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Long-Term Assets - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2020	Sep. 28, 2019	Oct. 03, 2020	Sep. 28, 2019
Restructuring Cost And Reserve [Line Items]
Depreciation expense	$ 120.0	$ 111.8	$ 347.7	$ 335.1
Restructuring charges			3.4
Gain (loss) on investments			4.0
Asset impairment charges
Restructuring Cost And Reserve [Line Items]
Restructuring charges			$ 12.5	$ 4.0

X

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount of realized and unrealized gain (loss) on investment.

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