Segment Information (Tables)

3 Months Ended

Mar. 31, 2022

Segment Reporting [Abstract]

Schedule of segment reporting information, by segment

The tables below present information about the Company’s reportable segments for the periods indicated (in thousands).

Three Months Ended March 31, 2022	Research		Conferences		Consulting		Consolidated
Revenues	$	1,136,380	$	10,354	$	116,006	$	1,262,740
Gross contribution	849,379		(2,876)		51,012		897,515
Corporate and other expenses							(680,268)
Operating income							$	217,247

Three Months Ended March 31, 2021	Research		Conferences		Consulting		Consolidated
Revenues	$	979,732	$	24,802	$	99,504	$	1,104,038
Gross contribution	724,372		13,896		39,098		777,366
Corporate and other expenses							(551,954)
Operating income							$	225,412

Schedule of reconciliation of segment gross contribution to net income (loss)

The table below provides a reconciliation of total segment gross contribution to net income for the periods indicated (in thousands).

	Three Months Ended
	March 31,
	2022		2021
Total segment gross contribution	$	897,515	$	777,366
Costs and expenses:
Cost of services and product development - unallocated (1)	11,808		7,795
Selling, general and administrative	617,904		487,255
Depreciation and amortization	48,349		56,264
Acquisition and integration charges	2,207		640
Operating income	217,247		225,412
Interest expense and other, net	(2,188)		(10,659)
Less: Provision for income taxes	42,544		50,653
Net income	$	172,515	$	164,100

(1)The unallocated amounts consist of certain bonus and fringe costs recorded in consolidated Cost of services and product development that are not allocated to segment expense. The Company’s policy is to allocate bonuses to segments at 100% of a segment employee’s target bonus. Amounts above or below 100% are absorbed by corporate.