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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Carrying Value of Goodwill | The change in the carrying value of goodwill is as follows:
| (In thousands)
Balance as of December 31, 2022 (1) | $ | 387,973 |
Impairment charge | (78,200) |
Translation adjustments | 587 |
Balance as of December 31, 2023 | $ | 310,360 |
Impairment charge | (63,000) |
Translation adjustments | (1,350) |
Balance as of December 31, 2024 | $ | 246,010 |
(1) Goodwill balance is net of an accumulated impairment charge of $270.6 million as of December 31, 2022. |
Schedule of Carrying Values of Amortizable Acquired Intangible Assets | The carrying values of the Company's definite-lived intangible assets are as follows:
|  | As of |  | As of
|  | December 31, 2024 |  | December 31, 2023
(In thousands) |  | Gross Carrying Amount |  | Accumulated Amortization |  |  |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Acquired methodologies and technology |  | $ | 154,400 |  |  | $ | (151,982) |  |  |  |  | $ | 2,418 |  |  | $ | 154,409 |  |  | $ | (150,783) |  |  | $ | 3,626 |
Customer relationships |  | 46,529 |  |  | (43,889) |  |  |  |  | 2,640 |  |  | 46,623 |  |  | (42,663) |  |  | 3,960 |
Intellectual property |  | 14,364 |  |  | (14,364) |  |  |  |  | — |  |  | 14,366 |  |  | (14,076) |  |  | 290 |
Acquired software |  | 9,765 |  |  | (9,765) |  |  |  |  | — |  |  | 9,765 |  |  | (9,526) |  |  | 239 |
Panel |  | 3,102 |  |  | (3,102) |  |  |  |  | — |  |  | 3,107 |  |  | (3,107) |  |  | — |
Trade names |  | 739 |  |  | (739) |  |  |  |  | — |  |  | 750 |  |  | (750) |  |  | — |
Other |  | 600 |  |  | (600) |  |  |  |  | — |  |  | 600 |  |  | (600) |  |  | — |
Total intangible assets |  | $ | 229,499 |  |  | $ | (224,441) |  |  |  |  | $ | 5,058 |  |  | $ | 229,620 |  |  | $ | (221,505) |  |  | $ | 8,115 |
Schedule of Weighted Average Remaining Amortization Period | The weighted-average remaining amortization period by major asset class as of December 31, 2024 is as follows:
| (In years)
Acquired methodologies and technology | 2.0
Customer relationships | 2.0
Schedule of Estimated Future Amortization of Acquired Intangible Assets | The estimated future amortization of intangible assets is as follows:
| (In thousands)
2025 | $ | 2,529 |
2026 | 2,529 |
Thereafter | — |
Total | $ | 5,058 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 + Details
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