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Intangible Assets and Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of finite-lived intangible assets | The cost and accumulated amortization of intangible assets subject to amortization as of December 31, 2022 and 2021, is as follows:
|  | 2022 |  | 2021
(Thousands) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
Customer relationships |  | $ | 110,347 |  |  | $ | (28,950) |  |  | $ | 81,397 |  |  | $ | 111,220 |  |  | $ | (22,777) |  |  | $ | 88,443 |
Technology |  | 44,886 |  |  | (10,420) |  |  | 34,466 |  |  | 45,014 |  |  | (6,917) |  |  | 38,097 |
Licenses and other |  | 34,300 |  |  | (10,562) |  |  | 23,738 |  |  | 34,468 |  |  | (7,879) |  |  | 26,589 |
Total |  | $ | 189,533 |  |  | $ | (49,932) |  |  | $ | 139,601 |  |  | $ | 190,702 |  |  | $ | (37,573) |  |  | $ | 153,129 |
Finite-lived Intangible Assets Amortization Expense | Estimated amortization e xpense for each of the five succeeding years is as follows:
|  | Amortization
(Thousands) |  | Expense
2023 |  | 12,473 |
2024 |  | 12,473 |
2025 |  | 11,851 |
2026 |  | 10,626 |
2027 |  | 10,471 |
Schedule of Goodwill | A summary of changes in goodwill by reportable segment is as follows:
(Thousands) |  | Performance Materials |  | Electronic Materials |  | Precision Optics |  | Total
Balance at December 31, 2020 |  | $ | 1,899 |  |  | $ | 50,527 |  |  | $ | 92,490 |  |  | $ | 144,916 |
Acquisition |  | 23,904 |  |  | 154,277 |  |  | — |  |  | 178,181 |
Impairment charge |  | — |  |  | — |  |  | — |  |  | — |
Other |  | — |  |  | (284) |  |  | (4,193) |  |  | (4,477) |
Balance at December 31, 2021 |  | $ | 25,803 |  |  | $ | 204,520 |  |  | $ | 88,297 |  |  | $ | 318,620 |
Acquisition |  |  |  |  |  | — |  |  | — |
Impairment charge |  | — |  |  | — |  |  | — |  |  | — |
Other |  | 354 |  |  | 2,150 |  |  | (1,626) |  |  | 878 |
Balance at December 31, 2022 |  | $ | 26,157 |  |  | 206,670 |  |  | $ | 86,671 |  |  | $ | 319,498 |

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