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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The following table represents the goodwill balance by reportable segment:
|  | Rail Products and Services |  | Construction Products |  | Tubular and Energy Services |  | Total
Balance as of December 31, 2017: |  | $ | 14,638 |  | $ | 5,147 |  | $ | — |  | $ | 19,785
Foreign currency translation impact |  | (527) |  | — |  | — |  | (527)
Balance as of December 31, 2018: |  | $ | 14,111 |  | $ | 5,147 |  | $ | — |  | $ | 19,258
Schedule of Intangible Assets | The components of the Company’s intangible assets are as follows as of:
|  | December 31, 2018 |  |  |  |  |  |
|  | Weighted Average Amortization Period In Years |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Amount
Non-compete agreements |  | 4 |  | $ | 1,372 |  | $ | (1,046) |  | $ | 326
Patents |  | 10 |  | 358 |  | (165) |  | 193
Customer relationships |  | 18 |  | 37,129 |  | (11,388) |  | 25,741
Trademarks and trade names |  | 15 |  | 8,481 |  | (3,416) |  | 5,065
Technology |  | 14 |  | 35,640 |  | (17,129) |  | 18,511
|  |  |  | $ | 82,980 |  | $ | (33,144) |  | $ | 49,836
|  | December 31, 2017 |  |  |  |  |  |
|  | Weighted Average Amortization Period In Years |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Amount
Non-compete agreements |  | 5 |  | $ | 4,238 |  | $ | (3,100) |  | $ | 1,138
Patents |  | 10 |  | 389 |  | (164) |  | 225
Customer relationships |  | 17 |  | 37,679 |  | (9,171) |  | 28,508
Trademarks and trade names |  | 14 |  | 10,085 |  | (4,091) |  | 5,994
Technology |  | 14 |  | 35,790 |  | (14,215) |  | 21,575
|  |  |  | $ | 88,181 |  | $ | (30,741) |  | $ | 57,440
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | Estimated annual amortization expense for the years ending December 31, 2019 and thereafter is as follows:
Year Ending December 31, |  |
2019 |  | $ | 6,606
2020 |  | 5,860
2021 |  | 5,831
2022 |  | 5,741
2023 |  | 5,226
2024 and thereafter |  | 20,572
|  | $ | 49,836

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