| Schedule of goodwill |
The following table represents the changes in the carrying value of goodwill as of September 30, 2026 and December 31, 2025 (in thousands): | | | | | | | | | | September 30, | | December 31, | | | | 2026 | | 2025 | | Balance at beginning of period | | | | | | | | Goodwill | | $ | 126,532 | | $ | 124,701 | | Accumulated impairment losses | | | (104,132) | | | (104,132) | | Subtotal | | | 22,400 | | | 20,569 | | | | | | | | | | Activity during the period | | | | | | | | Foreign currency adjustment | | | (370) | | | 1,831 | | | | | | | | | | Balance at end of period | | | | | | | | Goodwill | | | 126,162 | | | 126,532 | | Accumulated impairment losses | | | (104,132) | | | (104,132) | | Total | | $ | 22,030 | | $ | 22,400 | |
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| Schedule of intangible assets |
The following table presents our intangible assets as of September 30, 2026 (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Weighted | | | | | | | | | | | Net | | Average | | | Gross | | Accumulated | | Accumulated | | Carrying | | Amortization | | | Amount | | Amortization | | Impairment | | Amount | | Period (years) | Non-compete agreement | | $ | 390 | | $ | 390 | | $ | — | | $ | — | | — | Technology | | | 49,320 | | | 20,601 | | | — | | | 28,719 | | 6 | Customer relationships | | | 125,701 | | | 52,537 | | | — | | | 73,164 | | 8 | Trade name/trademark | | | 791 | | | 280 | | | (265) | | | 246 | | 8 | Order backlog | | | 2,600 | | | 2,600 | | | — | | | — | | — | Land use rights | | | 2,318 | | | 370 | | | — | | | 1,948 | | 32 | Patents and trademarks | | | 38,401 | | | 221 | | | (8,980) | | | 29,200 | | — | Total | | $ | 219,521 | | $ | 76,999 | | $ | (9,245) | | $ | 133,277 | | |
The following table presents our intangible assets as of December 31, 2025 (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Weighted | | | | | | | | | | | Net | | Average | | | Gross | | Accumulated | | Accumulated | | Carrying | | Amortization | | | Amount | | Amortization | | Impairment | | Amount | | Period (years) | Non-compete agreement | | $ | 390 | | $ | 390 | | $ | — | | $ | — | | — | Technology | | | 45,363 | | | 17,407 | | | — | | | 27,956 | | 7 | Customer relationships | | | 125,808 | | | 46,026 | | | — | | | 79,782 | | 9 | Trade name/trademark | | | 791 | | | 256 | | | (265) | | | 270 | | 8 | Order backlog | | | 2,600 | | | 2,600 | | | — | | | — | | — | Land use rights | | | 2,226 | | | 310 | | | — | | | 1,916 | | 32 | Patents and trademarks | | | 37,359 | | | 221 | | | (8,980) | | | 28,158 | | — | Total | | $ | 214,537 | | $ | 67,210 | | $ | (9,245) | | $ | 138,082 | | |
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| Schedule of expected future amortization of intangible assets |
Expected future amortization of intangible assets as of September 30, 2026 is as follows (in thousands): | | | | Years Ending December 31, | | Amount | 2026 (excluding the nine months ended September 30, 2026) | | $ | 3,338 | 2027 | | | 13,346 | 2028 | | | 13,346 | 2029 | | | 13,233 | 2030 | | | 13,153 | Thereafter | | | 46,534 | | | $ | 102,950 |
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