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Goodwill and Other Intangible Assets | 12 Months Ended
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Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Other Intangible Assets | Goodwill and Other Intangible Assets As of December 31, 2019 and 2018, 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, 2018: |  | $ | 14,111 |  |  | $ | 5,147 |  |  | $ | — |  |  | $ | 19,258 |
Foreign currency translation impact |  | 307 |  |  | — |  |  | — |  |  | 307 |
Balance as of December 31, 2019: |  | $ | 14,418 |  |  | $ | 5,147 |  |  | $ | — |  |  | $ | 19,565 |
As of December 31, 2019 and 2018, the components of the Company’s intangible assets were as follows:
|  | December 31, 2019 |  |  |  |  |  |
|  | Weighted Average Amortization Period In Years |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Amount
Non-compete agreements |  | 4 |  | $ | 1,272 |  |  | $ | (1,259) |  |  | $ | 13 |
Patents |  | 10 |  | 377 |  |  | (188) |  |  | 189 |
Customer relationships |  | 18 |  | 37,498 |  |  | (13,945) |  |  | 23,553 |
Trademarks and trade names |  | 16 |  | 7,787 |  |  | (3,551) |  |  | 4,236 |
Technology |  | 13 |  | 35,728 |  |  | (20,205) |  |  | 15,523 |
|  |  |  | $ | 82,662 |  |  | $ | (39,148) |  |  | $ | 43,514 |
|  | 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 |
Intangible assets are amortized over their useful lives ranging from 4 to 25 years, with a total weighted average amortization period of approximately 16 years. Amortization expense for the years ended December 31, 2019 and 2018 was $6,577 and $7,098, respectively. During the years ended December 31, 2019 and 2018 certain fully amortized intangible assets of $124 and $2,830, respectively, related to non-compete agreements and $723 and $1,560, respectively, related to trademarks and trade names were eliminated from gross intangible assets and accumulated amortization. Estimated annual amortization expense for the years ending December 31, 2020 and thereafter is as follows:
Year Ending December 31, |  |
2020 |  | $ | 5,910 |
2021 |  | 5,875 |
2022 |  | 5,791 |
2023 |  | 5,314 |
2024 |  | 4,288 |
2025 and thereafter |  | 16,336 |
|  | $ | 43,514 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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