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v3.25.3

Segment Information - Reconciliation of Segment Gross Contribution to Net Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | $ 1,524,072 | $ 1,484,306 | $ 4,744,656 | $ 4,552,292
Personnel expenses | 387,788 | 378,427 | 1,178,905 | 1,122,789
Product and content delivery expenses | 65,961 | 76,412 | 242,118 | 254,778
Other expenses | 13,397 | 14,035 | 43,792 | 42,230
Gross contribution | 1,056,926 | 1,015,432 | 3,279,841 | 3,132,495
Cost of services and product development - unallocated | 7,072 | 6,468 | 16,164 | 28,300
Selling, general and administrative | 762,557 | 711,729 | 2,269,753 | 2,113,633
Depreciation and amortization | 50,953 | 51,252 | 152,452 | 151,093
Goodwill impairment | 150,000 | 0 | 150,000 | 0
Acquisition and integration charges | 0 | 159 | 0 | 977
Interest expenses and other, net | 16,862 | 18,952 | 37,189 | 52,766
Gain on event cancellation insurance claims | 0 | (300,000) | 0 | (300,000)
Income before income taxes | 69,482 | 526,872 | 654,283 | 1,085,726
Insights |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 1,270,724 | 1,209,524 | 3,789,798 | 3,582,238
Goodwill impairment |  |  | 0 |
Conferences |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 74,554 | 75,776 | 358,558 | 331,929
Goodwill impairment |  |  | 0 |
Consulting |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 123,573 | 127,622 | 418,873 | 405,291
Goodwill impairment |  |  | 0 |
Other |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 55,221 | 71,384 | 177,427 | $ 232,834
Goodwill impairment |  |  | $ 150,000 |
Maximum |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Percent of target bonus charges allocated to segments |  |  | 100.00% | 100.00%
Operating Segments | Insights |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 1,270,724 | 1,209,524 | $ 3,789,798 | $ 3,582,238
Personnel expenses | 282,516 | 271,718 | 850,941 | 804,736
Product and content delivery expenses | 8,102 | 7,427 | 19,429 | 17,466
Other expenses | 5,783 | 6,607 | 18,426 | 17,325
Gross contribution | 974,323 | 923,772 | 2,901,002 | 2,742,711
Operating Segments | Conferences |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 74,554 | 75,776 | 358,558 | 331,929
Personnel expenses | 18,389 | 16,621 | 55,015 | 48,844
Product and content delivery expenses | 25,533 | 25,765 | 114,901 | 109,614
Other expenses | 3,320 | 2,901 | 12,560 | 11,615
Gross contribution | 27,312 | 30,489 | 176,082 | 161,856
Operating Segments | Consulting |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 123,573 | 127,622 | 418,873 | 405,291
Personnel expenses | 81,040 | 78,406 | 246,644 | 233,800
Product and content delivery expenses | 3,588 | 3,971 | 10,902 | 10,844
Other expenses | 3,723 | 3,728 | 11,158 | 11,124
Gross contribution | 35,222 | 41,517 | 150,169 | 149,523
Operating Segments | Other |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total revenues | 55,221 | 71,384 | 177,427 | 232,834
Personnel expenses | 5,843 | 11,682 | 26,305 | 35,409
Product and content delivery expenses | 28,738 | 39,249 | 96,886 | 116,854
Other expenses | 571 | 799 | 1,648 | 2,166
Gross contribution | $ 20,069 | $ 19,654 | $ 52,588 | $ 78,405

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