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Property, Plant and Equipment - Additional Information (Detail) - USD ($) $ in Millions	Oct. 04, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Accumulated depreciation	$ 13,420	$ 12,620
Property, plant and equipment, net	14,821	$ 13,243
Steel Mills [Member] | Nucor-JFE Steel Mexico, S. de R.L. de C.V. [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, net	$ 222

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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