Inventories (Details) - USD ($) $ in Millions	Jan. 02, 2022	Jan. 03, 2021
Inventories
Raw materials and supplies	$ 479.8	$ 227.7
Work in process	123.0	57.6
Finished goods	150.1	62.0
Total inventories, net	$ 752.9	$ 347.3

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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