Revenues and Gross Profit (Tables)

3 Months Ended

Mar. 31, 2020

Revenues And Gross Profit [Abstract]

Total Revenues and Gross Profit by Product Line

The following table, which is reconciled to consolidated amounts, provides total revenues and gross profit by product line.

	Three Months Ended
	March 31,
	2020			2019
	(Dollars in Millions)
Total revenues:
Building Materials Business:
Products and services:
Aggregates	$	570.3		$	544.9
Cement		106.6			99.0
Ready mixed concrete		189.7			211.2
Asphalt and paving services		18.1			12.4
Less: interproduct revenues		(53.6	)		(58.4	)
Products and services		831.1			809.1
Freight		61.4			55.8
Total Building Materials Business		892.5			864.9
Magnesia Specialties:
Products and services		59.9			69.2
Freight		5.8			4.9
Total Magnesia Specialties		65.7			74.1
Total	$	958.2		$	939.0
Gross profit (loss):
Building Materials Business:
Products and services:
Aggregates	$	93.4		$	98.0
Cement		27.3			13.8
Ready mixed concrete		5.9			14.5
Asphalt and paving services		(8.1	)		(8.3	)
Products and services		118.5			118.0
Freight		(0.3	)		(0.2	)
Total Building Materials Business		118.2			117.8
Magnesia Specialties:
Products and services		26.1			26.5
Freight		(0.9	)		(1.0	)
Total Magnesia Specialties		25.2			25.5
Corporate		(1.0	)		(0.4	)
Total	$	142.4		$	142.9