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Revenues and Gross Profit (Tables) | 6 Months Ended
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Jun. 30, 2018
Revenues And Gross Profit [Abstract] |
Total Revenues and Gross Profit by Product Line | The following table, which is reconciled to consolidated amounts, provides total revenues and gross profit by product line.
|  | Three-Months Ended |  |  | Six-Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (Dollars in Thousands) |
Total revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Building Materials Business: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregates |  | $ | 665,308 |  |  | $ | 577,913 |  |  | $ | 1,090,324 |  |  | $ | 1,028,968 |
Cement |  |  | 113,148 |  |  |  | 98,937 |  |  |  | 202,331 |  |  |  | 192,491 |
Ready mixed concrete |  |  | 277,202 |  |  |  | 241,871 |  |  |  | 495,738 |  |  |  | 464,249 |
Asphalt and paving services |  |  | 83,140 |  |  |  | 82,943 |  |  |  | 99,507 |  |  |  | 104,680 |
Less: interproduct revenues |  |  | (78,178 | ) |  |  | (70,549 | ) |  |  | (138,843 | ) |  |  | (131,258 | )
Products and services |  |  | 1,060,620 |  |  |  | 931,115 |  |  |  | 1,749,057 |  |  |  | 1,659,130 |
Freight |  |  | 68,821 |  |  |  | 62,380 |  |  |  | 113,126 |  |  |  | 109,648 |
Total Building Materials Business |  |  | 1,129,441 |  |  |  | 993,495 |  |  |  | 1,862,183 |  |  |  | 1,768,778 |
Magnesia Specialties: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services |  |  | 68,157 |  |  |  | 65,728 |  |  |  | 133,025 |  |  |  | 130,029 |
Freight |  |  | 4,805 |  |  |  | 4,301 |  |  |  | 9,199 |  |  |  | 8,576 |
Total Magnesia Specialties |  |  | 72,962 |  |  |  | 70,029 |  |  |  | 142,224 |  |  |  | 138,605 |
Total |  | $ | 1,202,403 |  |  | $ | 1,063,524 |  |  | $ | 2,004,407 |  |  | $ | 1,907,383 |
Gross profit (loss): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Building Materials Business: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregates |  | $ | 198,540 |  |  | $ | 173,012 |  |  | $ | 251,542 |  |  | $ | 251,967 |
Cement |  |  | 41,305 |  |  |  | 29,369 |  |  |  | 65,038 |  |  |  | 60,148 |
Ready mixed concrete |  |  | 29,952 |  |  |  | 26,840 |  |  |  | 45,593 |  |  |  | 46,630 |
Asphalt and paving services |  |  | 18,512 |  |  |  | 20,314 |  |  |  | 10,873 |  |  |  | 15,573 |
Products and services |  |  | 288,309 |  |  |  | 249,535 |  |  |  | 373,046 |  |  |  | 374,318 |
Freight |  |  | 598 |  |  |  | 621 |  |  |  | 480 |  |  |  | 1,028 |
Total Building Materials Business |  |  | 288,907 |  |  |  | 250,156 |  |  |  | 373,526 |  |  |  | 375,346 |
Magnesia Specialties: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services |  |  | 24,870 |  |  |  | 24,798 |  |  |  | 49,933 |  |  |  | 48,153 |
Freight |  |  | (1,028 | ) |  |  | (1,174 | ) |  |  | (2,203 | ) |  |  | (2,214 | )
Total Magnesia Specialties |  |  | 23,842 |  |  |  | 23,624 |  |  |  | 47,730 |  |  |  | 45,939 |
Corporate |  |  | 3,168 |  |  |  | 314 |  |  |  | 5,053 |  |  |  | (125 | )
Total |  | $ | 315,917 |  |  | $ | 274,094 |  |  | $ | 426,309 |  |  | $ | 421,160 |

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- Definition Revenues and gross profit. + References No definition available. + Details
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- Definition Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9031-108599 + Details
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