Goodwill and Other Intangibles Additional Information (Details)		12 Months Ended
	Jul. 01, 2019 USD ($)	Dec. 28, 2019 USD ($) segment	Dec. 29, 2018 USD ($)	Dec. 30, 2017 USD ($)
Finite-Lived Intangible Assets [Line Items]
Amortization expense		$ 51,000,000	$ 40,000,000	$ 95,000,000
Indefinite-lived intangible assets, impairment	$ 0
Number of reportable segments | segment		1
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Weighted-average remaining useful lives of intangible assets		8 years
Future amortization expense, 2019		$ 68,000,000
Future amortization expense, 2020		51,000,000
Future amortization expense, 2021		44,000,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling after Year Five		$ 423,000,000
Customer Relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives of intangible assets (in years)		2 years
Customer Relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives of intangible assets (in years)		15 years