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Goodwill and Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill by segment | Goodwill by segment is as follows:
| September 30, 2023 |  | December 31, 2022
| (in millions)
Construction Products | $ | 492.0 |  |  | $ | 483.9 |
Engineered Structures | 437.6 |  |  | 437.6 |
Transportation Products | 37.0 |  |  | 37.0 |
| $ | 966.6 |  |  | $ | 958.5 |
Intangibles, net | Intangibles, net consisted of the following:
|  |  |  | September 30, 2023 |  | December 31, 2022
|  |  |  | (in millions)
Intangibles with indefinite lives - Trademarks |  |  |  | $ | 34.9 |  |  | $ | 34.1 |
Intangibles with definite lives: |  |  |  |  |  |
Customer relationships |  |  |  | 138.7 |  | 136.9
Permits |  |  |  | 141.8 |  | 141.7
Other |  |  |  | 2.7 |  | 2.7
|  |  |  | 283.2 |  | 281.3
Less accumulated amortization |  |  |  | (71.1) |  | (59.3)
|  |  |  | 212.1 |  | 222.0
Intangible assets, net |  |  |  | $ | 247.0 |  |  | $ | 256.1 |

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