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Business Combinations, Divestitures, Discontinued Operations and Assets and Liabilities Held for Sale - Additional Information (Detail) $ in Millions |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Apr. 05, 2024 USD ($) Facility | Feb. 09, 2024 USD ($) Plant | Jan. 12, 2024 | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 Plant
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Revenues |  |  |  | $ 1,764 | $ 1,821 | $ 3,015 | $ 3,175 |
Pretax earnings |  |  |  | 398 | 463 | 1,819 | 659 |
Charges for selling acquired inventory |  |  |  |  |  |  | 20 |
Business combination periods for production level |  |  | 60 years |  |  |  |  |
Revenues |  | $ 2,100 |  |  |  |  |  |
Business combination number of south texas ready mix operations | Plant |  |  |  |  |  |  |  | 20
Divestitures number of south texas ready mix operations | Plant |  | 20 |  |  |  |  |  |
Pretax gain |  |  |  |  |  | 1,300 |  |
Income/ loss from discontinued operations |  |  |  | 0 | $ 1 | 0 | (12) |
Blue Water Industries LLC |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Number of active aggregates operations | Facility | 20 |  |  |  |  |  |  |
Payments to acquire businesses gross | $ 2,050 |  |  |  |  |  |  |
Acquisition related expenses |  |  |  |  |  |  | $ 22 |
Albert Frei And Sons, Inc. And Blue Water Industries LLC. [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Revenues |  |  |  | 83 |  | 97 |  |
Pretax earnings |  |  |  | 11 |  | 12 |  |
Charges for selling acquired inventory |  |  |  | $ 20 |  | $ 20 |  |

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