Goodwill and Other Intangibles Resulting from Business Acquisitions - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 22.1	$ 22.3	$ 44.2	$ 44.7

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.

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Avery Dennison Corp 10-Q