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Other Financial Data - Other Liabilities (Details) - USD ($) $ in Millions	Mar. 30, 2024	Dec. 31, 2023
Other Liabilities [Abstract]
Defined benefit plans (Note 8)	$ 906	$ 939
Non-current contract liabilities	430	424
Unrecognized tax benefits	26	26
Deferred income taxes	59	55
Environmental reserve	119	119
Other	182	178
Other liabilities	$ 1,722	$ 1,741

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Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable after twelve months or beyond the next operating cycle if longer.

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