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Note 5. Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | Goodwill for the modules business consisted of the following at December 31, 2024 and 2023 (in thousands):
|  | December 31, 2023 |  | Acquisitions (Impairments) |  | Foreign Currency Translation Adjustments |  | December 31, 2024
Gross amount |  | $ | 423,052 |  |  | $ | — |  |  | $ | (1,352) |  |  | $ | 421,700 |
Accumulated impairment losses |  | (393,365) |  |  | — |  |  | — |  |  | (393,365) |
Total |  | $ | 29,687 |  |  | $ | — |  |  | $ | (1,352) |  |  | $ | 28,335 |
|  | December 31, 2022 |  | Acquisitions (Impairments) |  | Foreign Currency Translation Adjustments |  | December 31, 2023
Gross amount (1) |  | $ | 407,827 |  |  | $ | 14,952 |  |  | $ | 273 |  |  | $ | 423,052 |
Accumulated impairment losses |  | (393,365) |  |  | — |  |  | — |  |  | (393,365) |
Total |  | $ | 14,462 |  |  | $ | 14,952 |  |  | $ | 273 |  |  | $ | 29,687 |
—————————— (1)See Note 3. “Business Acquisitions” to our consolidated financial statements for discussion of our business acquisitions.
Schedule of Intangible Assets, Net | The following tables summarize our intangible assets at December 31, 2024 and 2023 (in thousands):
|  | December 31, 2024
|  | Gross Amount |  | Accumulated Amortization |  | Net Amount
Developed technology |  | $ | 97,645 |  |  | $ | (88,717) |  |  | $ | 8,928 |
In-process research and development |  | 43,159 |  |  | — |  |  | 43,159 |
Patents |  | 10,068 |  |  | (7,501) |  |  | 2,567 |
Total |  | $ | 150,872 |  |  | $ | (96,218) |  |  | $ | 54,654 |
|  | December 31, 2023
|  | Gross Amount |  | Accumulated Amortization |  | Net Amount
Developed technology |  | $ | 97,645 |  |  | $ | (78,659) |  |  | $ | 18,986 |
In-process research and development (1) |  | 43,159 |  |  | — |  |  | 43,159 |
Patents |  | 9,438 |  |  | (7,072) |  |  | 2,366 |
Total |  | $ | 150,242 |  |  | $ | (85,731) |  |  | $ | 64,511 |
—————————— (1)See Note 3. “Business Acquisitions” to our consolidated financial statements for discussion of our business acquisitions.
Schedule of Intangible Assets, Future Amortization Expense | Estimated future amortization expense for our definite-lived intangible assets was as follows at December 31, 2024 (in thousands):
|  | Amortization Expense
2025 |  | $ | 4,079 |
2026 |  | 2,696 |
2027 |  | 2,596 |
2028 |  | 876 |
2029 |  | 493 |
Thereafter |  | 755 |
Total amortization expense |  | $ | 11,495 |

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