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GOODWILL (Tables) | 6 Months Ended
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Jun. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in Carrying Amount of Goodwill by Reportable Segment | Changes in the carrying amount of goodwill by reportable segment from December 31, 2023 to June 30, 2024 are shown below:
in millions | Aggregates | Asphalt | Concrete | Total
Goodwill at December 31, 2023 | $ | 3,330.2 |  | $ | 91.6 |  | $ | 109.9 |  | $ | 3,531.7 |
Goodwill of acquired businesses 1 | 4.9 |  | 0.0 |  | 0.0 |  | 4.9 |
Goodwill at June 30, 2024 | $ | 3,335.1 |  | $ | 91.6 |  | $ | 109.9 |  | $ | 3,536.6 |
1 See Note 16 for acquisitions.

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