v3.26.1
Trade and other receivables (Details Textual) - INR (₨)
₨ in Millions
Mar. 31, 2026
Mar. 31, 2025
Factoring of receivables [member]    
Factoring of receivables [Line Items]    
Trade receivables derecognised pursuant to sale to the bank ₨ 2,626 ₨ 4,092