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Operating Segments - Summary of Geographical Segments (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Disclosure of geographical areas [Line Items]                      
Revenue $ 88,587 $ 115,023 $ 67,479 $ 32,833 $ 79,221 $ 56,806 $ 21,052 $ 6,361 $ 303,922 $ 163,440 $ 511,529
Non-Current Assets* 720,071       769,864       720,071 769,864  
India [Member]                      
Disclosure of geographical areas [Line Items]                      
Revenue                 298,245 161,313 490,861
Non-Current Assets* 711,292       764,291       711,292 764,291  
United States [Member]                      
Disclosure of geographical areas [Line Items]                      
Revenue                 69 32 536
Non-Current Assets* 378       437       378 437  
South East Asia [Member]                      
Disclosure of geographical areas [Line Items]                      
Revenue                 2,221 1,375 10,324
Non-Current Assets* 4,505       4,902       4,505 4,902  
Europe [Member]                      
Disclosure of geographical areas [Line Items]                      
Revenue                 18   3,998
All Other Countries [Member]                      
Disclosure of geographical areas [Line Items]                      
Revenue                 3,369 720 $ 5,810
Non-Current Assets* $ 3,896       $ 234       $ 3,896 $ 234