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REVENUES - Narrative (Details) $ in Millions	3 Months Ended		9 Months Ended		24 Months Ended
REVENUES - Narrative (Details) $ in Millions	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) quarry	Sep. 30, 2024 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2026 USD ($)	Jun. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Revenue Recognition [Line Items]
Total revenues	$ 2,291.5	$ 2,003.9	$ 6,028.5	$ 5,564.0
Proceeds from sale of future production					$ 226.9
Number of quarries \| quarry			8
Estimated deferred revenue to be recognized in the next 12 months	139.8	146.9	$ 139.8	146.9			$ 141.8	$ 145.3	$ 148.9	$ 152.8
Forecast
Revenue Recognition [Line Items]
Estimated deferred revenue to be recognized in the next 12 months						$ 7.5
Minimum
Revenue Recognition [Line Items]
Coverage of warranty provisions			9 months
Maximum
Revenue Recognition [Line Items]
Coverage of warranty provisions			1 year
Aggregates
Revenue Recognition [Line Items]
Total revenues	1,637.9	1,448.4	$ 4,399.6	4,155.6
Aggregates \| Minimum
Revenue Recognition [Line Items]
Percent of shipments used for publicly funded construction (as percent)			40.00%
Aggregates \| Maximum
Revenue Recognition [Line Items]
Percent of shipments used for publicly funded construction (as percent)			55.00%
Construction Paving
Revenue Recognition [Line Items]
Revenue from unsatisfied performance obligations	$ 293.8	206.5	$ 293.8	206.5
Construction Paving \| Minimum
Revenue Recognition [Line Items]
Remaining period to completion	0 months		0 months
Construction Paving \| Maximum
Revenue Recognition [Line Items]
Costs for paving contracts expense, expected amortization period (in years)			1 year
Remaining period to completion	46 months		46 months
Service
Revenue Recognition [Line Items]
Total revenues	$ 104.7	$ 88.2	$ 237.4	$ 195.0
Percent of total revenues (as percent)	4.60%	4.40%	3.90%	3.50%