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v3.25.3

Business Combinations, Divestitures, Discontinued Operations and Assets and Liabilities Held for Sale - Additional Information (Detail) Tons in Millions, $ in Millions |  |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Apr. 05, 2024 USD ($) Facility | Feb. 09, 2024 USD ($) Plant | Jan. 12, 2024 | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Oct. 31, 2025 Tons
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Revenues |  |  |  | $ 1,846 | $ 1,642 | $ 4,617 | $ 4,250 |
Pretax earnings |  |  |  | $ 505 | 406 | $ 1,096 | 2,140 |
Business combination periods for production level |  |  | 60 years |  |  |  |  |
Revenues |  | $ 2,100 |  |  |  |  |  |
Divestitures number of south texas ready mix operations | Plant |  | 20 |  |  |  |  |  |
Pretax gain |  |  |  |  |  |  | 1,300 |
Quikrete [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Production capacity of aggregate operations | Tons |  |  |  |  |  |  |  | 20
Blue Water Industries LLC |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Revenues |  |  |  |  | 85 |  | 182 |
Pretax earnings |  |  |  |  | $ 13 |  | 25 |
Number of active aggregates operations | Facility | 20 |  |  |  |  |  |  |
Payments to acquire businesses gross | $ 2,050 |  |  |  |  |  |  |
Charges for selling acquired inventory |  |  |  |  |  |  | $ 20 |

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