v3.26.1
Financial instruments (Details Textual)
$ in Thousands, ₨ in Millions
12 Months Ended
Mar. 31, 2026
INR (₨)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
INR (₨)
Mar. 31, 2025
USD ($)
Disclosure of detailed information about financial instruments [line items]        
Nominal Amounts Of Hedging Instrument | $   $ 500   $ 1,500
Fixed interest rate [member]        
Disclosure of detailed information about financial instruments [line items]        
Borrowings, interest rate 8.90% 8.90%    
Borrowings, interest rate basis 2.5 2.5    
Forward contract [member]        
Disclosure of detailed information about financial instruments [line items]        
Gain loss on derivative financial instruments ₨ 2   ₨ 0  
Interest rate swap contract [member]        
Disclosure of detailed information about financial instruments [line items]        
Gain loss on derivative financial instruments 0   0  
Currency swap contract [member]        
Disclosure of detailed information about financial instruments [line items]        
Gain loss on derivative financial instruments ₨ 8   ₨ 8