Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
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Derivative financial instruments - Narratives (Details)	3 Months Ended
Derivative financial instruments - Narratives (Details)	Mar. 29, 2025 USD ($)	Mar. 30, 2024 USD ($)	Mar. 29, 2025 EUR (€)	Mar. 29, 2025 USD ($)	Dec. 28, 2024 CNY (¥)	Dec. 28, 2024 USD ($)	Jul. 31, 2024 EUR (€)	Nov. 30, 2022 EUR (€)	Mar. 31, 2022 EUR (€)
Derivatives not designated as hedging instruments
Derivative
Gain on derivative, recognized in the income statement	$ 1,400,000	$ 2,100,000
Currency swap \| Derivatives designated as hedging instruments \| Net Investment Hedges
Derivative
Notional amount of derivative contracts			€ 1,033,500,000		¥ 1,784,000,000		€ 277,400,000		€ 254,500,000
Gain on derivative, recognized in the income statement	4,800,000	3,200,000
Interest rate swaps due November 16, 2022 through November 16, 2027
Derivative
Notional amount of derivative contracts				$ 385,000,000
Interest rate swaps due November 16, 2022 through November 16, 2027 \| Derivatives designated as hedging instruments \| Net Investment Hedges
Derivative
Notional amount of derivative contracts \| €								€ 501,600,000
Interest rate swaps \| Cash Flow Hedging
Derivative
Notional amount of derivative contracts				1,255,000,000		$ 1,255,000,000
Interest rate swaps due June 30, 2020 through June 30, 2025
Derivative
Notional amount of derivative contracts				870,000,000
—Currency forward contracts recognized in SG&A \| Derivatives not designated as hedging instruments
Derivative
Notional amount of derivative contracts				0		0
Gain on derivative, recognized in the income statement	$ 1,400,000	$ 2,100,000
—Currency forward contracts \| Derivatives not designated as hedging instruments
Derivative
Notional amount of derivative contracts				$ 180,700,000		$ 147,500,000