v3.26.1
Other financial assets - Summary of Other Financial Assets (Details)
₨ in Millions, $ in Millions
Mar. 31, 2026
INR (₨)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
INR (₨)
Disclosure of financial assets [line items]      
Other non-current financial assets ₨ 10,472 $ 112 ₨ 6,497
Other current financial assets 15,507 165 7,148
Financial assets measured at amortised cost | Security deposits      
Disclosure of financial assets [line items]      
Other non-current financial assets 829 9 577
Other current financial assets 178 2 177
Financial assets measured at amortised cost | Loans to related parties      
Disclosure of financial assets [line items]      
Other current financial assets     284
Financial assets measured at amortised cost | Loans to other body corporates      
Disclosure of financial assets [line items]      
Other current financial assets 250 3  
Financial assets measured at amortised cost | Deferred consideration receivable      
Disclosure of financial assets [line items]      
Other non-current financial assets     178
Other current financial assets 351 4 207
Financial assets measured at amortised cost | Bank deposits      
Disclosure of financial assets [line items]      
Other non-current financial assets 3,792 40 2,433
Financial assets measured at amortised cost | Advances recoverable      
Disclosure of financial assets [line items]      
Other current financial assets 713 8 634
Financial assets measured at amortised cost | Government grant receivable      
Disclosure of financial assets [line items]      
Other current financial assets 679 7 288
Financial assets measured at amortised cost | Interest accrued on fixed deposits      
Disclosure of financial assets [line items]      
Other current financial assets 1,059 11 900
Financial assets measured at amortised cost | Interest accrued on loans to related parties      
Disclosure of financial assets [line items]      
Other current financial assets     15
Financial assets measured at amortised cost | Interest accrued on loans to other body corporate      
Disclosure of financial assets [line items]      
Other current financial assets 15    
Financial assets measured at amortised cost | Insurance claim receivable      
Disclosure of financial assets [line items]      
Other current financial assets 1,051 11 448
Financial assets measured at amortised cost | Interest accrued on receivables      
Disclosure of financial assets [line items]      
Other current financial assets 1,013 11  
Financial assets measured at amortised cost | Others      
Disclosure of financial assets [line items]      
Other current financial assets 474 5 106
Financial assets designated as a hedge instrument at fair value | Derivative instruments - hedge instruments      
Disclosure of financial assets [line items]      
Other non-current financial assets 5,851 62 3,309
Other current financial assets ₨ 9,724 $ 103 ₨ 4,089