Other Non-Operating Income (Tables)

9 Months Ended

Sep. 30, 2021

Other Nonoperating Income (Expense) [Abstract]

Summary of other non-operating income

A summary of non-operating income is as follows:

	Three Months Ended   September 30				Nine Months Ended   September 30
(in thousands)	2021		2020		2021		2020
Gain on cost method investments	$	—	$	1,638	$	10,506	$	4,209
Gain on sale of cost method investments	—		521		6,793		1,039
Gain on sale of businesses	1,303		755		2,749		2,515
Foreign currency (loss) gain, net	(6)		(2,343)		674		877
Gain on acquiring a controlling interest in an equity affiliate	—		—		—		3,708
Impairment of cost method investments	—		—		—		(2,577)
Gain on sale of equity affiliates	—		—		—		1,370
Other gain (loss), net	3,921		(349)		6,938		(131)
Total Other Non-Operating Income	$	5,218	$	222	$	27,660	$	11,010