Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Additional Information (Detail)

v3.21.1
Intangible Assets - Additional Information (Detail) - USD ($)
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]      
Impairment of intangible assets $ 0 $ 0 $ 0
Other direct cost of revenues 2,782,000 $ 218,000 $ 1,231,000
Future amortization expense, year one 3,755,000    
Future amortization expense, year two 3,755,000    
Future amortization expense, year three 3,755,000    
Future amortization expense, year four 3,755,000    
Future amortization expense, year five 3,755,000    
Future amortization expense, thereafter $ 34,525,000