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v3.22.2

Revenues and Gross Profit - Total Revenues and Gross Profit (Loss) by Product Line (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Product Information [Line Items] |  |  |  |
Total Revenues | $ 1,641.7 | $ 1,377.9 | $ 2,872.5 | $ 2,360.3
Gross profit (loss) | 425.2 | 385.1 | 581.3 | 559.8
Interproduct Revenues |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | (102.3) | (96.7) | (190.4) | (169.8)
Corporate |  |  |  |
Product Information [Line Items] |  |  |  |
Gross profit (loss) | 1.6 | 0.5 | (6.4) | (0.2)
Building Materials Business |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 1,560.0 | 1,302.1 | 2,713.8 | 2,213.6
Building Materials Business | Operating Segments |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 1,560.0 | 1,302.1 | 2,713.8 | 2,213.6
Gross profit (loss) | 399.1 | 357.6 | 537.5 | 505.6
Building Materials Business | Operating Segments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 1,449.2 | 1,225.3 | 2,526.2 | 2,082.0
Gross profit (loss) | 400.8 | 356.9 | 537.9 | 505.1
Magnesia Specialties | Operating Segments |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 81.7 | 75.8 | 158.7 | 146.7
Gross profit (loss) | 24.5 | 27.0 | 50.2 | 54.4
Magnesia Specialties | Operating Segments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 74.6 | 70.0 | 145.4 | 135.2
Gross profit (loss) | 25.8 | 27.9 | 52.6 | 56.3
Aggregates | Building Materials Business | Operating Segments | Reportable Subsegments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 955.2 | 801.8 | 1,641.1 | 1,374.4
Gross profit (loss) | 309.0 | 273.0 | 410.9 | 394.7
Cement | Building Materials Business | Operating Segments | Reportable Subsegments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 157.9 | 116.5 | 292.2 | 226.1
Gross profit (loss) | 51.1 | 36.1 | 78.5 | 51.4
Ready Mixed Concrete | Building Materials Business | Operating Segments | Reportable Subsegments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 226.1 | 268.4 | 516.2 | 503.7
Gross profit (loss) | 14.3 | 19.1 | 35.4 | 38.6
Asphalt and Paving | Building Materials Business | Operating Segments | Reportable Subsegments | Products and Services |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 212.3 | 135.3 | 267.1 | 147.6
Gross profit (loss) | (26.4) | 28.7 | 13.1 | 20.4
Freight |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 117.9 | 82.6 | 200.9 | 143.1
Freight | Building Materials Business |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 110.8 | 76.8 | 187.6 | 131.6
Freight | Building Materials Business | Operating Segments |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 110.8 | 76.8 | 187.6 | 131.6
Gross profit (loss) | 1.7 | 0.7 | 0.4 | 0.5
Freight | Magnesia Specialties | Operating Segments |  |  |  |
Product Information [Line Items] |  |  |  |
Total Revenues | 7.1 | 5.8 | 13.3 | 11.5
Gross profit (loss) | $ (1.3) | $ (0.9) | $ (2.4) | $ (1.9)

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