Revenues and Gross Profit (Tables)

3 Months Ended

Mar. 31, 2025

Revenues And Gross Profit [Abstract]

Total Revenues and Gross Profit (Loss) by Product Line

The following tables, which are reconciled to consolidated amounts, provide revenues and gross profit (loss) by line of business: Building Materials (further divided by product line) and Magnesia Specialties. Interproduct revenues represent sales from the aggregates product line to the cement and ready mixed concrete and asphalt and paving product lines.

	Three Months Ended
	March 31,
	2025			2024
	(Dollars in Millions)
Revenues:
Building Materials business:
Aggregates	$	1,002		$	885
Cement and ready mixed concrete		233			265
Asphalt and paving services		80			59
Less: interproduct revenues		(49	)		(39	)
Total Building Materials business		1,266			1,170
Magnesia Specialties		87			81
Total	$	1,353		$	1,251
Gross profit (loss):
Building Materials business:
Aggregates	$	297		$	239
Cement and ready mixed concrete		24			31
Asphalt and paving services		(23	)		(22	)
Total Building Materials business		298			248
Magnesia Specialties		38			29
Corporate		(1	)		(5	)
Total	$	335		$	272

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