Goodwill and Intangible Assets Indefinite-Lived Intangible Assets - Additional Information (Details) $ in Millions	3 Months Ended				9 Months Ended
	Jun. 29, 2019 USD ($) Brand	Mar. 30, 2019 USD ($)	Sep. 29, 2018 USD ($)	Jun. 30, 2018 USD ($)	Sep. 28, 2019 USD ($)	Mar. 31, 2019 USD ($) Brand	Dec. 29, 2018 USD ($)
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets					$ 43,394		$ 43,966
Impairment losses	$ 474		$ 215	$ 101	$ (474)
Impaired Brand
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets		$ 13,500				$ 13,000
Number of brands with impairment recognized | Brand	6
Decrease in market capitalization		25.00%
10% or Less | Impaired Brand
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets						$ 13,400
Number of brands with impairment recognized | Brand						3
10 to 20% | Impaired Brand
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets						$ 3,600
Number of brands with impairment recognized | Brand						3
20 to 50% | Impaired Brand
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets						$ 4,200
In Excess of 50% | Impaired Brand
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets						$ 9,300