Inventories (Details) - USD ($) $ in Millions	Oct. 02, 2021	Jan. 02, 2021
Inventories
Finished goods	$ 1,085	$ 1,228
Work in process	1,741	1,455
Raw materials and components	844	830
Total inventories	$ 3,670	$ 3,513

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

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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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