Defined Benefit Plans (Narrative) (Details) - Defined benefit pension plans - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Jun. 30, 2023	Jul. 01, 2022
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Settlement loss	$ 0	$ 0	$ 0	$ 10
Expected future employer contributions, current fiscal year	38		38
U.S. pension benefits
Defined Benefit Plan Disclosure [Line Items]
Expected future employer contributions, current fiscal year	$ 10		$ 10