Goodwill and Acquired Client Relationships (Tables)

3 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Goodwill

The following tables present the changes in the Company’s consolidated Affiliates’ Goodwill and components of Acquired client relationships (net):

	Goodwill
Balance, as of December 31, 2020	$	2,661.4
Foreign currency translation	4.8
Balance, as of March 31, 2021	$	2,666.2

Schedule of Changes in the Components of Acquired Client Relationships

	Acquired Client Relationships (Net)
	Definite-lived						Indefinite-lived		Total
	Gross Book Value		Accumulated Amortization		Net Book Value		Net Book Value		Net Book Value
Balance, as of December 31, 2020	$	1,166.6	$	(1,026.8)	$	139.8	$	909.0	$	1,048.8
Intangible amortization and impairments	—		(7.5)		(7.5)		—		(7.5)
Foreign currency translation	1.4		(1.2)		0.2		2.8		3.0
Balance, as of March 31, 2021	$	1,168.0	$	(1,035.5)	$	132.5	$	911.8	$	1,044.3