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SEGMENT REPORTING - Schedule of Segment Financial Disclosure (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Total revenues	$ 2,003.9	$ 2,185.8	$ 5,564.0	$ 5,947.6
Gross Profit	565.2	591.0	1,462.4	1,476.3
Depreciation, Depletion, Accretion and Amortization	160.7	161.1	468.4	464.4
Total assets	14,351.9	14,620.5	14,351.9	14,620.5	$ 14,545.7
Cash and cash equivalents and restricted cash	434.3	345.0	434.3	345.0	$ 949.2	$ 161.5
Segment sales
Segment Reporting Information [Line Items]
Total revenues	2,127.9	2,340.2	5,885.7	6,353.5
Total assets	13,565.9	13,986.7	13,565.9	13,986.7
Aggregates intersegment sales
Segment Reporting Information [Line Items]
Total revenues	(124.0)	(154.4)	(321.7)	(405.9)
Other
Segment Reporting Information [Line Items]
Depreciation, Depletion, Accretion and Amortization	7.5	6.2	19.8	19.7
General corporate assets
Segment Reporting Information [Line Items]
Total assets	351.7	288.8	351.7	288.8
Aggregates
Segment Reporting Information [Line Items]
Total revenues	1,448.4	1,474.0	4,155.6	4,100.0
Aggregates | Segment sales
Segment Reporting Information [Line Items]
Total revenues	1,572.4	1,628.4	4,477.3	4,505.9
Gross Profit	498.5	509.1	1,330.3	1,312.3
Depreciation, Depletion, Accretion and Amortization	130.3	125.6	381.8	357.6
Total assets	12,023.1	11,825.7	12,023.1	11,825.7
Aggregates | Aggregates intersegment sales
Segment Reporting Information [Line Items]
Total revenues	(124.0)	(154.4)	(321.7)	(405.9)
Asphalt
Segment Reporting Information [Line Items]
Total revenues	381.1	347.2	918.5	854.3
Asphalt | Segment sales
Segment Reporting Information [Line Items]
Total revenues	381.1	347.2	918.5	854.3
Gross Profit	60.2	55.9	123.9	113.3
Depreciation, Depletion, Accretion and Amortization	12.0	8.8	31.9	26.7
Total assets	748.0	648.6	748.0	648.6
Asphalt | Aggregates intersegment sales
Segment Reporting Information [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Concrete
Segment Reporting Information [Line Items]
Total revenues	174.4	364.6	489.9	993.3
Concrete | Segment sales
Segment Reporting Information [Line Items]
Total revenues	174.4	364.6	489.9	993.3
Gross Profit	6.5	26.0	8.2	50.7
Depreciation, Depletion, Accretion and Amortization	10.9	20.5	34.9	60.4
Total assets	794.8	1,512.4	794.8	1,512.4
Concrete | Aggregates intersegment sales
Segment Reporting Information [Line Items]
Total revenues	$ 0.0	$ 0.0	$ 0.0	$ 0.0

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