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Revenue (Tables) | 3 Months Ended
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Mar. 31, 2022
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, |  |
|  | 2022 |  | 2021 |  |  |  |
Rail Products and Global Friction Management |  | $ | 51,651 |  |  | $ | 55,309 |  |  |  |  |
Technology Services and Solutions |  | 12,059 |  |  | 10,923 |  |  |  |  |
Rail, Technologies, and Services |  | 63,710 |  |  | 66,232 |  |  |  |  |
Precast Concrete Buildings |  | 9,970 |  |  | 10,283 |  |  |  |  |
Other Precast Concrete Products |  | 5,040 |  |  | 2,395 |  |  |  |  |
Precast Concrete Products |  | 15,010 |  |  | 12,678 |  |  |  |  |
Fabricated Steel Products |  | 12,604 |  |  | 27,721 |  |  |  |  |
Coatings and Measurement |  | 7,470 |  |  | 9,449 |  |  |  |  |
Steel Products and Measurement |  | 20,074 |  |  | 37,170 |  |  |  |  |
Total net sales |  | $ | 98,794 |  |  | $ | 116,080 |  |  |  |  |
Net sales by the timing of the transfer of products and performance of services was as follows for the periods presented:
|  | Three Months Ended March 31, 2022
|  | Rail, Technologies, and Services |  | Precast Concrete Products |  | Steel Products and Measurement |  | Total
Point in time |  | $ | 49,166 |  |  | $ | 4,263 |  |  | $ | 15,062 |  |  | $ | 68,491 |
Over time |  | 14,544 |  |  | 10,747 |  |  | 5,012 |  |  | 30,303 |
Total net sales |  | $ | 63,710 |  |  | $ | 15,010 |  |  | $ | 20,074 |  |  | $ | 98,794 |
|  | Three Months Ended March 31, 2021
|  | Rail, Technologies, and Services |  | Precast Concrete Products |  | Steel Products and Measurement |  | Total
Point in time |  | $ | 52,044 |  |  | $ | 4,736 |  |  | $ | 29,928 |  |  | $ | 86,708 |
Over time |  | 14,188 |  |  | 7,942 |  |  | 7,242 |  |  | 29,372 |
Total net sales |  | $ | 66,232 |  |  | $ | 12,678 |  |  | $ | 37,170 |  |  | $ | 116,080 |

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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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