Other Non-Operating Income (Tables)

12 Months Ended

Dec. 31, 2019

Other Nonoperating Income (Expense) [Abstract]

Summary of Other Non-Operating Income

A summary of non-operating income is as follows:

	Year Ended December 31
(in thousands)	2019			2018			2017
Gain on sale of an equity affiliate	$	28,994		$	—		$	—
Loss on guarantor obligations	(1,075		)	(17,518		)	—
Net gain on cost method investments	5,080			11,663			—
Net (loss) gain on sales of businesses	(564		)	8,157			(569		)
Foreign currency (loss) gain, net	(1,070		)	(3,844		)	3,310
Gain on sale of cost method investments	267			2,845			16
Impairment of cost method investments	—			(2,697		)	(200		)
Net (loss) gain on sale of property, plant and equipment	(82		)	2,539			—
Other, net	881			958			1,684
Total Other Non-Operating Income	$	32,431		$	2,103		$	4,241