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REVENUES - Narrative (Details) $ in Millions	3 Months Ended		6 Months Ended		24 Months Ended
REVENUES - Narrative (Details) $ in Millions	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) quarry	Jun. 30, 2024 USD ($)	Dec. 31, 2013 USD ($)	Jun. 30, 2026 USD ($)	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Revenue Recognition [Line Items]
Total revenues	$ 2,102.4	$ 2,014.4	$ 3,737.0	$ 3,560.1
Proceeds from sale of future production					$ 226.9
Number of quarries \| quarry			8
Estimated deferred revenue to be recognized in the next 12 months	141.8	148.9	$ 141.8	148.9			$ 143.7	$ 145.3	$ 151.1	$ 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	1,512.9	1,495.9	$ 2,761.7	2,707.2
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	$ 320.4	271.6	$ 320.4	271.6
Construction Paving \| Minimum
Revenue Recognition [Line Items]
Remaining period to completion	1 month		1 month
Construction Paving \| Maximum
Revenue Recognition [Line Items]
Costs for paving contracts expense, expected amortization period (in years)			1 year
Remaining period to completion	42 months		42 months
Service
Revenue Recognition [Line Items]
Total revenues	$ 87.9	$ 70.2	$ 132.7	$ 106.7
Percent of total revenues (as percent)	4.20%	3.50%	3.60%	3.00%