XML 193 R173.htm IDEA: XBRL DOCUMENT v3.22.2
Financial Instruments - Sensitivity Analysis of Exchange Rate (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
10% strengthening of USD against INR [Member]    
Disclosure of foreign exchange rates [Line Items]    
Effect of exchange rate changes $ (25,117) $ (19,072)