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Goodwill and Other Intangible Assets | 9 Months Ended
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Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Other Intangible Assets | Goodwill and Other Intangible Assets Goodwill 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 |
The increase in Construction Products goodwill during the nine months ended September 30, 2023 was primarily due to acquisitions completed during the period and final measurement period adjustments from the acquisition of RAMCO. See Note 2 Acquisitions and Divestitures. Intangible Assets 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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