Revenues and Gross Profit (Tables)

3 Months Ended

Mar. 31, 2021

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,
	2021			2020
	(Dollars in Millions)
Total revenues:
Building Materials business:
Products and services:
Aggregates	$	572.6		$	570.3
Cement		109.6			106.6
Ready mixed concrete		235.3			189.7
Asphalt and paving services		12.2			18.1
Less: interproduct revenues		(73.1	)		(53.6	)
Products and services		856.6			831.1
Freight		54.9			61.4
Total Building Materials business		911.5			892.5
Magnesia Specialties:
Products and services		65.3			59.9
Freight		5.6			5.8
Total Magnesia Specialties		70.9			65.7
Total	$	982.4		$	958.2
Gross profit (loss):
Building Materials business:
Products and services:
Aggregates	$	121.8		$	93.4
Cement		15.3			27.3
Ready mixed concrete		19.4			5.9
Asphalt and paving services		(8.2	)		(8.1	)
Products and services		148.3			118.5
Freight		(0.3	)		(0.3	)
Total Building Materials business		148.0			118.2
Magnesia Specialties:
Products and services		28.4			26.1
Freight		(0.9	)		(0.9	)
Total Magnesia Specialties		27.5			25.2
Corporate		(0.8	)		(1.0	)
Total	$	174.7		$	142.4