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v3.24.3

Operating Segments - Schedule of Information by Reportable Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | $ 102,527 | $ 113,431 | $ 324,429 | $ 362,690
Segment expenses | (40,508) | (44,859) | (134,304) | (145,184)
Selling, marketing, administrative and other expenses | (57,634) | (60,456) | (171,985) | (187,987)
Amortization of intangible assets | (2,404) | (3,041) | (7,431) | (9,175)
Restructuring and related costs | (937) | (19) | (7,643) | (12,140)
Loss from sale of divested operation | (1,775) | 0 | (1,775) | 0
Interest expense and other income | (343) | (195) | 421 | (654)
Income (loss) before income taxes | (1,074) | 4,861 | 1,712 | 7,550
Research Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 81,405 | 87,123 | 251,792 | 270,650
Segment expenses | (27,886) | (30,089) | (90,080) | (94,477)
Consulting Segment Member |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 19,034 | 21,720 | 56,843 | 68,518
Segment expenses | (9,580) | (10,739) | (29,181) | (34,521)
Events Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,088 | 4,588 | 15,794 | 23,522
Segment expenses | (3,042) | (4,031) | (15,043) | (16,186)
Research [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 77,070 | 80,606 | 237,314 | 249,211
Research [Member] | Research Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 77,070 | 80,606 | 237,314 | 249,211
Research [Member] | Consulting Segment Member |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Research [Member] | Events Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Consulting [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 23,369 | 28,237 | 71,321 | 89,957
Consulting [Member] | Research Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 4,335 | 6,517 | 14,478 | 21,439
Consulting [Member] | Consulting Segment Member |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 19,034 | 21,720 | 56,843 | 68,518
Consulting [Member] | Events Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Events [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,088 | 4,588 | 15,794 | 23,522
Events [Member] | Research Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Events [Member] | Consulting Segment Member |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Events [Member] | Events Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | $ 2,088 | $ 4,588 | $ 15,794 | $ 23,522

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