OTHER COMPREHENSIVE INCOME AND ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)

9 Months Ended

Sep. 30, 2025

Stockholders' Equity Note [Abstract]

Schedule of Changes in Accumulated Other Comprehensive Loss

The changes in each component of accumulated other comprehensive income (loss), including reclassification adjustments for three months ended September 30, 2025 and 2024 are presented in the table below.

	Three months ended 9/30/2025						Three months ended 9/30/2024
(in millions)	Equity method investments		Consolidated investment products - variable interest entities		Total currency translation adjustments		Equity method investments		Consolidated investment products - variable interest entities		Total currency translation adjustments
Balances at beginning of period	$	(52.5)	$	7.9	$	(44.6)	$	(51.5)	$	2.3	$	(49.2)
Other comprehensive income (loss) before reclassifications and income taxes	(0.2)		(2.4)		(2.6)		0.1		9.5		9.6
Reclassification adjustments recognized in non-operating income	—		—		—		—		0.6		0.6
	(0.2)		(2.4)		(2.6)		0.1		10.1		10.2
Net deferred tax benefits (income taxes)	0.1		0.6		0.7		1.8		(2.3)		(0.5)
Other comprehensive income (loss)	(0.1)		(1.8)		(1.9)		1.9		7.8		9.7
Balances at end of period	$	(52.6)	$	6.1	$	(46.5)	$	(49.6)	$	10.1	$	(39.5)

The changes in each component of accumulated other comprehensive income (loss), including reclassification adjustments for the nine months ended September 30, 2025 and 2024, are presented in the table below.

	Nine months ended 9/30/2025						Nine months ended 9/30/2024
(in millions)	Equity method investments		Consolidated investment products - variable interest entities		Total currency translation adjustments		Equity method investments		Consolidated investment products - variable interest entities		Total currency translation adjustments
Balances at beginning of period	$	(49.5)	$	(2.2)	$	(51.7)	$	(51.9)	$	4.4	$	(47.5)
Other comprehensive income (loss) before reclassifications and income taxes	(3.7)		14.0		10.3		0.6		6.9		7.5
Reclassification adjustments recognized in non-operating income	—		(3.1)		(3.1)		—		0.6		0.6
	(3.7)		10.9		7.2		0.6		7.5		8.1
Net deferred tax benefits (income taxes)	0.6		(2.6)		(2.0)		1.7		(1.8)		(0.1)
Other comprehensive income (loss)	(3.1)		8.3		5.2		2.3		5.7		8.0
Balances at end of period	$	(52.6)	$	6.1	$	(46.5)	$	(49.6)	$	10.1	$	(39.5)