Other Non-Operating Income (Tables)

3 Months Ended

Mar. 31, 2021

Other Nonoperating Income (Expense) [Abstract]

Summary of other non-operating income

A summary of non-operating income is as follows:

	Three Months Ended   March 31
(in thousands)	2021		2020
Gain on a cost method investment	$	2,723	$	—
Gain on sale of businesses	802		107
Gain on sale of cost method investments	94		518
Foreign currency gain, net	3		4,290
Impairment of cost method investments	—		(2,577)
Loss on sale of an equity affiliate	—		(103)
Other gain, net	2,698		453
Total Other Non-Operating Income	$	6,320	$	2,688