v3.25.2
Financial Instruments - Summary of Currency Risk (Detail) - USD ($)
$ in Thousands
Mar. 31, 2025
Mar. 31, 2024
Between USD and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk $ (196,864) $ (215,449)
Between AED and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 38,960 39,496
Between INR and AED [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 80,388 82,449
Trades and other receivables [Member] | Between USD and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 4,105 2,629
Trades and other receivables [Member] | Between AED and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 40,281 41,381
Trades and other receivables [Member] | Between INR and AED [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 80,388 82,449
Trades and other payables [Member] | Between USD and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk (201,045) (218,083)
Trades and other payables [Member] | Between AED and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk (1,341) (1,923)
Cash and cash equivalents [Member] | Between USD and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk 76 5
Cash and cash equivalents [Member] | Between AED and INR [Member]    
Disclosure of nature and extent of risks arising from financial instruments [Line Items]    
Net exposure to foreign currency risk $ 20 $ 38