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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Changes in the Carrying Amount of Goodwill | The changes in the carrying amount of goodwill were as follows:
| Balance at January 1, 2025 |  | Goodwill Acquired During the Year |  | Measurement Period Adjustments |  | Balance at December 31, 2025
| (In thousands)
West | $ | 123,674 |  |  | $ | 11,904 |  |  | $ | 1,997 |  |  | $ | 137,575 |
Mountain | 26,816 |  |  | — |  |  | — |  |  | 26,816 |
Central | 115,322 |  |  | 212,962 |  |  | (4,381) |  |  | 323,903 |
Energy Services | 31,413 |  |  | — |  |  | (39) |  |  | 31,374 |
Total | $ | 297,225 |  |  | $ | 224,866 |  |  | $ | (2,423) |  |  | $ | 519,668 |
| Balance at January 1, 2024 |  | Goodwill Acquired During the Year |  | Measurement Period Adjustments |  | Balance at December 31, 2024
| (In thousands)
West | $ | 123,599 |  |  | $ | 75 |  |  | $ | — |  |  | $ | 123,674 |
Mountain | 26,816 |  |  | — |  |  | — |  |  | 26,816 |
Central | 114,587 |  |  | 735 |  |  | — |  |  | 115,322 |
Energy Services | 9,476 |  |  | 21,937 |  |  | — |  |  | 31,413 |
Total | $ | 274,478 |  |  | $ | 22,747 |  |  | $ | — |  |  | $ | 297,225 |
Schedule of Other Amortizable Intangible Assets | Other amortizable intangible assets at December 31, were as follows:
| Average Useful Life In Years |  | 2025 |  | 2024
|  |  | (In thousands)
Customer relationships | 1-9 |  | $ | 34,699 |  |  | $ | 30,703 |
Less accumulated amortization |  |  | 15,789 |  |  | 11,060 |
|  |  | 18,910 |  |  | 19,643 |
Noncompete agreements | 1-4 |  | 3,107 |  |  | 3,950 |
Less accumulated amortization |  |  | 2,904 |  |  | 3,524 |
|  |  | 203 |  |  | 426 |
Tradename | 9 |  | 7,470 |  |  | 7,470 |
Less accumulated amortization |  |  | 871 |  |  | 124 |
|  |  | 6,599 |  |  | 7,346 |
Backlog | 1-2 |  | 10,395 |  |  | 390 |
Less accumulated amortization |  |  | 9,052 |  |  | 22 |
|  |  | 1,343 |  |  | 368 |
Other | 10-15 |  | 5,968 |  |  | 3,310 |
Less accumulated amortization |  |  | 343 |  |  | 1,679 |
|  |  | 5,625 |  |  | 1,631 |
Total |  |  | $ | 32,680 |  |  | $ | 29,414 |
Schedule of Estimated Amortization Expense | Estimated amortization expense for identifiable intangible assets as of December 31, 2025, was:
|  | 2026 |  | 2027 |  | 2028 |  | 2029 |  | 2030 |  | Thereafter
|  | (In thousands)
Amortization expense |  | $6,587 |  | $5,336 |  | $4,071 |  | $3,466 |  | $2,676 |  | $10,544

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