Revenues and Gross Profit (Tables)

6 Months Ended

Jun. 30, 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						Six Months Ended
	June 30,						June 30,
	2025			2024			2025			2024
	(Dollars in Millions)
Revenues:
Building Materials business:
Aggregates	$	1,320		$	1,242		$	2,322		$	2,127
Cement and ready mixed concrete		245			261			477			526
Asphalt and paving services		228			245			308			303
Less: interproduct revenues		(72	)		(65	)		(121	)		(102	)
Total Building Materials business		1,721			1,683			2,986			2,854
Magnesia Specialties		90			81			178			161
Total	$	1,811		$	1,764		$	3,164		$	3,015
Gross profit (loss):
Building Materials business:
Aggregates	$	430		$	392		$	726		$	632
Cement and ready mixed concrete		54			72			78			103
Asphalt and paving services		33			37			11			15
Total Building Materials business		517			501			815			750
Magnesia Specialties		36			27			74			56
Corporate		(9	)		(11	)		(10	)		(16	)
Total	$	544		$	517		$	879		$	790