Revenues (Tables)

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Investment Management Fees by Source

The following table summarizes investment management fees by source:

	Three Months Ended September 30,				Nine Months Ended September 30,
(in thousands)	2022		2021		2022		2021
Investment management fees
Open-end funds	$	80,234	$	99,711	$	262,486	$	286,104
Closed-end funds	15,773		17,116		48,887		46,451
Retail separate accounts	39,154		46,625		134,069		126,612
Institutional accounts	37,689		37,681		119,249		108,745
Total investment management fees	$	172,850	$	201,133	$	564,691	$	567,912