Revenues (Tables)

12 Months Ended

Dec. 31, 2025

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following table summarizes investment management fees by source:

	Years Ended December 31,
(in thousands)	2025		2024		2023
Investment management fees
Open-end funds	$	286,610	$	317,990	$	305,238
Closed-end funds	61,305		59,184		58,136
Retail separate accounts	209,538		209,467		171,357
Institutional accounts	167,586		187,189		176,744
Total investment management fees	$	725,039	$	773,830	$	711,475