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Revenue (Tables) | 3 Months Ended
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Mar. 31, 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 March 31, |  |
|  | 2021 |  | 2020 |  |  |  |
Rail Products |  | $ | 43,810 |  |  | $ | 47,899 |  |  |  |  |
Rail Technologies |  | 22,422 |  |  | 22,305 |  |  |  |  |
Rail Technologies and Services |  | 66,232 |  |  | 70,204 |  |  |  |  |
Fabricated Steel Products |  | 27,721 |  |  | 18,391 |  |  |  |  |
Precast Concrete Products |  | 12,678 |  |  | 10,643 |  |  |  |  |
Coatings and Measurement |  | 9,449 |  |  | 22,669 |  |  |  |  |
Infrastructure Solutions |  | 49,848 |  |  | 51,703 |  |  |  |  |
Total net sales |  | $ | 116,080 |  |  | $ | 121,907 |  |  |  |  |
Net sales by the timing of the transfer of products and services was as follows for the periods presented:
|  | Three Months Ended March 31, 2021
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 52,044 |  |  | $ | 34,664 |  |  |  |  | $ | 86,708 |
Over time |  | 14,188 |  |  | 15,184 |  |  |  |  | 29,372 |
Total net sales |  | $ | 66,232 |  |  | $ | 49,848 |  |  |  |  | $ | 116,080 |
|  | Three Months Ended March 31, 2020
|  | Rail Technologies and Services |  | Infrastructure Solutions |  |  |  | Total
Point in time |  | $ | 54,888 |  |  | $ | 34,242 |  |  |  |  | $ | 89,130 |
Over time |  | 15,316 |  |  | 17,461 |  |  |  |  | 32,777 |
Total net sales |  | $ | 70,204 |  |  | $ | 51,703 |  |  |  |  | $ | 121,907 |

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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=121604090&loc=SL49130545-203045 + Details
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- References No definition available. + Details
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