Revenue (Tables)

6 Months Ended

Jun. 30, 2020

Revenue from Contract with Customer [Abstract]

Schedule of disaggregation of revenue

Management fee revenue by segment and asset class is comprised of the following for the three and six months ended June 30 (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Quant & Solutions
Global / non-U.S. equity	$	82.2	$	93.6	$	167.4	$	184.1
Alternatives
Alternatives	41.8		43.5		83.2		87.3
Liquid Alpha
Global / non-U.S. equity	19.9		22.3		38.7		48.7
Fixed income	6.1		6.5		12.4		12.9
U.S. equity	20.7		40.0		47.5		80.4
Management fee revenue	$	170.7	$	205.9	$	349.2	$	413.4