Acquisitions (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) entity	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Feb. 28, 2019
Business Acquisition [Line Items]
Number of Businesses Acquired | entity	5
Payments to Acquire Businesses, Gross	$ 1,600		$ 2,000
Cash Acquired from Acquisition	21		95
Purchase price allocated to working capital	116		151
Purchase price allocated to property, plant and equipment	212		417
Goodwill	4,182	$ 3,451
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	569	733	733
Purchase price allocated to other non-current assets	2		92
Purchase price allocated to long-term liabilities	(45)		(347)
Business Combination, Consideration Transferred	1,564	18	1,946
Business Acquisition, Goodwill, Expected Tax Deductible Amount	313		94
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain			4
Goodwill, Acquired During Period	860		900
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	(150)
Gleadell [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners				50.00%
Anco [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		$ 2
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		70.00%
Neovia [Member]
Business Acquisition [Line Items]
Purchase price allocated to working capital			108
Purchase price allocated to property, plant and equipment			384
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 669	669
Purchase price allocated to other non-current assets			83
Purchase price allocated to long-term liabilities			(325)
Business Combination, Consideration Transferred			1,692
Goodwill, Acquired During Period			773
FCC [Member]
Business Acquisition [Line Items]
Purchase price allocated to working capital			31
Purchase price allocated to property, plant and equipment			17
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		29	29
Purchase price allocated to other non-current assets			0
Purchase price allocated to long-term liabilities			(1)
Business Combination, Consideration Transferred			170
Goodwill, Acquired During Period			94
Ziegler [Member]
Business Acquisition [Line Items]
Purchase price allocated to working capital			18
Purchase price allocated to property, plant and equipment			3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		35	35
Purchase price allocated to other non-current assets			0
Purchase price allocated to long-term liabilities			(10)
Business Combination, Consideration Transferred			69
Goodwill, Acquired During Period			23
Gleadell [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value			15
Purchase price allocated to working capital			(6)
Purchase price allocated to property, plant and equipment			13
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			0
Purchase price allocated to other non-current assets			9
Purchase price allocated to long-term liabilities			(11)
Business Combination, Consideration Transferred			15
Goodwill, Acquired During Period			10
2019 Acquisitions [Member]
Business Acquisition [Line Items]
Goodwill, Acquired During Period			$ 900
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross		15
Purchase price allocated to working capital	6	16
Purchase price allocated to property, plant and equipment	8	1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	11
Purchase price allocated to other non-current assets	2
Purchase price allocated to long-term liabilities	0	(1)
Business Combination, Consideration Transferred	68
Goodwill, Acquired During Period	41	2
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	0
P4
Business Acquisition [Line Items]
Purchase price allocated to working capital	11
Purchase price allocated to property, plant and equipment	73
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	249
Purchase price allocated to other non-current assets	0
Purchase price allocated to long-term liabilities	0
Business Combination, Consideration Transferred	$ 496
Business Acquisition, Percentage of Voting Interests Acquired	75.00%
Goodwill, Acquired During Period	$ 313
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	$ (150)
Period when fixed multiple of EBITDA is calculated, in months	12 months
P4 | P4
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	25.00%
Sojaprotein
Business Acquisition [Line Items]
Purchase price allocated to working capital	$ 71
Purchase price allocated to property, plant and equipment	83
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	51
Purchase price allocated to other non-current assets	0
Purchase price allocated to long-term liabilities	(2)
Business Combination, Consideration Transferred	356
Goodwill, Acquired During Period	153
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	0
Anco [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value		3
Deerland
Business Acquisition [Line Items]
Purchase price allocated to working capital	28
Purchase price allocated to property, plant and equipment	48
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	258
Purchase price allocated to other non-current assets	0
Purchase price allocated to long-term liabilities	(43)
Business Combination, Consideration Transferred	644
Goodwill, Acquired During Period	353
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	0
Trademarks and Brands [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	67	16
Trademarks and Brands [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		12
Trademarks and Brands [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		0
Trademarks and Brands [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		4
Trademarks and Brands [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	3
Trademarks and Brands [Member] | P4
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	9
Trademarks and Brands [Member] | Sojaprotein
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	6
Trademarks and Brands [Member] | Deerland
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	49
Customer Lists [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	448	324
Customer Lists [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		304
Customer Lists [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		15
Customer Lists [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		5
Customer Lists [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	5
Customer Lists [Member] | P4
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	224
Customer Lists [Member] | Sojaprotein
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	45
Customer Lists [Member] | Deerland
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	174
Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	38	199
Technology-Based Intangible Assets [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		159
Technology-Based Intangible Assets [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		14
Technology-Based Intangible Assets [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 26
Technology-Based Intangible Assets [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	3
Technology-Based Intangible Assets [Member] | P4
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
Technology-Based Intangible Assets [Member] | Sojaprotein
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
Technology-Based Intangible Assets [Member] | Deerland
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	35
Recipes
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	16
Recipes | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
Recipes | P4
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	16
Recipes | Sojaprotein
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	0
Recipes | Deerland
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 0
Minimum [Member] | Trademarks and Brands [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years	5 years
Minimum [Member] | Customer Lists [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	15 years	10 years
Minimum [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years	6 years
Minimum [Member] | Recipes
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
Maximum [Member] | Trademarks and Brands [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	15 years	15 years
Maximum [Member] | Customer Lists [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	20 years	20 years
Maximum [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years	10 years
Trademarks and Brands [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 194
Trademarks and Brands [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 194