Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 31,341	$ 49,104	$ 102,136	$ 112,993
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment, net of tax of $226 and $(144) for the three months ended September 30, 2025 and 2024, respectively and $(105) and $(106) for the nine months ended September 30, 2025 and 2024, respectively	12	430	962	317
Other comprehensive income (loss)	12	430	962	317
Comprehensive income (loss)	31,353	49,534	103,098	113,310
Comprehensive (income) loss attributable to noncontrolling interests	585	(8,124)	810	(24,541)
Comprehensive Income (Loss) Attributable to Virtus Investment Partners, Inc.	$ 31,938	$ 41,410	$ 103,908	$ 88,769