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Loans and Borrowings - Schedule of Terms and Conditions of Outstanding Loans, Lease Liabilities and Convertible Notes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Lease Liabilities [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Year of maturity 2021 - 2028 2021 - 2028
Original value $ 33,222 $ 33,118
Carrying amount $ 13,952 $ 15,646
Lease Liabilities [Member] | Bottom of Range [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Interest rate 10.00% 10.00%
Lease Liabilities [Member] | Top of Range [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Interest rate 11.00% 11.00%
INR 1 [Member] | Secured bank loans [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Year of maturity 2021 - 2027 2021 - 2027
Original value $ 2,154 $ 1,288
Carrying amount $ 1,392 $ 735
INR 1 [Member] | Secured bank loans [Member] | Bottom of Range [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Interest rate 7.00% 7.00%
INR 1 [Member] | Secured bank loans [Member] | Top of Range [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Interest rate 10.00% 10.00%
USD [Member] | Convertible notes [Member]    
Disclosure Of Loans And Borrowings [Line Items]    
Interest rate 7.39%  
Year of maturity 2024 2024
Original value $ 230,000 $ 230,000
Carrying amount $ 201,240 $ 187,574