XML 16 R5.htm IDEA: XBRL DOCUMENT v3.19.1
Condensed Consolidated Statements of Comprehensive Loss - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]    
Net loss $ (85,304) $ (54,296)
Other comprehensive loss:    
Unrealized gain (loss) on investment securities 577 (298)
Foreign currency translation adjustments 2 (2)
Comprehensive loss $ (84,725) $ (54,596)