Other Income (Expense), Net (Schedule of Other Income (Expense)) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 01, 2022	Jul. 02, 2021	Apr. 02, 2021	Jul. 01, 2022	Jul. 02, 2021
Other Income and Expenses [Abstract]
Other components of net periodic benefit costs	$ 11	$ 11		$ 15	$ 22
Investment gains (losses):
Realized investment gains (losses)	27	11		64	38
Unrealized investment gains (losses)	(125)	75		(186)	164
Total investment gains (losses)	(98)	86		(122)	202
Gain on sale of product lines	0	0	$ 13	0	13
Total other income (expense), net	$ (87)	$ 97		$ (107)	$ 237

Amount of net pension and postretirement benefits classified as other income.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Amount of realized and unrealized gain (loss) on investment.

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Amount of income (expense) related to nonoperating activities, classified as other.

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Amount of realized gain (loss) on investment.

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Amount of unrealized gain (loss) on investment.

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