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v3.25.4

Acquisitions and Dispositions - Narrative (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 07, 2025 USD ($) plantOperation | Dec. 31, 2025 USD ($) business | Dec. 31, 2024 USD ($) business | Dec. 31, 2023 USD ($)
Business Combination [Line Items] |  |  |  |
Gain on bargain purchase |  | $ 3,547 | $ 0 | $ 0
Goodwill |  | 519,668 | 297,225 | $ 274,478
Acquisition related costs |  | 10,800 | 7,700 |
Discontinued Operations, Disposed of by Sale | Strata Ready-Mix Plant Operations |  |  |  |
Business Combination [Line Items] |  |  |  |
Number of plant operations sold | plantOperation | 4 |  |  |
Proceeds from disposition of business | $ 14,500 |  |  |
Strata Corporation |  |  |  |
Business Combination [Line Items] |  |  |  |
Business combination, consideration transferred | 454,000 |  |  |
Acquiree's revenue since acquisition date |  | 198,700 |  |
Deferred income taxes | 45,092 | 50,285 |  |
Total current assets | 82,968 | 82,375 |  |
Property, plant and equipment | 266,370 | 274,571 |  |
Operating lease right-of-use assets | 53 | 53 |  |
Goodwill | 152,329 | 146,961 |  |
Total current liabilities | 25,640 | 17,373 |  |
Other noncurrent liabilities | 3,293 | 4,191 |  |
Strata Corporation | Backlog |  |  |  |
Business Combination [Line Items] |  |  |  |
Finite-lived intangibles acquired | $ 8,800 |  |  |
Average Useful Life In Years | 9 months |  |  |
Strata Corporation | Permits |  |  |  |
Business Combination [Line Items] |  |  |  |
Finite-lived intangibles acquired | $ 4,100 |  |  |
Average Useful Life In Years | 10 years |  |  |
2025 Aggregate Acquisitions |  |  |  |
Business Combination [Line Items] |  |  |  |
Business combination, consideration transferred |  | 177,200 |  |
Finite-lived intangibles acquired |  | 5,200 |  |
Deferred income taxes |  | $ 1,300 |  |
Number of businesses acquired | business |  | 4 |  |
Total current assets |  | $ 22,100 |  |
Property, plant and equipment |  | 98,700 |  |
Operating lease right-of-use assets |  | 3,100 |  |
Goodwill |  | 75,600 |  |
Total current liabilities |  | 13,400 |  |
Other noncurrent liabilities |  | 9,300 |  |
2025 Aggregate Acquisitions | Backlog |  |  |  |
Business Combination [Line Items] |  |  |  |
Finite-lived intangibles acquired |  | 1,100 |  |
2025 Aggregate Acquisitions | Noncompete agreements |  |  |  |
Business Combination [Line Items] |  |  |  |
Finite-lived intangibles acquired |  | 100 |  |
2025 Aggregate Acquisitions | Customer relationships |  |  |  |
Business Combination [Line Items] |  |  |  |
Finite-lived intangibles acquired |  | 4,000 |  |
Washington Aggregate Quarry Operation |  |  |  |
Business Combination [Line Items] |  |  |  |
Gain on bargain purchase |  | 3,500 |  |
Deferred income taxes |  | 1,300 |  |
Oregon Aggregates and Contracting Company |  |  |  |
Business Combination [Line Items] |  |  |  |
Holdback liability |  | $ 5,400 |  |
2024 Aggregate Acquisitions |  |  |  |
Business Combination [Line Items] |  |  |  |
Business combination, consideration transferred |  |  | 119,000 |
Finite-lived intangibles acquired |  |  | $ 21,100 |
Number of businesses acquired | business |  |  | 4 |
Total current assets |  |  | $ 28,900 |
Property, plant and equipment |  |  | 51,500 |
Goodwill |  |  | 22,700 |
Total current liabilities |  |  | 5,600 |
Other noncurrent liabilities |  |  | 1,500 |
Other noncurrent assets |  |  | $ 1,900 |

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