Summary of Significant Accounting Policies (Additional Information) (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) segement	Dec. 30, 2024 segement	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Advertising costs expensed	$ 203		$ 193	$ 159
Research and development – total	447		446	457
Less: depreciation on research facilities	24		22	23
Research and development, net	$ 423		424	$ 434
Number of operating segments | segement	10	10
Goodwill, impairment loss			158
Impairment of intangible assets, indefinite-lived (excluding goodwill)	$ 2		4
Supplier finance obligation, beginning of period	251		286
Asset retirement obligation	$ 11		15
Number of reportable business segments | segement		3
Traffic Solutions
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Goodwill, impairment loss			$ 158
Minimum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Identifiable intangible assets with finite lives estimated useful lives	1 year
Maximum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Identifiable intangible assets with finite lives estimated useful lives	30 years