Book Value of Indefinite Lived Intangibles, Fair Value Over Book Value, Ten Percent Or Less

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- Definition

Goodwill and Intangible Assets Disclosure [Line Items]

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No definition available.

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- Definition

Impaired Intangible Asset, Number

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- Definition

Number Of Indefinite Lived Intangibles Fair Value Over Book Value 10% or Less

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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Goodwill and Intangible Assets - Narrative (Details)	3 Months Ended	12 Months Ended
Goodwill and Intangible Assets - Narrative (Details)	Jun. 30, 2019 USD ($)	Dec. 31, 2020 USD ($) brand	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Jun. 30, 2020 USD ($)	Apr. 01, 2020 USD ($)	Mar. 31, 2020 USD ($)	Sep. 30, 2019 USD ($)
Goodwill and Intangible Assets Disclosure [Line Items]
Amortization expense for intangible assets		$ 194,000,000	$ 174,000,000	$ 176,000,000
Estimated amortization expense for intangible assets next year		125,000,000
Estimated amortization expense for intangible assets in year two		115,000,000
Estimated amortization expense for intangible assets in year three		115,000,000
Estimated amortization expense for intangible assets in year four		115,000,000
Estimated amortization expense for intangible assets in year five		100,000,000
Goodwill decrease		0	43,000,000
Goodwill		21,895,000,000	20,848,000,000	20,725,000,000
Intangible asset impairment		144,000,000	57,000,000
Impairment of goodwill		0	0	0
North America
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		9,901,000,000	9,356,000,000
AMEA
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		3,250,000,000	3,151,000,000
Trademarks
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment		$ 144,000,000
Number of impaired trademarks \| brand		8
Number of trademarks with fair value in excess of book value, 10% or less \| brand		9
Book value of trademarks with fair value in excess of book value, 10% or less		$ 753,000,000
Trademarks \| Gum, Chocolate, Biscuits and Candy
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment			57,000,000	68,000,000
Trademarks \| Gum, Chocolate, Biscuits and Candy \| North America
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment		83,000,000		14,000,000
Trademarks \| Gum, Chocolate, Biscuits and Candy \| Europe
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment		53,000,000	39,000,000	45,000,000
Trademarks \| Gum, Chocolate, Biscuits and Candy \| AMEA
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment		5,000,000	15,000,000	$ 9,000,000
Trademarks \| Gum, Chocolate, Biscuits and Candy \| Latin America
Goodwill and Intangible Assets Disclosure [Line Items]
Intangible asset impairment		$ 3,000,000	3,000,000
Give & Go
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill					$ 531,000,000	$ 531,000,000
Intangible assets acquired					$ 553,000,000
Perfect Snacks
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill								$ 150,000,000
Intangible assets acquired								$ 138,000,000
Perfect Snacks \| North America
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill							$ 150,000,000
Tate’s Bake Shop
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill adjustments			$ 1,000,000
Tate’s Bake Shop \| North America
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill	$ 297,000,000
Cheese Business \| Disposal Group, Disposed of by Sale, Not Discontinued Operations \| AMEA
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill decrease	$ 43,000,000