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Revenue (Tables) | 9 Months Ended
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Sep. 30, 2021
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following table summarizes the Company’s net sales by major product and service category for the periods presented:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2021 |  | 2020 |  | 2021 |  | 2020
Rail Products |  | $ | 48,355 |  |  | $ | 40,502 |  |  | $ | 156,730 |  |  | $ | 144,901 |
Rail Technologies |  | 25,587 |  |  | 23,486 |  |  | 72,226 |  |  | 64,230 |
Rail Technologies and Services |  | 73,942 |  |  | 63,988 |  |  | 228,956 |  |  | 209,131 |
Fabricated Steel Products |  | 25,810 |  |  | 22,138 |  |  | 85,754 |  |  | 66,109 |
Precast Concrete Products |  | 17,972 |  |  | 15,745 |  |  | 50,723 |  |  | 42,816 |
Coatings and Measurement |  | 12,329 |  |  | 16,494 |  |  | 35,222 |  |  | 63,779 |
Infrastructure Solutions |  | 56,111 |  |  | 54,377 |  |  | 171,699 |  |  | 172,704 |
Total net sales |  | $ | 130,053 |  |  | $ | 118,365 |  |  | $ | 400,655 |  |  | $ | 381,835 |
Net sales by the timing of the transfer of products and services was as follows for the periods presented:
|  | Three Months Ended September 30, 2021
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 54,470 |  |  | $ | 29,007 |  |  |  |  | $ | 83,477 |
Over time |  | 19,472 |  |  | 27,104 |  |  |  |  | 46,576 |
Total net sales |  | $ | 73,942 |  |  | $ | 56,111 |  |  |  |  | $ | 130,053 |
|  | Three Months Ended September 30, 2020
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 47,027 |  |  | $ | 33,222 |  |  |  |  | $ | 80,249 |
Over time |  | 16,961 |  |  | 21,155 |  |  |  |  | 38,116 |
Total net sales |  | $ | 63,988 |  |  | $ | 54,377 |  |  |  |  | $ | 118,365 |
|  | Nine Months Ended September 30, 2021
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 178,225 |  |  | $ | 103,308 |  |  |  |  | $ | 281,533 |
Over time |  | 50,731 |  |  | 68,391 |  |  |  |  | 119,122 |
Total net sales |  | $ | 228,956 |  |  | $ | 171,699 |  |  |  |  | $ | 400,655 |
|  | Nine Months Ended September 30, 2020
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 163,190 |  |  | $ | 112,206 |  |  |  |  | $ | 275,396 |
Over time |  | 45,941 |  |  | 60,498 |  |  |  |  | 106,439 |
Total net sales |  | $ | 209,131 |  |  | $ | 172,704 |  |  |  |  | $ | 381,835 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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- References No definition available. + Details
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