Segment Information - Schedule of Net Revenue and Operating Income (Loss) by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Total net revenue
Total segment operating loss	(1,600)
Corporate and unallocated	(500)	(800)
Restructuring and other		100
Total operating loss	(2,100)	(900)
Interest expense	500
Realized losses on investments	2,200
Other income, net	100
Loss from continuing operations before income taxes	(13,200)	(900)
Total segment assets	84,200	4,000
Corporate and unallocated	2,300	6,400
Total consolidated assets	86,500	10,400	$ 76,400
Asset Management Business [Member]
Total net revenue
Total segment operating loss	(1,100)
Total operating loss
Total segment assets	33,400	4,000
Sports Technology Platform [Member]
Total net revenue
Total segment operating loss	(500)
Total operating loss
Total segment assets	$ 50,800