Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Additional Information (Detail)

v3.19.3
Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
Oct. 31, 2019
Jan. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract]    
Carrying value of intangible assets $ 2,682 $ 0