Other Income (Loss), Net (Tables)

12 Months Ended

Dec. 31, 2017

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense)

Other income, net, consists of the effect of transactions and other events relating to Actua’s ownership interests and its operations in general, and is comprised of the following:

(in thousands)	Year ended December 31,
	2017			2016		2015
Gain on sales/distributions of ownership interests	$	5,920		$	2,959	$	1,532
Other	(40		)	29		—
Total other income, net	$	5,880		$	2,988	$	1,532