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Intangible Assets and Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2020
Goodwill And Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets | The details of identifiable intangible assets as of December 31, 2020 and 2019 are shown below (in thousands except for lives):
Amortized Intangible Assets | Original Life (years) |  | Remaining Life (years) |  |  | Carrying Value December 31, 2019 |  |  | Amortization |  |  | Carrying Value December 31, 2020 |
Customer Network (HGP) | 12 |  |  | 2.0 |  |  | $ | 92 |  |  | $ | (30 | ) |  | $ | 62 |
Trade Name (HGP) | 14 |  |  | 4.0 |  |  |  | 642 |  |  |  | (129 | ) |  |  | 513 |
Customer Relationships (NLEX) | 7.6 |  |  | 1.0 |  |  |  | 221 |  |  |  | (110 | ) |  |  | 111 |
Total |  |  |  |  |  |  |  | 955 |  |  |  | (269 | ) |  |  | 686 |
Unamortized Intangible Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade Name (NLEX) | N/A |  | N/A |  |  |  | 2,437 |  |  |  | — |  |  |  | 2,437 |
Total |  |  |  |  |  |  | $ | 3,392 |  |  | $ | (269 | ) |  | $ | 3,123 |
Amortized Intangible Assets | Original Life (years) |  | Remaining Life (years) |  |  | Carrying Value December 31, 2018 |  |  | Amortization |  |  | Carrying Value December 31, 2019 |
Customer Network (HGP) | 12 |  |  | 3.0 |  |  | $ | 114 |  |  | $ | (22 | ) |  | $ | 92 |
Trade Name (HGP) | 14 |  |  | 5.0 |  |  |  | 746 |  |  |  | (104 | ) |  |  | 642 |
Customer Relationships (NLEX) | 7.6 |  |  | 2.0 |  |  |  | 330 |  |  |  | (109 | ) |  |  | 221 |
Total |  |  |  |  |  |  |  | 1,190 |  |  |  | (235 | ) |  |  | 955 |
Unamortized Intangible Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade Name (NLEX) | N/A |  | N/A |  |  |  | 2,437 |  |  |  | — |  |  |  | 2,437 |
Total |  |  |  |  |  |  | $ | 3,627 |  |  | $ | (235 | ) |  | $ | 3,392 |
Schedule of Estimated Amortization Expense, Intangible Assets | The estimated amortization expense during future years is shown below (in thousands):
Year |  | Amount |
2021 |  | $ | 270 |
2022 |  |  | 159 |
2023 |  |  | 129 |
2024 |  |  | 128 |
Total |  | $ | 686 |
Schedule of Goodwill | Goodwill consisted of the following at December 31, 2020 and 2019 (in thousands):
Acquisition |  | December 31, 2020 |  |  | December 31, 2019 |
HGP |  |  | 2,040 |  |  |  | 2,040 |
NLEX |  |  | 3,545 |  |  |  | 3,545 |
Total goodwill |  | $ | 5,585 |  |  | $ | 5,585 |

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