Quarterly report pursuant to Section 13 or 15(d)

Investments - Summary of Investments (Details)

v3.19.2
Investments - Summary of Investments (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Business Combinations [Abstract]    
Equity method investments $ 1,975  
Variable interest entity, equity method 1,010  
Equity securities 20,856 $ 26,313
Equity securities with no readily determinable fair value 438  
Warrants and options 488  
Total carrying value of investments 24,767 $ 31,228
Equity method investment, underlying equity in net assets $ 10,616