v3.25.2
Joint arrangements and associates - Additional Information (Detail)
₨ in Millions, $ in Millions
12 Months Ended
Jul. 27, 2023
INR (₨)
Mar. 31, 2025
INR (₨)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
INR (₨)
Mar. 31, 2023
INR (₨)
Aug. 05, 2022
INR (₨)
Aug. 05, 2022
USD ($)
Disclosure of joint operations [line items]              
Investment in joint ventures   ₨ 1,189 $ 14 ₨ 10 ₨ 2,915    
RPPL              
Disclosure of joint operations [line items]              
Committed funding amount           ₨ 412 $ 5
3E NV              
Disclosure of joint operations [line items]              
Additional consideration   1,412          
Loan conversion into equity   ₨ 224          
Proportion of ownership interest in joint operation   78.00% 78.00% 40.00%      
Post acquisition share of profits (losses)       ₨ 145 99    
Carrying value of investment including goodwill   ₨ 3,868   2,456      
Goodwill   3,518   2,366      
Fluence Energy Singapore Pte. Ltd              
Disclosure of joint operations [line items]              
Post acquisition share of profits (losses)   (27)   0 ₨ (6)    
Committed funding amount | $             $ 10
Carrying value of investment including goodwill   379   406      
GH4 India Private Limited              
Disclosure of joint operations [line items]              
Proportion of ownership interest in joint operation 33.33%            
Post acquisition share of profits (losses)   0   (10)      
Committed funding amount ₨ 10            
Carrying value of investment including goodwill   ₨ 0   ₨ 0      
Climate Connect Digital Limited              
Disclosure of joint operations [line items]              
Proportion of ownership interest in associate   25.00% 25.00%        
VG DTL Transmissions Private Limited              
Disclosure of joint operations [line items]              
Proportion of ownership interest in joint operation   50.00% 50.00%