Quarterly report pursuant to Section 13 or 15(d)

Condensed Financial Statements - Summary of Components of Interest, Net (Detail)

v3.19.1
Condensed Financial Statements - Summary of Components of Interest, Net (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Condensed Financial Information Disclosure [Abstract]    
Interest expense $ (370) $ (235)
Interest income 542 167
Interest, net $ 172 $ (68)