REVENUES - Revenues by Geographic Market (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	$ 1,545.7	$ 1,649.0
Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	1,625.8	1,751.5
Intersegment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	(80.1)	(102.5)
East | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	437.6	452.8
Gulf Coast | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	800.9	971.5
West | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	387.3	327.2
Aggregates
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	1,211.2	1,194.1
Aggregates | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	1,291.3	1,296.6
Aggregates | Intersegment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	(80.1)	(102.5)
Aggregates | East | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	339.0	343.2
Aggregates | Gulf Coast | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	756.3	789.1
Aggregates | West | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	196.0	164.3
Asphalt
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	186.2	169.8
Asphalt | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	186.2	169.8
Asphalt | Intersegment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	0.0	0.0
Asphalt | East | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	22.7	21.8
Asphalt | Gulf Coast | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	42.5	46.2
Asphalt | West | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	121.0	101.8
Concrete
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	148.3	285.1
Concrete | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	148.3	285.1
Concrete | Intersegment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	0.0	0.0
Concrete | East | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	75.9	87.8
Concrete | Gulf Coast | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	2.1	136.2
Concrete | West | Segment sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	$ 70.3	$ 61.1