Consolidation - Revenue and Expenses of Consolidated Investment Product (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Expenses:
Noncontrolling interests	$ (13,775)	$ (11,286)	$ (42,531)	$ (21,507)
Net Income (Loss) Attributable to Virtus Investment Partners, Inc.	$ 58,736	$ 29,648	158,291	$ 36,642
CLOs
Income:
Realized and unrealized gain (loss), net			(6,382)
Interest income			66,389
Total income			60,007
Expenses:
Other operating expenses			1,299
Interest expense			42,342
Total expense			43,641
Noncontrolling interests			(719)
Net Income (Loss) Attributable to Virtus Investment Partners, Inc.			$ 15,647