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v3.22.1

Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2022
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Summary of Intangible Assets | Intangible assets consisted of the following:
|  | As of March 31, 2022 |  |  | As of December 31, 2021 |
(In thousands) |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Book Value |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Book Value |
Customer relationships |  | $ | 20,677 |  |  | $ | (10,192 | ) |  | $ | 10,485 |  |  | $ | 20,796 |  |  | $ | (9,906 | ) |  | $ | 10,890 |
Developed technology |  |  | 8,200 |  |  |  | (3,967 | ) |  |  | 4,233 |  |  |  | 8,200 |  |  |  | (3,683 | ) |  |  | 4,517 |
Licensed technology |  |  | 5,900 |  |  |  | (2,650 | ) |  |  | 3,250 |  |  |  | 5,900 |  |  |  | (2,486 | ) |  |  | 3,414 |
Licensing agreements |  |  | 560 |  |  |  | (243 | ) |  |  | 317 |  |  |  | 560 |  |  |  | (225 | ) |  |  | 335 |
Patents |  |  | 500 |  |  |  | (380 | ) |  |  | 120 |  |  |  | 500 |  |  |  | (363 | ) |  |  | 137 |
Trade names |  |  | 210 |  |  |  | (210 | ) |  |  | — |  |  |  | 210 |  |  |  | (210 | ) |  |  | — |
Total |  | $ | 36,047 |  |  | $ | (17,642 | ) |  | $ | 18,405 |  |  | $ | 36,166 |  |  | $ | (16,873 | ) |  | $ | 19,293 |
Estimated Future Amortization Expense Related to Intangible Assets | Estimated future amortization expense of intangible assets was as follows:
|  | As of |
(In thousands) |  | March 31, 2022 |
2022 |  | $ | 2,601 |
2023 |  |  | 3,316 |
2024 |  |  | 3,224 |
2025 |  |  | 3,023 |
2026 |  |  | 1,986 |
Thereafter |  |  | 4,255 |
Total |  | $ | 18,405 |

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