Related party transactions - Transactions with Non-Gates Entities (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023	Dec. 30, 2023
Related Party Transaction
Net sales	$ 885.5	$ 936.3	$ 1,748.1	$ 1,834.0
Affiliated Entity
Related Party Transaction
Net sales	9.8	11.8	19.4	25.1
Purchases	(3.5)	$ (4.0)	(7.2)	$ (8.4)
Receivables	4.1		4.1		$ 3.2
Payables	$ (2.9)		$ (2.9)		$ (3.2)

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details