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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
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 at December 31, 2015: |  | $ | 48,188 |  |  | $ | 5,147 |  |  | $ | 28,417 |  |  | $ | 81,752 |
Foreign currency translation impact |  | (1,524 | ) |  | — |  |  | — |  |  | (1,524 | )
Disposition |  | (154 | ) |  | — |  |  | — |  |  | (154 | )
Impairment charges |  | (32,725 | ) |  | — |  |  | (28,417 | ) |  | (61,142 | )
Balance at December 31, 2016: |  | 13,785 |  |  | 5,147 |  |  | — |  |  | 18,932 |
Foreign currency translation impact |  | 853 |  |  | — |  |  | — |  |  | 853 |
Balance at December 31, 2017: |  | $ | 14,638 |  |  | $ | 5,147 |  |  | $ | — |  |  | $ | 19,785 |
Schedule of Finite-Lived Intangible Assets | The following table represents the gross definite-lived intangible assets balance by reportable segment at December 31:
|  | 2017 |  | 2016
Rail Products and Services |  | $ | 57,654 |  |  | $ | 56,476 |
Construction Products |  | 1,348 |  |  | 1,348 |
Tubular and Energy Services |  | 29,179 |  |  | 29,179 |
|  | $ | 88,181 |  |  | $ | 87,003 |
Schedule of Intangible Assets and Goodwill | The components of the Company’s intangible assets are as follows at:
|  | 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 |
|  | December 31, 2016
|  | Weighted Average Amortization Period In Years |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Amount
Non-compete agreements |  | 5 |  | $ | 4,219 |  |  | $ | (2,217 | ) |  | $ | 2,002 |
Patents |  | 10 |  | 373 |  |  | (143 | ) |  | 230 |
Customer relationships |  | 18 |  | 36,843 |  |  | (6,582 | ) |  | 30,261 |
Trademarks and trade names |  | 14 |  | 10,018 |  |  | (3,238 | ) |  | 6,780 |
Technology |  | 14 |  | 35,550 |  |  | (11,304 | ) |  | 24,246 |
|  |  |  | $ | 87,003 |  |  | $ | (23,484 | ) |  | $ | 63,519 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | Estimated amortization expense for the years 2018 and thereafter is as follows:
|  | Amortization Expense
2018 |  | $ | 7,036 |
2019 |  | 6,314 |
2020 |  | 5,991 |
2021 |  | 5,971 |
2022 |  | 5,904 |
2023 and thereafter |  | 26,224 |
|  | $ | 57,440 |

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