Revenue

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Revenue

Revenue

The following tables summarize revenue recognized from contracts with customers by client domicile and by investment vehicle:

	Three Months Ended March 31,
(in thousands)	2021		2020
Client domicile:
North America	$	110,316	$	91,007
Japan	8,532		8,416
Europe, Middle East and Africa	3,981		3,335
Asia Pacific excluding Japan	2,918		3,072
Total	$	125,747	$	105,830

	Three Months Ended March 31,
(in thousands)	2021		2020
Investment vehicle:
Open-end funds (1)	$	68,875	$	57,591
Institutional accounts	30,987		27,859
Closed-end funds	25,331		19,622
Other	554		758
Total	$	125,747	$	105,830

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(1)    Included distribution and service fees of $8.3 million and $7.8 million for the three months ended March 31, 2021 and 2020, respectively.