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Goodwill and Intangible Assets (Details) $ in Millions	3 Months Ended	12 Months Ended
Goodwill and Intangible Assets (Details) $ in Millions	Dec. 31, 2023 USD ($) Part	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Changes in the carrying amount of goodwill
Goodwill	$ 1,473	$ 1,473	$ 1,813	$ 1,840	$ 1,951
Goodwill impairment charge		445
Americas
Changes in the carrying amount of goodwill
Goodwill	625	625	995	$ 974	$ 1,018
Goodwill impairment charge		445
Accumulated impairment losses	$ (1,040)	$ (1,040)	$ (595)
North America
Changes in the carrying amount of goodwill
Number Of Furnaces \| Part	2
Goodwill impairment charge	$ 445

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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