Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Components of Intangible Assets (Detail)

v3.20.1
Intangible Assets - Components of Intangible Assets (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Finite Lived Intangible Assets [Line Items]        
Cost $ 54,897 $ 5,826    
Accumulated Amortization (11,015) (5,826)    
Net 43,882 0 $ 1,231 $ 2,647
Developed Technology        
Finite Lived Intangible Assets [Line Items]        
Cost 7,926 5,826    
Accumulated Amortization (5,861) (5,826)    
Net 2,065 $ 0    
Customer relationships        
Finite Lived Intangible Assets [Line Items]        
Cost 46,971      
Accumulated Amortization (5,154)      
Net $ 41,817