangible Assets, Accumulated Amortization	(16)	(13)
Intangible Assets, Net (Excluding Goodwill)	23	22
Customer Lists [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	1,196	1,194
Finite-Lived Intangible Assets, Accumulated Amortization	(390)	(310)
Intangible Assets, Net (Excluding Goodwill)	806	884
Recipes and Other [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	489	538
Finite-Lived Intangible Assets, Accumulated Amortization	(200)	(234)
Intangible Assets, Net (Excluding Goodwill)	289	304
Technology-Based Intangible Assets [Member]
Schedule of Other Intangible Assets [Line Items]
Intangible Assets, Gross (Excluding Goodwill)	241	238
Finite-Lived Intangible Assets, Accumulated Amortization	(79)	(56)
Intangible Assets, Net (Excluding Goodwill)	$ 162	$ 182
Minimum [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	1 year
Minimum [Member] | Use Rights [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	1 year
Minimum [Member] | Computer Software, Intangible Asset [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	2 years
Minimum [Member] | Trademarks and Brands [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Minimum [Member] | Customer Lists [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Minimum [Member] | Recipes and Other [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	3 years
Minimum [Member] | Technology-Based Intangible Assets [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	6 years
Maximum [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	50 years
Maximum [Member] | Use Rights [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	8 years
Maximum [Member] | Computer Software, Intangible Asset [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	50 years
Maximum [Member] | Trademarks and Brands [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	20 years
Maximum [Member] | Customer Lists [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	30 years
Maximum [Member] | Recipes and Other [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	35 years
Maximum [Member] | Technology-Based Intangible Assets [Member]
Schedule of Other Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	20 years