Joint Ventures and Noncontrolling Interests (Details)	12 Months Ended
Dec. 31, 2023
Indiana Pickling & Processing Company
Joint Ventures and Noncontrolling Interests
Ownership percentage acquired	56.00%
Valex Corp. \| South Korea
Joint Ventures and Noncontrolling Interests
Ownership percentage in consolidated investments other than equity method investment	96.00%
Minimum
Joint Ventures and Noncontrolling Interests
Ownership percentage of investee for accounting under the equity method of accounting	20.00%
Percentage of ownership for consolidation of financial statements	50.00%
Maximum
Joint Ventures and Noncontrolling Interests
Ownership percentage of investee for accounting under the equity method of accounting	50.00%

- Definition

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.

+ References

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- Definition

The parent entity's interest acquired in net assets of the subsidiary, expressed as a percentage.

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- Definition

Represents the percentage of ownership in another entity's common stock, held directly or indirectly by the parent, for consolidation of financial statements.

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- Definition

The percentage of ownership of common stock or equity participation in the investee for accounting under the equity method of accounting.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

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