v3.26.1
Earnings per share (Details)
₨ / shares in Units, $ / shares in Units, ₨ in Millions, $ in Millions
12 Months Ended
Mar. 31, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
INR (₨)
₨ / shares
shares
Mar. 31, 2025
INR (₨)
₨ / shares
shares
Mar. 31, 2024
INR (₨)
₨ / shares
shares
Disclosure of Earnings per share [Abstract]        
Net profit/(loss) – as reported $ (15) ₨ (1,366) ₨ (785) ₨ 169
Weighted average number of shares - basic 434,455,365 434,455,365 373,167,257 183,033,950
Basic earnings per share | (per share) $ (0.03) ₨ (3.14) ₨ (2.1) ₨ 0.92
Weighted average number of shares - diluted 434,754,395 434,754,395 373,605,546 185,198,369
Diluted earnings per share | (per share) $ (0.03) ₨ (3.14) ₨ (2.1) ₨ 0.91