v3.26.1
Revenue and Related Matters (Tables)
6 Months Ended
Jun. 30, 2026
Revenue from Contract with Customer [Abstract]  
Schedule of Disaggregation of Revenue by Reportable Segment
Disaggregated Revenue — The Company’s disaggregated revenue by reportable segment is presented in the tables below for the periods indicated (in thousands).

By Primary Geographic Market (1)
Three Months Ended June 30, 2026
Primary Geographic MarketInsightsConferencesConsultingTotal
United States and Canada$769,525 $162,259 $92,467 $1,024,251 
Europe, Middle East and Africa355,022 64,910 38,237 458,169 
Other International165,323 16,988 11,212 193,523 
Total revenues $1,289,870 $244,157 $141,916 $1,675,943 
Three Months Ended June 30, 2025
Primary Geographic MarketInsightsConferencesConsultingOtherTotal
United States and Canada$780,245 $138,285 $91,779 $46,113 $1,056,422 
Europe, Middle East and Africa322,523 55,295 42,796 7,294 427,908 
Other International160,737 17,827 21,019 2,541 202,124 
Total revenues$1,263,505 $211,407 $155,594 $55,948 $1,686,454 
Six Months Ended June 30, 2026
Primary Geographic MarketInsightsConferencesConsultingOtherTotal
United States and Canada$1,540,893 $219,559 $173,551 $14,553 $1,948,556 
Europe, Middle East and Africa712,178 76,237 66,527 3,358 858,300 
Other International330,994 26,686 20,967 1,481 380,128 
Total revenues$2,584,065 $322,482 $261,045 $19,392 $3,186,984 
Six Months Ended June 30, 2025
Primary Geographic MarketInsightsConferencesConsultingOtherTotal
United States and Canada $1,572,078 $193,869 $182,743 $101,561 $2,050,251 
Europe, Middle East and Africa636,030 64,437 75,099 15,487 791,053 
Other International310,966 25,698 37,458 5,158 379,280 
Total revenues$2,519,074 $284,004 $295,300 $122,206 $3,220,584 
(1)Revenue is reported based on where the sale is fulfilled.
Schedule of Disaggregation of Revenue
By Timing of Revenue Recognition
Three Months Ended June 30, 2026
Timing of Revenue RecognitionInsightsConferencesConsultingTotal
Transferred over time (1)$1,287,650 $— $95,800 $1,383,450 
Transferred at a point in time (2)2,220 244,157 46,116 292,493 
Total revenues $1,289,870 $244,157 $141,916 $1,675,943 
Three Months Ended June 30, 2025
Timing of Revenue RecognitionInsightsConferencesConsultingOtherTotal
Transferred over time (1)$1,260,549 $— $109,882 $362 $1,370,793 
Transferred at a point in time (2)2,956 211,407 45,712 55,586 315,661 
Total revenues$1,263,505 $211,407 $155,594 $55,948 $1,686,454 
Six Months Ended June 30, 2026
Timing of Revenue RecognitionInsightsConferencesConsultingOtherTotal
Transferred over time (1)$2,579,903 $— $185,959 $74 $2,765,936 
Transferred at a point in time (2)4,162 322,482 75,086 19,318 421,048 
Total revenues $2,584,065 $322,482 $261,045 $19,392 $3,186,984 
Six Months Ended June 30, 2025
Timing of Revenue RecognitionInsightsConferencesConsultingOtherTotal
Transferred over time (1)$2,512,737 $— $214,034 $762 $2,727,533 
Transferred at a point in time (2)6,337 284,004 81,266 121,444 493,051 
Total revenues$2,519,074 $284,004 $295,300 $122,206 $3,220,584 
(1)Insights revenues in this category are recognized in connection with performance obligations that are satisfied over time using a time-elapsed output method to measure progress. Consulting revenues in this category are recognized over time using costs incurred to date relative to total estimated costs at completion.
(2)The revenues in this category are recognized in connection with performance obligations that are satisfied at the point in time that the contractual deliverables are provided to the customer.
Schedule for Contract with Customer, Asset and Liability The table below provides information regarding certain of the Company’s balance sheet accounts that pertain to its contracts with customers (in thousands).
June 30,December 31,
20262025
Assets:
Fees receivable, gross (1)$1,206,712 $1,689,522 
Contract assets recorded in Prepaid expenses and other current assets (2)$55,355 $40,534 
Contract liabilities:
Deferred revenues (current liability) (3)$2,756,202 $2,810,056 
Non-current deferred revenues recorded in Other liabilities (3)28,344 31,569 
Total contract liabilities$2,784,546 $2,841,625 
(1)Fees receivable represent an unconditional right to payment from the Company’s customers and include both billed and unbilled amounts.
(2)Contract assets represent recognized revenue for which the Company does not have an unconditional right to payment as of the balance sheet date because the project may be subject to a progress billing milestone or some other billing restrictions.
(3)Deferred revenues represent amounts (i) for which the Company has received an upfront customer payment or (ii) that pertain to recognized fees receivable. Both situations occur before the completion of the Company’s performance obligation(s).