5447802026-07-315447802026-07-312026-07-315447802026-07-31in-capmkt:FinancialYear1Member5447802026-07-31in-capmkt:FinancialYear2Member5447802026-07-31in-capmkt:FinancialYear3Member5447802026-07-312026-07-31in-capmkt:FinancialYear1Member5447802026-07-312026-07-31in-capmkt:FinancialYear2Member5447802026-07-312026-07-31in-capmkt:FinancialYear3Memberiso4217:INRxbrli:pure544780VEDANTA ALUMINIUM METAL LIMITEDVAMLNOTLISTEDINE1CDF01017NewAcquisition (including agreement to acquire)true2026-07-3014:18:002026-07-31Please note for validation purpose of XBRL: <BR> 1. we have mentioned date of shareholder's approval for RPT as 30-07-2026. Shareholder's approval, if any will be taken separately. <BR> 2. The investment percentage currently is 26% and post the additional investment also, it will remain 26%. <BR> VEDANTA ALUMINIUM METAL LIMITEDListed Entity (self)Serentica Renewable India 9 Private Limited0-232000001565300000true2026-07-302026-07-30true2026-07-30falsetrueRenewable EnergyAs part of the Group’s ESG initiatives and to secure renewable energy during non-solar hours under a captive arrangement, Vedanta Aluminium Metal Limited ("VAML") aims to reduce its dependence on higher-cost conventional power procured through the power exchange. To facilitate the supply of such non-solar renewable energy on a long-term basis, the existing SPV, Serentica Renewable India 9 Private Limited ("SRI9PL"), is being utilized as the power supplier to VAML.YesAll requisite approvals as may be applicable will be sought.falseThe investment in SRI9PL will be made in accordance with the shareholders’ agreement.Cash0:01650000000VAML shall infuse INR 165 Cr in SRI9PL to maintain its shareholding in the SPV SRI9PL in line with the shareholder agreement. The SPV will build, own, operate and maintain the existing solar plant and undertake additional investment to build the Battery energy storage project to supply power to VAML. After commissioning of the Project, electricity tariff will be paid by VAML to SRI9PL in accordance with the terms & conditions of the project agreement.165000000000.260.26SRI9PL is a SPV incorporated on 30 September 2022 to build, own & operate renewable energy projects in India to supply power to the consumers. SRI9PL will be developing solar and Battery energy storage projects along with necessary infrastructure to supply renewable power to VAML in line with the captive regulations under Electricity Rules, 2005. Revenue generation of said entity started from FY 2026-27. 2022-09-302024-202502023-202402022-20230India