Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Additional Information (Detail)

v3.20.1
Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]      
Other direct cost of revenues $ 218 $ 1,231 $ 1,416
Future amortization expense, year one 2,681    
Future amortization expense, year two 2,681    
Future amortization expense, year three 2,681    
Future amortization expense, year four 2,681    
Future amortization expense, year five 2,681    
Future amortization expense, thereafter $ 30,482