Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues:
Total revenues	$ 113,670	$ 124,971
Operating expenses:
Selling and marketing	41,532	44,044
General and administrative	21,227	15,524
Depreciation	2,104	2,319
Amortization of intangible assets	3,066	3,362
Restructuring costs	1,589	0
Total operating expenses	118,810	118,500
Income (loss) from operations	(5,140)	6,471
Interest expense	(793)	(613)
Other income (expense), net	550	(257)
Gain on investments, net	0	426
Income (Loss) before income taxes	(5,383)	6,027
Income tax expense (benefit)	(1,308)	1,879
Net income (loss)	$ (4,075)	$ 4,148
Basic income (loss) per common share	$ (0.21)	$ 0.22
Diluted income (loss) per common share	$ (0.21)	$ 0.22
Basic weighted average common shares outstanding	19,108	18,988
Diluted weighted average common shares outstanding	19,108	19,264
Research [Member]
Revenues:
Total revenues	$ 80,906	$ 85,780
Consulting [Member]
Revenues:
Total revenues	31,750	38,431
Events [Member]
Revenues:
Total revenues	1,014	760
Cost of Services and Fulfillment [Member]
Operating expenses:
Cost of services and fulfillment	$ 49,292	$ 53,251