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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Goodwill and Other Intangible Assets - Narrative and Estimated Amortization Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2023	Jan. 02, 2022	Dec. 27, 2020
Indefinite-lived Intangible Assets [Line Items]
Weighted-average remaining useful life	2 years 8 months 12 days
Amortization expense for intangible assets	$ 62.5	$ 44.9	$ 38.1
Fiscal year 2023	60.8
Fiscal year 2024	41.3
Fiscal year 2025	20.3
Fiscal year 2026	3.2
Fiscal year 2027	0.8
Thereafter	2.8
Total	$ 129.2
Customer relationships
Indefinite-lived Intangible Assets [Line Items]
Weighted-average remaining useful life	3 years 8 months 12 days
Tradenames
Indefinite-lived Intangible Assets [Line Items]
Weighted-average remaining useful life	4 years 6 months
Computer software & technology
Indefinite-lived Intangible Assets [Line Items]
Weighted-average remaining useful life	2 years 3 months 18 days
Tradenames
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of tradenames	$ 56.0	$ 56.0