Redeemable Noncontrolling Interests (Tables)

12 Months Ended

Dec. 31, 2018

Noncontrolling Interest [Abstract]

Redeemable Noncontrolling Interest

Redeemable noncontrolling interests for the year ended December 31, 2018 included the following amounts:

($ in thousands)	Consolidated Investment Products			Affiliate Noncontrolling Interests			Total
Balance at December 31, 2017	$	4,178		$	—		$	4,178
Business acquisition	—			55,500			55,500
Net income (loss) attributable to noncontrolling interests	(472		)	987			515
Net subscriptions (redemptions) (distributions) and other	(1,322		)	(1,390		)	(2,712		)
Balance at December 31, 2018	$	2,384		$	55,097		$	57,481