XML 43 R32.htm IDEA: XBRL DOCUMENT v3.19.2
Fair Value of Financial Instruments - Summary of Fair Value Maturities for Financial Asset (Detail)
$ in Thousands
Jun. 30, 2019
USD ($)
Fair Value Disclosures [Abstract]  
Cash equivalents and marketable securities, Maturities by Period, Total $ 49,455
Cash equivalents and marketable securities, Maturities by Period, Less than 1 year 49,455
Cash equivalents and marketable securities, Maturities by Period, 1-5 years 0
Cash equivalents and marketable securities, Maturities by Period, 5-10 years 0
Cash equivalents and marketable securities, Maturities by Period, More than 10 years $ 0