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Organization and Nature of Business (Detail) T in Millions	Dec. 31, 2023 T
Business Acquisition [Line Items]
Processing capacity	5.5
Blair
Business Acquisition [Line Items]
Processing capacity	2.9
Eagle Materials Holdings | BNSF
Business Acquisition [Line Items]
Processing capacity	1.6

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Current annual processing capacity.

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- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479907/805-20-50-5

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