75000 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - Consolidated Statement of Financial Position link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - Consolidated Statement Of Profit Or Loss And Other Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 75030 - Statement - Consolidated Statement Of Profit Or Loss And Other Comprehensive Income 2 link:presentationLink link:calculationLink link:definitionLink 75040 - Statement - Consolidated Statement of Changes In Equity link:presentationLink link:calculationLink link:definitionLink 75050 - Statement - Consolidated Statement of Changes In Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 75060 - Statement - Consolidated Statement of Cash Flows link:presentationLink link:calculationLink link:definitionLink 75070 - Statement - Consolidated Statement of Cash Flows 2 link:presentationLink link:calculationLink link:definitionLink 75080 - Disclosure - Earnings / (loss) per share - Summary of Earning Per Share (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 75090 - Statement - Consolidated Statement of Cash Flows (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 75100 - Statement - Changes In Liabilities Arising From Financing Activities link:presentationLink link:calculationLink link:definitionLink 995457 - Disclosure - Cybersecurity Risk Management, Strategy, and Governance link:presentationLink link:calculationLink link:definitionLink 995467 - Disclosure - Corporate Information link:presentationLink link:calculationLink link:definitionLink 995477 - Disclosure - Basis of preparation and changes to the Group's accounting policies link:presentationLink link:calculationLink link:definitionLink 995487 - Disclosure - Basis of consolidation link:presentationLink link:calculationLink link:definitionLink 995497 - Disclosure - Summary of material accounting policies link:presentationLink link:calculationLink link:definitionLink 995507 - Disclosure - Property, Plant and Equipment link:presentationLink link:calculationLink link:definitionLink 995517 - Disclosure - Intangible assets link:presentationLink link:calculationLink link:definitionLink 995527 - Disclosure - Right of use assets link:presentationLink link:calculationLink link:definitionLink 995537 - Disclosure - Investment in jointly controlled entities and associates link:presentationLink link:calculationLink link:definitionLink 995547 - Disclosure - Trade receivables link:presentationLink link:calculationLink link:definitionLink 995557 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 995567 - Disclosure - Other financial assets link:presentationLink link:calculationLink link:definitionLink 995577 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) link:presentationLink link:calculationLink link:definitionLink 995587 - Disclosure - Prepayments link:presentationLink link:calculationLink link:definitionLink 995597 - Disclosure - Other non-financial assets link:presentationLink link:calculationLink link:definitionLink 995607 - Disclosure - Inventories link:presentationLink link:calculationLink link:definitionLink 995617 - Disclosure - Derivative instruments link:presentationLink link:calculationLink link:definitionLink 995627 - Disclosure - Cash and bank balances link:presentationLink link:calculationLink link:definitionLink 995637 - Disclosure - Share capital link:presentationLink link:calculationLink link:definitionLink 995647 - Disclosure - Other equity link:presentationLink link:calculationLink link:definitionLink 995657 - Disclosure - Interest-bearing loans and borrowings - long term link:presentationLink link:calculationLink link:definitionLink 995667 - Disclosure - Lease liabilities link:presentationLink link:calculationLink link:definitionLink 995677 - Disclosure - Liability for put options with non-controlling interests link:presentationLink link:calculationLink link:definitionLink 995687 - Disclosure - Other financial liabilities link:presentationLink link:calculationLink link:definitionLink 995697 - Disclosure - Other non-financial liabilities link:presentationLink link:calculationLink link:definitionLink 995707 - Disclosure - Deferred government grant link:presentationLink link:calculationLink link:definitionLink 995717 - Disclosure - Employee benefit liabilities link:presentationLink link:calculationLink link:definitionLink 995727 - Disclosure - Contract liabilities link:presentationLink link:calculationLink link:definitionLink 995737 - Disclosure - Provisions link:presentationLink link:calculationLink link:definitionLink 995747 - Disclosure - Other liabilities link:presentationLink link:calculationLink link:definitionLink 995757 - Disclosure - Interest-bearing loans and borrowings - short term link:presentationLink link:calculationLink link:definitionLink 995767 - Disclosure - Trade payables link:presentationLink link:calculationLink link:definitionLink 995777 - Disclosure - Derivative Instrument Liabilities link:presentationLink link:calculationLink link:definitionLink 995787 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 995797 - Disclosure - Other operating income link:presentationLink link:calculationLink link:definitionLink 995807 - Disclosure - Late payment surcharge and interest from customers link:presentationLink link:calculationLink link:definitionLink 995817 - Disclosure - Finance Income and Fair Value Change in Derivative Instruments link:presentationLink link:calculationLink link:definitionLink 995827 - Disclosure - Other income link:presentationLink link:calculationLink link:definitionLink 995837 - Disclosure - Increase in inventory of finished goods link:presentationLink link:calculationLink link:definitionLink 995847 - Disclosure - Employee benefits expense link:presentationLink link:calculationLink link:definitionLink 995857 - Disclosure - Depreciation, amortisation and impairment link:presentationLink link:calculationLink link:definitionLink 995867 - Disclosure - Other expenses link:presentationLink link:calculationLink link:definitionLink 995877 - Disclosure - Finance costs and fair value change in derivative instruments link:presentationLink link:calculationLink link:definitionLink 995887 - Disclosure - Earning per share link:presentationLink link:calculationLink link:definitionLink 995897 - Disclosure - Disposal group held for sale and disposal of subsidiaries link:presentationLink link:calculationLink link:definitionLink 995907 - Disclosure - Employment benefit plans link:presentationLink link:calculationLink link:definitionLink 995917 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 995927 - Disclosure - Share based payment link:presentationLink link:calculationLink link:definitionLink 995937 - Disclosure - Share warrants link:presentationLink link:calculationLink link:definitionLink 995947 - Disclosure - Group information link:presentationLink link:calculationLink link:definitionLink 995957 - Disclosure - Related party disclosure link:presentationLink link:calculationLink link:definitionLink 995967 - Disclosure - Segment information link:presentationLink link:calculationLink link:definitionLink 995977 - Disclosure - Fair values link:presentationLink link:calculationLink link:definitionLink 995987 - Disclosure - Fair Value Measurement Hierarchy link:presentationLink link:calculationLink link:definitionLink 995997 - Disclosure - Financial risk management objectives and policies link:presentationLink link:calculationLink link:definitionLink 996007 - Disclosure - Capital management link:presentationLink link:calculationLink link:definitionLink 996017 - Disclosure - Commitments, liabilities and contingencies link:presentationLink link:calculationLink link:definitionLink 996027 - Disclosure - Legal matters link:presentationLink link:calculationLink link:definitionLink 996037 - Disclosure - Hedging activities and derivatives link:presentationLink link:calculationLink link:definitionLink 996047 - Disclosure - Joint arrangements and associates link:presentationLink link:calculationLink link:definitionLink 996057 - Disclosure - Business combination link:presentationLink link:calculationLink link:definitionLink 996067 - Disclosure - Accounting for transmission line projects entered into by the Group' link:presentationLink link:calculationLink link:definitionLink 996077 - Disclosure - Change in Labour Law link:presentationLink link:calculationLink link:definitionLink 996087 - Disclosure - Subsequent events link:presentationLink link:calculationLink link:definitionLink 996097 - Disclosure - Summary of Material Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 996107 - Disclosure - Summary of Material Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 996117 - Disclosure - Property, Plant and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 996127 - Disclosure - Intangible assets (Tables) link:presentationLink link:calculationLink link:definitionLink 996137 - Disclosure - Right of use assets (Tables) link:presentationLink link:calculationLink link:definitionLink 996147 - Disclosure - Investment in jointly controlled entities and associates (Tables) link:presentationLink link:calculationLink link:definitionLink 996157 - Disclosure - Trade receivables (Tables) link:presentationLink link:calculationLink link:definitionLink 996167 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 996177 - Disclosure - Other financial assets (Tables) link:presentationLink link:calculationLink link:definitionLink 996187 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) (Tables) link:presentationLink link:calculationLink link:definitionLink 996197 - Disclosure - Prepayments (Tables) link:presentationLink link:calculationLink link:definitionLink 996207 - Disclosure - Other non-financial assets (Tables) link:presentationLink link:calculationLink link:definitionLink 996217 - Disclosure - Inventories (Tables) link:presentationLink link:calculationLink link:definitionLink 996227 - Disclosure - Derivative instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 996237 - Disclosure - Cash and bank balances (Tables) link:presentationLink link:calculationLink link:definitionLink 996247 - Disclosure - Share capital (Tables) link:presentationLink link:calculationLink link:definitionLink 996257 - Disclosure - Other equity (Tables) link:presentationLink link:calculationLink link:definitionLink 996267 - Disclosure - Interest-bearing loans and borrowings - long term (Tables) link:presentationLink link:calculationLink link:definitionLink 996277 - Disclosure - Lease liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996287 - Disclosure - Liability for put options with non-controlling interests (Tables) link:presentationLink link:calculationLink link:definitionLink 996297 - Disclosure - Other financial liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996307 - Disclosure - Other non-financial liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996317 - Disclosure - Deferred government grant (Tables) link:presentationLink link:calculationLink link:definitionLink 996327 - Disclosure - Employee benefit liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996337 - Disclosure - Contract liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996347 - Disclosure - Provisions (Tables) link:presentationLink link:calculationLink link:definitionLink 996357 - Disclosure - Other liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996367 - Disclosure - Interest-bearing loans and borrowings - short term (Tables) link:presentationLink link:calculationLink link:definitionLink 996377 - Disclosure - Trade payables (Tables) link:presentationLink link:calculationLink link:definitionLink 996387 - Disclosure - Derivative Instrument Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996397 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 996407 - Disclosure - Other operating income (Tables) link:presentationLink link:calculationLink link:definitionLink 996417 - Disclosure - Late payment surcharge and interest from customers (Tables) link:presentationLink link:calculationLink link:definitionLink 996427 - Disclosure - Finance income and fair value change in derivative instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 996437 - Disclosure - Other income (Tables) link:presentationLink link:calculationLink link:definitionLink 996447 - Disclosure - Increase in inventory of finished goods (Tables) link:presentationLink link:calculationLink link:definitionLink 996457 - Disclosure - Employee benefits expense (Tables) link:presentationLink link:calculationLink link:definitionLink 996467 - Disclosure - Depreciation and amortisation (Tables) link:presentationLink link:calculationLink link:definitionLink 996477 - Disclosure - Other expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 996487 - Disclosure - Finance costs and fair value change in derivative instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 996497 - Disclosure - Earning per share (Tables) link:presentationLink link:calculationLink link:definitionLink 996507 - Disclosure - Disposal group held for sale and disposal of subsidiaries (Tables) link:presentationLink link:calculationLink link:definitionLink 996517 - Disclosure - Employment benefit plans (Tables) link:presentationLink link:calculationLink link:definitionLink 996527 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 996537 - Disclosure - Share based payment (Tables) link:presentationLink link:calculationLink link:definitionLink 996547 - Disclosure - Share warrants (Tables) link:presentationLink link:calculationLink link:definitionLink 996557 - Disclosure - Group information (Tables) link:presentationLink link:calculationLink link:definitionLink 996567 - Disclosure - Related party disclosure (Tables) link:presentationLink link:calculationLink link:definitionLink 996577 - Disclosure - Segment information (Tables) link:presentationLink link:calculationLink link:definitionLink 996587 - Disclosure - Fair values (Tables) link:presentationLink link:calculationLink link:definitionLink 996597 - Disclosure - Fair Value Measurement Hierarchy (Tables) link:presentationLink link:calculationLink link:definitionLink 996607 - Disclosure - Financial risk management objectives and policies (Tables) link:presentationLink link:calculationLink link:definitionLink 996617 - Disclosure - Commitments, liabilities and contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 996627 - Disclosure - Hedging activities and derivatives (Tables) link:presentationLink link:calculationLink link:definitionLink 996637 - Disclosure - Business combination (Tables) link:presentationLink link:calculationLink link:definitionLink 996647 - Disclosure - Transactions Accounted for as Asset Acquisition (Tables) link:presentationLink link:calculationLink link:definitionLink 996657 - Disclosure - Transaction with non-controlling interests (Tables) link:presentationLink link:calculationLink link:definitionLink 996667 - Disclosure - Accounting for transmission line projects entered into by the Group (Tables) link:presentationLink link:calculationLink link:definitionLink 996677 - Disclosure - Corporate information - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996687 - Disclosure - Basis of preparation - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996697 - Disclosure - Summary of Material Accounting Policies - Summary of Depreciation and amortisation are calculated on a straight-line basis over the estimated useful lives of the assets (Detail) link:presentationLink link:calculationLink link:definitionLink 996707 - Disclosure - Summary of Material Accounting Policies - Summary of Depreciation and amortisation are calculated on a straight-line basis over the estimated useful lives of the assets (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996717 - Disclosure - Summary of Material Accounting Policies - Summary of Right-of-use assets (Detail) link:presentationLink link:calculationLink link:definitionLink 996727 - Disclosure - Summary of Material Accounting Policies - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996737 - Disclosure - Property, plant and equipment - Summary of Property, plant and equipment (Detail) link:presentationLink link:calculationLink link:definitionLink 996747 - Disclosure - Property, plant and equipment - Summary of Property, plant and equipment (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996757 - Disclosure - Intangible Assets - Summary of Changes in Intangible Assets and Goodwill (Detail) link:presentationLink link:calculationLink link:definitionLink 996767 - Disclosure - Intangible Assets - Summary of Changes in Intangible Assets and Goodwill (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996777 - Disclosure - Intangible Assets - Summary of Break-Up of Carrying Value of Goodwill and Intangible Assets (Detail) link:presentationLink link:calculationLink link:definitionLink 996787 - Disclosure - Intangible Assets - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996797 - Disclosure - Intangible Assets - Summary of Goodwill Impairment Test and Estimated Value in Use after Adjusting The Carrying Values of Assets and Was More Than Carrying Value Of Goodwill (Detail) link:presentationLink link:calculationLink link:definitionLink 996807 - Disclosure - Intangible Assets - Summary of Sensitivity Analysis for Cash Generating Unit (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996817 - Disclosure - Right of use assets - Summary of Right of Use Assets (Detail) link:presentationLink link:calculationLink link:definitionLink 996827 - Disclosure - Investment in jointly controlled entities and associates - Schedule of Investment in Jointly Controlled Entities and Associates (Detail) link:presentationLink link:calculationLink link:definitionLink 996837 - Disclosure - Trade receivables - Summary of Trade Receivables (Detail) link:presentationLink link:calculationLink link:definitionLink 996847 - Disclosure - Trade receivables - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996857 - Disclosure - Investments - Summary of Investments (Detail) link:presentationLink link:calculationLink link:definitionLink 996867 - Disclosure - Investments - Summary of Investments (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996877 - Disclosure - Other financial assets - Summary of Other Financial Assets (Details) link:presentationLink link:calculationLink link:definitionLink 996887 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Differed Tax Assets (Net) (Detail) link:presentationLink link:calculationLink link:definitionLink 996897 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Deferred Tax Liabilities (Net) (Detail) link:presentationLink link:calculationLink link:definitionLink 996907 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Reconciliation of Tax Expense and Accounting Profit Multiplied By Tax Rate (Detail) link:presentationLink link:calculationLink link:definitionLink 996917 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Reconciliation of Tax Expense and Accounting Profit Multiplied By Tax Rate (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 996927 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Reconciliation of Tax Expense & Accounting Profit Multiplied By Tax Rate (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 996937 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Summary of Reconciliation of DTA (Net) and DTL (Net) (Detail) link:presentationLink link:calculationLink link:definitionLink 996947 - Disclosure - Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 996957 - Disclosure - Prepayments - Summary of Current and Non-Current Prepayments (Detail) link:presentationLink link:calculationLink link:definitionLink 996967 - Disclosure - Other non-financial assets - Summary of Other Non-financial Assets (Detail) link:presentationLink link:calculationLink link:definitionLink 996977 - Disclosure - Inventories - Summary of Inventories (Detail) link:presentationLink link:calculationLink link:definitionLink 996987 - Disclosure - Cash and bank balances - Summary of Cash And Cash Equivalents Explanatory (Detail) link:presentationLink link:calculationLink link:definitionLink 996997 - Disclosure - Cash and bank balances - Summary Of Bank Balances Other Than Cash And Cash Equivalents Explanatory (Detail) link:presentationLink link:calculationLink link:definitionLink 997007 - Disclosure - Cash and bank balances - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997017 - Disclosure - Share capital - Summary of Issued Share Capital (Detail) link:presentationLink link:calculationLink link:definitionLink 997027 - Disclosure - Share capital - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997037 - Disclosure - Share capital - Summary of Classes of Shares Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 997047 - Disclosure - Other equity - Summary of Retained Earnings / (Losses) (Detail) link:presentationLink link:calculationLink link:definitionLink 997057 - Disclosure - Other equity - Summary of Other Components of Equity (Detail) link:presentationLink link:calculationLink link:definitionLink 997067 - Disclosure - Other equity - Summary of Hedge Reserve (Detail) link:presentationLink link:calculationLink link:definitionLink 997077 - Disclosure - Other equity - Summary of Share Based Payment Reserve (Detail) link:presentationLink link:calculationLink link:definitionLink 997087 - Disclosure - Other equity - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997097 - Disclosure - Other equity - Summary of Capital Reserve (Detail) link:presentationLink link:calculationLink link:definitionLink 997107 - Disclosure - Other equity - Summary of Debenture Redemption Reserve (Detail) link:presentationLink link:calculationLink link:definitionLink 997117 - Disclosure - Other equity - Summary of Foreign Currency Translation Reserve (Detail) link:presentationLink link:calculationLink link:definitionLink 997127 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of Interest - Bearing Loans And Borrowings (Detail) link:presentationLink link:calculationLink link:definitionLink 997137 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of Interest - Bearing Loans And Borrowings (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 997147 - Disclosure - Interest-bearing loans and borrowings - long term - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997157 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of Compulsorily Convertible Debentures (Unsecured) Terms of Conversion of CCDs (Detail) link:presentationLink link:calculationLink link:definitionLink 997167 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of Compulsorily Convertible Debentures (Unsecured) Terms of Conversion of CCDs (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 997177 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of Optionally Convertible Debentures (Unsecured) Terms of Conversion of OCDs (Detail) link:presentationLink link:calculationLink link:definitionLink 997187 - Disclosure - Interest-bearing loans and borrowings - long term - Summary of non convertible debentures (Secured) (Detail) link:presentationLink link:calculationLink link:definitionLink 997197 - Disclosure - Lease liabilities - Summary of Lease Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 997207 - Disclosure - Liability for put options with non-controlling interests - Summary of liability for put options with non-controlling interests (Details) link:presentationLink link:calculationLink link:definitionLink 997217 - Disclosure - Other financial liabilities - Summary of Detailed Information About Other Noncurrent Financial Liabilities Explanatory (Detail) link:presentationLink link:calculationLink link:definitionLink 997227 - Disclosure - Other non-financial liabilities - Summary of Other non-financial liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 997237 - Disclosure - Other non-financial liabilities - Summary of Other non-financial liabilities (Parenthetical) (Details) link:presentationLink link:calculationLink link:definitionLink 997247 - Disclosure - Contract liabilities - Summary of Contract Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 997257 - Disclosure - Provisions - Summary of Provisions (Detail) link:presentationLink link:calculationLink link:definitionLink 997267 - Disclosure - Provisions - Summary of Reconciliation of Changes In Provision for Decommissioning Costs (Detail) link:presentationLink link:calculationLink link:definitionLink 997277 - Disclosure - Other liabilities - Summary of Other Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 997287 - Disclosure - Interest-bearing loans and borrowings - short term - Summary of Short Term Interest-bearing Loans And Borrowings (Detail) link:presentationLink link:calculationLink link:definitionLink 997297 - Disclosure - Interest-bearing loans and borrowings - short term - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997307 - Disclosure - Trade payables - Summary of Trade payables (Detail) link:presentationLink link:calculationLink link:definitionLink 997317 - Disclosure - Revenue - Summary of Revenue (Detail) link:presentationLink link:calculationLink link:definitionLink 997327 - Disclosure - Revenue - Additional information (Detail) link:presentationLink link:calculationLink link:definitionLink 997337 - Disclosure - Revenue - Summary of Contract Balances (Detail) link:presentationLink link:calculationLink link:definitionLink 997347 - Disclosure - Other operating income - Summary of Other Operating Income (Detail) link:presentationLink link:calculationLink link:definitionLink 997357 - Disclosure - Late payment surcharge from customers - Schedule of Late payment surcharge from customers (Detail) link:presentationLink link:calculationLink link:definitionLink 997367 - Disclosure - Finance income and fair value change in derivative instruments - Summary of Finance income and fair value change in derivative instruments (Detail) link:presentationLink link:calculationLink link:definitionLink 997377 - Disclosure - Other Income - Summary of Other Income (Detail) link:presentationLink link:calculationLink link:definitionLink 997387 - Disclosure - Other Income - Summary of Other Income (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 997397 - Disclosure - Increase in inventory of finished goods - Summary of Increase in inventory of finished goods (Details) link:presentationLink link:calculationLink link:definitionLink 997407 - Disclosure - Employee benefits expense - Summary of Employee Benefits Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 997417 - Disclosure - Depreciation, amortisation and impairment - Summary of Depreciation, Amortisation and Impairment (Detail) link:presentationLink link:calculationLink link:definitionLink 997427 - Disclosure - Other expenses - Summary of Other Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 997437 - Disclosure - Finance costs and fair value change in derivative instruments - Summary of Detailed Information About Finance Costs and Fair Value Change in Derivative Instruments (Detail) link:presentationLink link:calculationLink link:definitionLink 997447 - Disclosure - Finance costs and fair value change in derivative instruments - Summary of Detailed Information About Finance costs and Fair Value Change in Derivative Instruments (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 997457 - Disclosure - Finance costs and fair value change in derivative instruments - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997467 - Disclosure - Earning per share - Summary of Earning Per Share (Detail) link:presentationLink link:calculationLink link:definitionLink 997477 - Disclosure - Earning per share - Summary of Earning Per Share (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 997487 - Disclosure - Earning per share - Summary of Earning Per Share (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 997497 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997507 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Date of Loss of Control for Following Entities (Details) link:presentationLink link:calculationLink link:definitionLink 997517 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Details of Assets and Liabilities at Date of Disposal (Detail) link:presentationLink link:calculationLink link:definitionLink 997527 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Schedule of Results of Disposal of Subsidiary Included in Consolidated Statement of Profit or Loss (Detail) link:presentationLink link:calculationLink link:definitionLink 997537 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Schedule of Impact on Consolidated Statement of Cash Flows on Disposal of Subsidiary (Detail) link:presentationLink link:calculationLink link:definitionLink 997547 - Disclosure - Disposal group held for sale and disposal of subsidiaries - Schedule of Impact on Consolidated Statement of Cash Flows on Disposal of Subsidiary (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 997557 - Disclosure - Employment benefit plans - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997567 - Disclosure - Employment benefit plans - Summary of Employee Benefit Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 997577 - Disclosure - Employment benefit plans - Summary of Employee Benefit Expense (Detail) 2 link:presentationLink link:calculationLink link:definitionLink 997587 - Disclosure - Employment benefit plans - Summary of Defined Benefit Plan Liability Recognized in Statement of Financial Position (Detail) link:presentationLink link:calculationLink link:definitionLink 997597 - Disclosure - Employment benefit plans - Summary of Change in Present Value of Defined Benefit Obligation (Detail) link:presentationLink link:calculationLink link:definitionLink 997607 - Disclosure - Employment benefit plans - Summary of Principal Assumptions Used in Defined Benefit Plan (Detail) link:presentationLink link:calculationLink link:definitionLink 997617 - Disclosure - Employment benefit plans - Summary of Sensitivity Analysis for Significant Actuarial Assumptions (Detail) link:presentationLink link:calculationLink link:definitionLink 997627 - Disclosure - Employment benefit plans - Summary of Maturity Analysis of Defined Benefit Payments (Detail) link:presentationLink link:calculationLink link:definitionLink 997637 - Disclosure - Leases - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997647 - Disclosure - Leases - Summary of Carrying Amounts of Lease Liabilities Carried at Amortized Cost (Detail) link:presentationLink link:calculationLink link:definitionLink 997657 - Disclosure - Share based payment - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997667 - Disclosure - Share based payment - Schedule of Information about Fair Value of Inputs to Option Pricing Model Share Options Granted (Detail) link:presentationLink link:calculationLink link:definitionLink 997677 - Disclosure - Share based payment - Schedule of Terms And Conditions of Share Based Payment Arrangement under Employee Stock Option Plan Schemes (Detail) link:presentationLink link:calculationLink link:definitionLink 997687 - Disclosure - Share based payment - Schedule of Movement of Options Outstanding under the share based payment schemes (Detail) link:presentationLink link:calculationLink link:definitionLink 997697 - Disclosure - Share based payment - Summary of Expense Recognized For Employee Services Received during the Year (Detail) link:presentationLink link:calculationLink link:definitionLink 997707 - Disclosure - Share based payment - Summary of Expense Recognized For Employee Services Received during the Year (Parenthetical) (Detail) link:presentationLink link:calculationLink link:definitionLink 997717 - Disclosure - Share warrants - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997727 - Disclosure - Share warrants - Schedule of Warrant Obligations (Detail) link:presentationLink link:calculationLink link:definitionLink 997737 - Disclosure - Group information - Summary of Subsidiaries (Detail) link:presentationLink link:calculationLink link:definitionLink 997747 - Disclosure - Group information - Summary of Joint Operations and Joint Ventures (Detail) link:presentationLink link:calculationLink link:definitionLink 997757 - Disclosure - Group information - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997767 - Disclosure - Group information - Consolidated Statement of Financial Position (Details) link:presentationLink link:calculationLink link:definitionLink 997777 - Disclosure - Group information - Consolidated Statement of Profit or Loss and Other Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 997787 - Disclosure - Group information - Consolidated Statement of Profit or Loss and Other Comprehensive Income (Details) 2 link:presentationLink link:calculationLink link:definitionLink 997797 - Disclosure - Group information - Consolidated Statement of Profit or Loss and Other Comprehensive Income (Details) 3 link:presentationLink link:calculationLink link:definitionLink 997807 - Disclosure - Group information - Consolidated Statement of Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink 997817 - Disclosure - Group information - Consolidated Statement of Cash Flows (Details) 2 link:presentationLink link:calculationLink link:definitionLink 997827 - Disclosure - Related party disclosure - Remuneration to Key Management Personnel and Their Relatives (Details) link:presentationLink link:calculationLink link:definitionLink 997837 - Disclosure - Related party disclosure - Remuneration to Key Management Personnel and Their Relatives (Parenthetical) (Details) link:presentationLink link:calculationLink link:definitionLink 997847 - Disclosure - Related party disclosure - Summary of Detailed Information About Related Parties Explanatory (Detail) link:presentationLink link:calculationLink link:definitionLink 997857 - Disclosure - Related party disclosure - Summary of Transactions And Balances With Entities Under Joint Control (Detail) link:presentationLink link:calculationLink link:definitionLink 997867 - Disclosure - Related party disclosure - Summary of Transactions And Balances With Other Related Parties (Detail) link:presentationLink link:calculationLink link:definitionLink 997877 - Disclosure - Related party disclosure - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997887 - Disclosure - Segment information - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997897 - Disclosure - Segment information - Summary of Operating Segments (Detail) link:presentationLink link:calculationLink link:definitionLink 997907 - Disclosure - Fair values - Summary of Carrying Amounts And Fair Value of the Financial Instruments (Detail) link:presentationLink link:calculationLink link:definitionLink 997917 - Disclosure - Fair Value Measurement Hierarchy - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997927 - Disclosure - Fair Value Measurement Hierarchy - Summary of Fair Value Measurement Hierarchy Of The Financial Assets And Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 997937 - Disclosure - Fair Value Measurement Hierarchy - Summary of Fair Value Hierarchy, Valuation Techniques And Inputs (Detail) link:presentationLink link:calculationLink link:definitionLink 997947 - Disclosure - Financial risk management objectives and policies - Summary of Change in Interest Rates on Financial Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 997957 - Disclosure - Financial risk management objectives and policies - Summary of Credit Risk Exposure on the Group's Trade Receivables (Detail) link:presentationLink link:calculationLink link:definitionLink 997967 - Disclosure - Financial risk management objectives and policies - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 997977 - Disclosure - Financial risk management objectives and policies - Summary of Maturity Profile of Financial Liabilities of the Group Based on Contractual Undiscounted (Detail) link:presentationLink link:calculationLink link:definitionLink 997987 - Disclosure - Capital management - Additional information (Detail) link:presentationLink link:calculationLink link:definitionLink 997997 - Disclosure - Commitments, liabilities and contingencies - Summary of Contingent Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 998007 - Disclosure - Commitments, liabilities and contingencies - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998017 - Disclosure - Legal matters - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998027 - Disclosure - Hedging activities and derivatives - Summary Of Foreign Currency And Interest Rate Risk (Detail) link:presentationLink link:calculationLink link:definitionLink 998037 - Disclosure - Hedging activities and derivatives - Summary Of Hedge Reserve Movement (Detail) link:presentationLink link:calculationLink link:definitionLink 998047 - Disclosure - Hedging activities and derivatives - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998057 - Disclosure - Joint arrangements and associates - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998067 - Disclosure - Business combination - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998077 - Disclosure - Business combination - Schedule of Fair Values of Identifiable Assets And Liabilities (Detail) link:presentationLink link:calculationLink link:definitionLink 998087 - Disclosure - Business combination - Schedule Of Revenue And (Loss) / Profit Before Tax Date Of Acquisition (Detail) link:presentationLink link:calculationLink link:definitionLink 998097 - Disclosure - Business combination - Schedule Of Combined Entity Revenue And (Loss) / Profit Before Tax Beginning of the Year (Detail) link:presentationLink link:calculationLink link:definitionLink 998107 - Disclosure - Business combination - Schedule of Purchase Consideration of Cash Flows (Detail) link:presentationLink link:calculationLink link:definitionLink 998117 - Disclosure - Accounting for Transmission Line Projects Entered into by the Group - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 998127 - Disclosure - Accounting for Transmission Line projects Entered into by the Group - Schedule of Movement of Contract Assets (Detail) link:presentationLink link:calculationLink link:definitionLink 998137 - Disclosure - Accounting for Transmission Line projects Entered into by the Group - Schedule of Movement of Contract Assets (Detail) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 999009 - Disclosure - Anchoring link:presentationLink link:calculationLink link:definitionLink Disclosure of detailed information about principal assumptions used in defined benefit plan explanatory. Disclosure Of Detailed Information About Principal Assumptions Used In Defined Benefit Plan Explanatory Summary of principal assumptions used in defined benefit plan Other revenue. Other Revenue [Member] Others [Member] Cash outflow for leases Payments Disclosure of financial assets [table] Noncurrent portion of noncurrent secured term loans from financial institutions. Noncurrent Portion of Noncurrent Secured Term Loans From Financial Institutions Term loan from bank (secured) Bank and similar charges Bank charges Current prepaid expenses Prepaid expenses Schedule of late payment surcharge from customers. Schedule Of Late Payment Surcharge From Customers [Table Text Block] Schedule of late payment surcharge and interest from customers Increase Decrease through forfeiture of vested options , equity. Increase Decrease Through Forfeiture Of Vested Options , Equity Forfeiture of vested options Travel expense Travelling and conveyance Financial liabilities. Financial Liabilities [Abstract] Financial liabilities Disclosure of interest bearing loans and borrowings. Disclosure of Interest Bearing Loans and Borrowings [Abstract] Other financial liabilities. Other Financial Liabilities [Member] Other Financial Liabilities [Member] Country of incorporation of joint operation Country of incorporation Disclosure of detailed information about business combination [abstract] Other employee expense Staff welfare expenses Estimate of contributions expected to be paid to plan for next annual reporting period Cash flow Short term interest bearing loans and borrowings acceptances. Short Term Interest Bearing Loans And Borrowings Acceptances Acceptances (secured) Risk Free Rate, Volatility and Tenure [Member] Risk Free Rate, Volatility and Tenure. Risk free rate, volatility & tenure Top of range [member] Top of range [member] Top of Range ReNew Wind Energy (Sipla) Private Limited [Member] ReNew Wind Energy (Sipla) Private Limited Interest expense Interest expense Amounts recognised as of acquisition date liabilities assumed. Amounts Recognised As Of Acquisition Date Liabilities Assumed [Abstract] Liabilities Reserve of share-based payments Ending balance Beginning balance Share based payment reserve Vesting period for remaining stock options under share based payment arrangement options. Vesting Period For Remaining Stock Options Under Share Based Payment Arrangement Options Vesting Period For Remaining Stock Options Under Share Based Payment Arrangement Options Disclosure of reserves within equity [line items] Employment benefit plans Disclosure of defined contribution plans [text block] Shruti Power Projects Private Limited [Member] Shruti Power Projects Private Limited Current maturities of long term interest bearing loans and borrowings current. Current Maturities Of Long Term Interest Bearing Loans And Borrowings Current Current maturities of long term interest-bearing loans and borrowings Amount disclosed under the head 'Interest-bearing loans and borrowings - short term' Ostro Bhesada Wind Private Limited [Member] Ostro Bhesada Wind Private Limited Entity Incorporation, State or Country Code Liquidated damages. Liquidated Damages Liquidated damages Transfers out of Level 1 into Level 2 of fair value hierarchy, assets held at end of reporting period Transfer between level one and level two under fair value hierarchy Schedule of Lease Liability [Text Block]. Schedule of Lease Liability Summary of Lease liabilities Warranty expenses. Warranty Expenses Warranty expenses (refer note 22) Schedule of Fair Values of Identifiable Assets And Liabilities [Table Text Block] Schedule of Fair Values of Identifiable Assets And Liabilities. Schedule of Fair Values of Identifiable Assets And Liabilities ReNew green GJ four private limited. ReNew Green GJ Four Private Limited [Member] ReNew Green (GJ Four) Private Limited Shreyas Solarfarms Limited [Member] Shreyas Solarfarms Limited Shreyas Solarfarms Limited Disclosure of impact on cash flow statement disposal of subsidiary [Table]. Disclosure Of Impact On Cash Flow Statement Disposal Of Subsidiary [Table] Donations and subsidies expense Donation Construction in progress Remaining construction transaction price Percentage of Equity and Preference Share Pledged Percentage of Equity and Preference Share Pledged Percentage of equity and preference share capital pledged Cash flow hedges [member] Cash Flow Hedge Reserve Actuarial assumption of discount rates Discount rate Other current provisions Others Proceeds from shares and debentures issued by subsidiaries. Proceeds From Shares and Debentures Issued By Subsidiaries Proceeds from shares and debentures issued by subsidiaries Change in estimates for recoverability of unused tax credits MAT. Change In Estimates For Recoverability Of Unused Tax Credits MAT Change in estimates for recoverability of Minimum alternate tax Entity Current Reporting Status Warrants outstanding. Warrants Outstanding Warrants outstanding Renew Wind Energy Rajasthan Three Private Limited Member ReNew Wind Energy (Rajasthan Three) Private Limited [Member] ReNew Wind Energy (Rajasthan 3) Private Limited Fair Value of Previously Held Equity Interest in Acquiree Fair value of previously held equity interest in acquiree. Fair value of equity interest held Fair value of investment in 3E Number Of Shares Forfeited Value During The Period Shares forfeited during the year Number of shares forfeited value during the period. Weighted average number of equity shares in calculating basic eps. Weighted Average Number of Equity Shares in Calculating basic Eps [Abstract] Weighted average number of equity shares in calculating basic EPS Disclosure of detailed information about secured non convertible debentures [Line Items]. Disclosure Of Detailed Information About Secured Non Convertible Debentures [Line Items] Entities With Significant Influence By Key Management Personnel [Member] Entities Owned Or Significantly Influenced By Key Management Personnel Increase (decrease) through share-based payment transactions, equity Share-based payment expense Expense for the year Gain arising from acquisition of control Gain arising from acquisition of control. Gain on acquisition of 3E NV (refer Note 29) Gain on acquisition of 3E NV Assets (liabilities) Net assets Net assets sold Net assets (liabilities) Classes of property, plant and equipment [axis] Revenue from government grants towards generation based incentive. Revenue From Government Grants Towards Generation Based Incentive generation based incentive Payments of lease liabilities, classified as financing activities Payment of lease liabilities (including payment of interest expense) (refer Note 38) Payments of lease liabilities Class C ordinary shares. Class C Ordinary Shares [Member] Class C Shares Class C Ordinary Shares Disclosure of detailed information about reserve of share based payments of equity. Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [Table] Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [table] Non-current lease liabilities Lease liabilities Non-current Disclosure of detailed information about other financial assets explanatory. Disclosure Of Detailed Information About Other Financial Assets Explanatory [Text Block] Summary of Other Financial Assets Tranche ten [Member]. Tranche Ten [Member] Tranche Ten Classes of financial assets [axis] Disclosure of interest bearing loans and borrowings explanatory. Disclosure of Interest Bearing Loans and Borrowings Explanatory [Text Block] Interest-bearing loans and borrowings - long term Software solutions (included in non reportable segment) Member Software solutions (included in non reportable segment) Member Software solutions [member] Document Fiscal Period Focus Interest Paid Capitalized Net Interest Paid Capitalized Net Interest paid, capitalized Other Current Non-Financial Liabilities Recognised As Of Acquisition Date Other current non-financial liabilities recognised as of acquisition date. Other non-financial liabilities Committed Funding Amount Committed Funding Amount Committed funding amount Disclosure of detailed information about intangible assets [abstract] Entity Shell Company Percentage of reasonably possible decrease in actuarial assumption Decrease in discount rate Decrease in discount rate Acquisition Through Business Combination To Right Of Use Assets Acquisition through business combination to right of use assets. Acquisition through business combination Repayments of non-current borrowings Repayment of interest-bearing loans and borrowings Disclosure of detailed information about unsecured optionally convertible debentures. Disclosure Of Detailed Information About Unsecured Optionally Convertible Debentures [Table] Unused tax losses [member] Tax Losses available for offsetting against future taxable income Unused tax losses Interest Flow Type [Axis] Tranche two. Tranche Two [Member] Tranche Two Three E NV [Member] Three E NV. 3E NV 3E NV [Member] Impact of income computation and disclosure standards related to hedge contracts routed through other comprehensive income. Impact of Income Computation and Disclosure Standards Related to Hedge Contracts Routed Through Other Comprehensive Income Impact of ICDS related to hedge contracts routed through OCI Deferred government grant [Abstract] Deferred government grant [Abstract] Disclosure of interests in associates [text block] Summary of Financial Information Acceptances Discount Rate Acceptances Discount Rate Disclosure of detailed information about borrowings [abstract] Disclosure of detailed information about retained earnings of equity explanatory. Disclosure Of Detailed Information About Retained Earnings Of Equity Explanatory [Text Block] Summary of Retained Earnings / (Losses) Increase (decrease) in allocation of other equity to noncontrolling interest. Increase (Decrease) in Allocation of Other Equity to Noncontrolling Interest Allocation of other equity to non controlling interest Provision for Operation and Maintenance Equalisation Noncurrent Provision for Operation and Maintenance Equalisation Noncurrent Provision for operation and maintenance equalisation ReNew Sun Renewables Private Limited [Member] ReNew Sun Renewables Private Limited Compensation For Loss Of Revenues. Compensation For Loss Of Revenues Compensation for loss of revenue Cash flows from (used in) financing activities Net cash generated from financing activities Net cash generated from financing activities (c) Net cash flows from (used in) financing activities Key management personnel compensation, post-employment benefits Key management personnel compensation, gratuity and leave encashment expense Remuneration to key management personnel, post-employment benefits Cybersecurity Risk Management, Strategy, and Governance [Abstract] ReNew Tej Shakti Private Limited. ReNew Tej Shakti Private Limited [Member] ReNew Tej Shakti Pvt Ltd ReNew Tej Shakti Private Limited Disclosure of detailed information about principal assumptions used in defined benefit plan [Line Items]. Disclosure of Detailed Information About Principal Assumptions Used in Defined Benefit Plan [Line Items] Additions to lease liabilities. Additions To Lease Liabilities Additions Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Fixed interest rate [member] Fixed interest rate Cybersecurity Risk Board of Directors Oversight [Text Block] Property, plant and equipment recognised as of acquisition date Property plant and equipment Other Equity [abstract]. Other Equity [Abstract] Joint operations [axis] Senior Secured Notes Included In Short Term Borrowings. Senior Secured Notes Included In Short Term Borrowings [Member] Senior Secured Notes Included In Short Term Borrowings Issue of equity Shares issued during the year Shares issued during the year Interest accrued. Interest accrued [Member] Interest accrued Other current financial assets Other financial assets Other current financial assets Impairment of carbon credit. Impairment of Carbon Credit Impairment of carbon credit Deferred tax assets. Deferred Tax Assets [Abstract] Deferred tax assets Volume Weight Average Price of the Company shares over 30 trading days. Volume Weight Average Price of The Company Shares Over 30 Trading Days [Member] Volume Weight Average Price of the Company shares over 30 trading days Zorya Solar Energy Private Limited [Member] Zorya Solar Energy Private Limited ReNew Green (GJ seven ) Private Limited. ReNew Green (GJ seven ) Private Limited [Member] ReNew Green (GJ seven) Private Limited Effect of exchange rate changes on cash and cash equivalents Effects of exchange rate changes on cash and cash equivalents Disclosure of reconciliation of liabilities arising from financing activities [line items] Disclosure of reconciliation of liabilities arising from financing activities [line items] Option pricing model [member] Black Scholes method Disclosure of detailed Information about Contract balances explanatory. Disclosure of Detailed Information About Contract Balances Explanatory Summary of Contract balance Classes of financial instruments [axis] Borrowings, maturity Maturity date Maturity Equity attributable to. Equity attributable to [Abstract] Attributable to: Property plant and equipment hydro power projects. Property Plant And Equipment Hydro Power Projects [Member] Plant and equipment (hydro power projects) Disclosure of fair value measurement [text block] Fair Value Measurement Hierarchy Sale of software services [member] Sale of software services. Change in Labour Law Explanatory Change in labour law. Change in Labour Law Reserve of cash flow hedges [member] Hedge reserve Commissioning Of Wind And Solar Energy Projects [Member] Commissioning Of Wind And Solar Energy Projects Entity Filer Category Acquisition Through Business Combination Property Plant And Equipment Acquisition through business combination property plant and equipment. Acquisition through business combination Financial Liabilities At Fair Value Current [Abstract] Financial liabilities at fair value current. Financial liabilities at fair value Disclosure Of Detailed Information About Other Liabilities [Text Block] Disclosure Of Detailed Information About Other Liabilities [Table Text Block] Summary of Other liabilities ReNew Nizamabad Power Private Limited. ReNew Nizamabad Power Private Limited [Member] ReNew Nizamabad Power Private Limited Amount by which unit's recoverable amount exceeds its carrying amount Amount by which unit's recoverable amount exceeds its carrying amount Cash genereating units, Amounts in excess of carrying amount Liability for put options with non-controlling interests current. Liability for Put Options With Non-controlling Interests Current Liability for put options with non-controlling interests Liability for put options with non-controlling interests, Current 3 to 12 months [member] Within next 12 months [Member] Not later than one year Number of shares authorised to grant in share based payment arrangement Number of shares authorised to grant in share based payment arrangement. Shares pending cancellation classified as financing activities. Shares pending cancellation classified as financing activities Shares pending cancellation Shares bought back, held as treasury stock (refer Note 16) Amount Disclosed Under Financial Assets Amount Disclosed Under Financial Assets Less: amount disclosed under financial assets (others) (refer note 10) Less: amount disclosed under other financial assets (others) (refer Note 11) Description of accounting policy for business combinations and goodwill [text block] Business combinations and goodwill Customer churn rate Customer Churn Rate Customer churn rate. Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating diluted earnings per share Earnings attributable to equity holders of Class A and C for basic and diluted earnings ReNew Wind Energy (Rajasthan Two) Private Limited [Member] ReNew Wind Energy (Rajasthan 2) Private Limited Property plant and equipment wind power projects. Property Plant and Equipment Wind Power Projects [Member] Plant and equipment (wind power projects) Segments [domain] Classes of intangible assets and goodwill [domain] Abaha Wind Energy Developers Private Limited [Member] Abaha Wind Energy Developers Private Limited Cash flows from (used in) operations Cash generated from operations Net cash generated from operating activities Net cash flows from (used in) operations Increase (decrease) through unwinding of contract assets. Increase Decrease Through Unwinding of Contract Assets Unwinding of contract assets Disclosure of deferred taxes [text block] Deferred tax assets (DTA) (net) / deferred tax liabilities (DTL) (net) Other Miscellaneous Liabilities Noncurrent Other Miscellaneous Liabilities Noncurrent Others Renew vayu urja private limited. ReNew Vayu Urja Private Limited [Member] ReNew Vayu Urja Private Limited Outstanding liability Financial liabilities Total financial liabilities Carrying value Segment consolidation items [domain] Other operating income other. Other Operating Income Other. Others Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Non-controlling interests pertains to subsidiaries not considered material. Non-controlling interests pertains to subsidiaries not considered material Non-controlling interests (not considered individually material) Non-controlling interests Revenue from government grants towards others Revenue from government grants towards others. others Disclosure of current and non current prepayments explanatory [Text block]. Disclosure Of Current And Non Current Prepayments Explanatory Summary of Current and Non-Current Prepayments Term loan from banks and financial institutions (secured) Secured Term Loan from Banks and Financial Institutions [Member] Secured term loan from banks and financial institutions. Security charges. Security Charges Security charges Disclosure of reconciliation of changes in intangible assets and goodwill [text block] Summary of Changes in Intangible Assets and Goodwill ReNew Bhanu Shakti Private Limited. ReNew Bhanu Shakti Private Limited [Member] ReNew Bhanu Shakti Private Limited Investment funds [member] Investment funds Investments Temporary difference, unused tax losses and unused tax credits [axis] Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption Increase in salary escalation Joint operations [domain] Fair value of warrants price per share. Fair Value of Warrants Price Per Share Fair value of warrants price per share Performance Obligations Satisfied [Member] Performance Obligations Satisfied. Purchase Consideration Payable [Member] Purchase consideration payable ReNew Photovoltaics Private Limited Formerly known as ReNew Saksham Urja Private Limited ReNew Photovoltaics Private Limited Formerly Known As ReNew Saksham Urja Private Limited [Member] RENEW Photovoltaics Private limited(Formerly known as ReNew Saksham Urja Private Limited) Fair value of share options granted Fair value of share options granted. Fair value (Absolute) Legal matters [Table]. Legal Matters [Table] Statement [Table] Tranche twenty four [Member]. Tranche Twenty Four [Member] Tranche Twenty Four ReNew Green (MHH One) Private Limited. ReNew Green (MHH One) Private Limited [Member] ReNew Green (MHH One) Private Limited Cybersecurity Risk Management Third Party Engaged [Flag] Total cash and cash equivalents (refer Note 15) Cash and cash equivalents Cash and cash equivalents at the end of the year Cash and cash equivalents at the beginning of the year Cash and cash equivalents Total cash and cash equivalents Profit (loss) from operating activities Profit / (loss) before share of loss of jointly controlled entities and tax EBITDA Profit before share of loss of jointly controlled entities and tax Tranche thirty [Member]. Tranche Thirty [Member] Tranche Thirty Class A ordinary shares. Class A Ordinary Shares [Member] Class A Ordinary Shares Class A Shares Provision for operation and maintenance noncurrent. Provision For Operation And Maintenance Noncurrent Provision for operation and maintenance Operation and maintenance services. Operation and Maintenance Services Operation and maintenance services Ostro Anantapur Private Limited [Member] Ostro Anantapur Private Limited Interest income on safeguard duty recoverable. Interest Income On Safeguard Duty Recoverable on safeguard duty recoverable Losses And Unabsorbed Depreciation. Losses And Unabsorbed Depreciation [Member] Losses and unabsorbed depreciation available for offsetting against future taxable income Later than six months and not later than one year [member] 6 - 12 months [Member] India ReNew Energy Limited. India ReNew Energy Limited [Member] India ReNew Energy Limited Tax expense (income) at applicable tax rate Tax at the India's tax rate of 25.168% applicable to RPL (March 31, 2025: 25.168%) Assets [abstract] Assets Weighted average exercise price of share replacement of group stock option plans in share based payment arrangement. Weighted Average Exercise Price Of Share Replacement Of Group Stock Option Plans In Share Based Payment Arrangement Weighted average exercise price of share replacement of group stock option plans Disclosure of leases [text block] Leases Tranche seven [Member]. Tranche Seven [Member] Tranche Seven Disclosure of transactions between related parties [abstract] Secured non convertible debentures [Member]. Secured Non Convertible Debentures [Member] Secured Non Convertible Debentures Name of immediate holding company. Name of Immediate Holding Company Immediate holding company IB Vogt Solar Seven Private Limited. IB Vogt Solar Seven Private Limited [Member] IB Vogt Solar Seven Private Limited Total comprehensive income for the year, net of tax (a) + (d) Total comprehensive income Total comprehensive income for the year Disclosure of classes of inventories explanatory. Disclosure Of Classes Of Inventories Explanatory Summary of Inventories Property Plant And Equipments. Property Plant And Equipments Property, plant and equipment Property, plant and equipment Tranche eight [Member]. Tranche Eight [Member] Tranche Eight Income taxes paid (refund), classified as operating activities Income taxes refund (paid) Income tax refund (net) Shares convertible into equity shares, conversion ratio Shares convertible into equity shares, conversion ratio Shares convertible into equity shares, conversion ratio. Operating expense. Operating Expense [Abstract] Expenses Non-current portion of non-current secured bank loans received Compulsorily convertible debentures (unsecured) Employee share based payment obligation Employee Share Based Payment Obligation [Member] Employee share based payment obligation. Fluence Energy Singapore Pte. Limited. Fluence Energy Singapore Pte Limited [Member] Fluence Energy Singapore Pte. Ltd Financial liabilities at fair value through profit or loss, category [member] Financial liabilities at fair value through profit or loss, category Financial liabilities designated as fair value through profit or loss Financial liabilities at fair value Financial Liabilities At Fair Value Noncurrent [Abstract] Financial liabilities at fair value noncurrent. ReNew Surya Ravi Private Limited. ReNew Surya Ravi Private Limited [Member] ReNew Surya Ravi Private Limited Reclassification adjustments on cash flow hedges, before tax (Gain) / loss reclassified to profit or loss (under head finance costs) Net gain / (loss) on cost of hedge reserve Transfer/Capitalised during the year Capitalised property plant and equipment. Capitalised Property Plant And Equipment Capitalised during the year Depreciation, property, plant and equipment Charge for the year Depreciation of property, plant and equipment (refer Note 5) Depreciation, property, plant and equipment Legal matters. Legal Matters [Abstract] Government grants other income. Government Grants Other Income [Abstract] Government grants other income Government grants Total Opening balance Total Other borrowings Others Interest Rate Basis Point Increase Decrease In INR Interest Rates [Member] INR Two thousand seventeen stock option plan. Two Thousand Seventeen Stock Option Plan [Member] 2017 Stock Option Plan V G D T L Transmissions Private Limited [Member] VG DTL Transmissions Private Limited Carrying amount [member] Carrying amount [member] Percentage of stock options will vest under share based payment arrangement options. Percentage Of Stock Options Will Vest Under Share Based Payment Arrangement Options Percentage Of Stock Options Will Vest Under Share Based Payment Arrangement Options ReNew Sandur Green Energy Private Limited (formerly known as 'ReNew Green (KAK One) Private Limited. ReNew Sandur Green Energy Private Limited (formerly known as 'ReNew Green (KAK One) Private Limited [Member] ReNew Sandur Green Energy Private Limited (formerly known as 'ReNew Green (KAK One) Private Limited') Heramba Renewables Limited [Member] Heramba Renewables Limited Heramba Renewables Limited Loan Conversion Into Equity Loan conversion into equity. Loan conversion ReNew Wind Energy (Rajkot) Private Limited [Member] ReNew Wind Energy (Rajkot) Private Limited Useful life measured as period of time, property, plant and equipment Useful life measured as period of time, property, plant and equipment Estimated useful life of the asset Disclosure of detailed information about financial instruments [line items] Amounts receivable, related party transactions Trade receivable Description of accounting policy for determining components of cash and cash equivalents [text block] Cash and bank balances Increase (decrease) through Change in fair value of put option liability or derecognition of non-controlling interests Increase (decrease) through Change in fair value of put option liability or derecognition of non-controlling interests Change in fair value of put option liability / derecognition of non-controlling interests Office Equipment [Member] Office equipments Office equipment Capital Creditors [Member] Capital creditors ReNew Surya Tejas Private Limited [Member] ReNew Surya Tejas Private Limited Renewable Power [Member] Renewable Power. Comprehensive income attributable to [abstract] Total comprehensive income / (loss) attributable to: Total comprehensive income / (loss) attributable to: Other non-current non-financial liabilities Other non-current non-financial liabilities Other non-current non-financial liabilities Other non-financial liabilities Increase (decrease) in defined benefit obligation due to reasonably possible decrease in actuarial assumption Decrease in salary escalation Two thousand twenty one incentive plan granted in april one two thousand twenty four. Two Thousand Twenty One Incentive Plan Granted In April One Two Thousand Twenty Four [Member] 2021 Incentive Plan - Grant date: April 1, 2024 ReNew Wind Energy (APTwo) Private Limited [Member] ReNew Wind Energy (AP2) Private Limited Disclosure of disposal groups classified as held for sale [Table]. Disclosure of Disposal Groups Classified as Held For Sale [Table] Miscellaneous non-current liabilities [abstract] Non-current other liabilities Working capital adjustments [Abstract]. Working Capital Adjustments [Abstract] Working capital adjustments: One major customer. One Major Customer [Member] One Major Customer [Member] Unallocated amounts [member] Disclosure of detailed information about capital reserve of equity. Disclosure Of Detailed Information About Capital Reserve Of Equity [Table] Disclosure Of Detailed Information About Capital Reserve Of Equity [table] Time Linked Vesting 12 months Share Based Payment Arrangement Time Linked Vesting Tranche One [Member] Share based payment arrangement time linked vesting tranche one. Description of accounting policy for contingent liabilities and contingent assets [text block] Contingent liabilities Performance obligations satisfied at point in time [member] At The Point of Time [Member] Share Based Payment Arrangement Performance Linked Vesting Tranche Two[Member] Share based payment arrangement performance linked vesting tranche two. Performance Linked Vesting 24 months Lease liabilities Closing balance Opening balance Total lease liabilities Lease liabilities Country of incorporation of subsidiary Country of incorporation Disclosure Of Detailed Information About Fair Value Measurement Of Assets And Liabilities [Abstract] Symphony Vyapaar Private Limited [Member] Symphony Vyapaar Private Limited Cybersecurity Risk Management, Strategy, and Governance [Table] Interest Accrued On Loans To Related Parties Member Interest Accrued On Loans To Related Parties [Member] Interest accrued on loans to related parties Net defined benefit liability (asset) Closing defined benefit obligation Opening defined benefit obligation Net liability Gain On Mark To Market Of Derivative Instruments [member] Gain On Mark To Market Of Derivative Instruments [Member] Gain on mark to market of derivative instruments Gain on mark to market of derivative instruments Proceeds from non-current borrowings Proceeds from interest-bearing loans and borrowings Intangible assets other than goodwill Intangible assets other than goodwill at beginning of period Intangible assets other than goodwill at end of period Total intangible assets other than goodwill Intangible assets Interest rate risk [member] Interest rate risk Disclosure of sensitivity analysis for actuarial assumptions [line items] Public warrants. Public Warrants [Member] Public Warrants Acquisitions through business combinations, other provisions Acquisition of subsidiary Acquisition of subsidiaries Percentage of Equity Interest to be Acquired Percentage of equity interest to be acquired. Percentage of equity interest to be acquired ReNew Solar Stellar Private Limited [Member] ReNew Solar Stellar Private Limited Type of vesting. Type Of Vesting [Domain] Borrowing costs capitalised Borrowing costs capitalised 2021 Incentive Plan - Grant date: April 1, 2025 Two Thousand Twenty One Incentive Plan Granted In April One Two Thousand Twenty Five [Member] Two thousand twenty one incentive plan granted in April one two thousand twenty five. Disclosure of detailed information about transactions and balances with entities under joint control explanatory. Disclosure Of Detailed Information About Transactions And Balances With Entities Under Joint Control Explanatory [Table Text Block] Disclosure of Detailed Information About Transactions and Balances with Entities Under Joint Control Explanatory Share based payment arrangements. Share Based Payment Arrangements [Line Items] Current unamortised option premium other non-financial asset. Current Unamortised Option Premium Other Non-financial Asset Unamortised option premium Percentage of reasonably possible increase in actuarial assumption Increase in discount rate Payable to letter of credits not yet discounted. Payable To Letter Of Credits Not Yet Discounted Payable towards the letter of credits not yet discounted Percentage of remaining grants will vest under share based payment arrangement options. Percentage Of Remaining Grants Will Vest Under Share Based Payment Arrangement Options Percentage Of Remaining Grants Will Vest Under Share Based Payment Arrangement Options Liability for put options with others noncurrent Liability for put options with others noncurrent. Liability for put options - others Liability for put options - others, Non-current ReNew Samir Shakti Private Limited. ReNew Samir Shakti Private Limited [Member] ReNew Samir Shakti Private Limited Emission Reduction Certificates [Member] Emission Reduction Certificates [Member] Emission Reduction Certificates Dispute With Southern Power Distribution Company Of Andhra Pradesh Limited [Member] Dispute With Southern Power Distribution Company of Andhra Pradesh Limited Revenue and other operating income Total income Document Shell Company Report Increase (decrease) through loss of control of subsidiary, deferred tax liability (asset) Income / (expense) recognised in Adjustment on account of sale of subsidiary Leasehold land. Leasehold Land [Member] Leasehold land Auxo Sunlight Private Limited [Member] Auxo Sunlight Private Limited Abha Solar Farms Limited [Member] Abha Solarfarms Limited Abha Solarfarms Limited Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in financial assumptions - Change in financial assumptions Increase (decrease) in net defined benefit liability (asset) resulting from actuarial losses (gains) arising from changes in financial assumptions Deferred Tax Assets [Member] Deferred Tax Assets [Member] Deferred Tax Assets Expense from equity-settled share-based payment transactions Expense arising from equity-settled share-based payment transactions Disclosure of non-adjusting events after reporting period [abstract] Disclosure of effective tax expense income reconciliation and components of income tax expenses income explanatory. Disclosure Of Effective Tax Expense Income Reconciliation And Components Of Income Tax Expenses Income Explanatory [Text Block] Summary of Reconciliation of Tax Expense And Accounting Profit Multiplied By Tax Rate Contingent liabilities on account of transmission penalties. Contingent Liabilities On Account Of Transmission Penalties [Member] Contingent liabilities on account of transmission penalties Subsidiaries [domain] Performance obligations satisfied over time [member] Over A Period of Time [Member] Disclosure of transactions between related parties [line items] Ostro Madhya Wind Private Limited [Member] Ostro Madhya Wind Private Limited Auxo Solar Energy Private Limited [Member] Auxo Solar Energy Private Limited 2021 Incentive Award Plan Two Thousand Twenty One Incentive Award Plan [Member] Two thousand twenty one incentive award plan. Auditor's remuneration Payment to auditors Total auditor's remuneration Premium on redemption on bonds and debentures Premium on redemption on bonds and debentures Disclosure of detailed information about employee benefits expense explanatory. Disclosure Of Detailed Information About Employee Benefits Expense Explanatory Summary of employee benefit expense Financial assets. Financial Assets [Abstract] Financial assets Description of accounting policy for foreign currency translation [text block] Foreign currencies Goodwill recognised as of acquisition date Goodwill on acquisition Goodwill on acquisition Hedging instruments [domain] Disposal groups, disposed of by sale of subsidiary. Disposal groups, disposed of by sale of subsidiary [member] Disposal by Sale of Subsidiary ReNew Vidyut Shakti private limited. ReNew Vidyut Shakti Private Limited [Member] ReNew Vidyut Shakti Private Limited Deferred tax relating to items credited (charged) directly to equity Income / (expense) recognised in equity Disclosure of change in interest rates on financial liabilities. Disclosure Of Change In Interest Rates On Financial Liabilities [Line Items] Percentage of stock options will vest in each quarter under share based payment arrangement options Percentage Of Stock Options Will Vest In Each Quarter Under Share Based Payment Arrangement Options Percentage Of Stock Options Will Vest In Each Quarter Under Share Based Payment Arrangement Options Disclosure of legal matters. Disclosure Of Legal Matters Legal matters Hedging instruments [axis] Actuarial assumption of expected rates of salary increases Salary escalation Profit (loss) before tax Profit before tax Accounting profit before income tax (Loss)/ profit before tax Percentage of ownership interest upon completion of the transaction Proportion of ownership interest in subsidiary Proportion of ownership interest in subsidiary Disclosure Of Detailed Information About Short Term Borrowings Line Items Disclosure Of Detailed Information About Short Term Borrowings [Line Items] Disclosure of detailed information about short term borrowings [line items] Revenue Revenue Total Income Types of hedges [axis] Other temporary differences [member] Others Others Disclosure of detailed information about government grants. Summary of Detailed Information about government grants Summary of detailed information about government grants Leases of low value assets. Leases of Low Value Assets Leases of low value assets - MAT credit written off On Account Of Adoption Of New Tax Law Mat Credit Written Off On account of adoption of new tax law mat credit written off. Bank Balances Other Than Cash And Cash Equivalents Bank Balances Other Than Cash And Cash Equivalents [Abstract] Bank Balances Other Than Cash And Cash Equivalents [Abstract] Disclosure of liability for put options with Non-controlling interests explanatory. Disclosure Of Liability For Put Options With Non-controlling Interests Explanatory Liability for put options with non-controlling interests Number of major customers more than ten percentage of revenue. Number of Major Customers More Than Ten Percentage of Revenue Number of major customers more than ten percentage of revenue Description of accounting policy for depreciation and amortisation of property, plant and equipment and intangible. Description Of Accounting Policy For Depreciation And Amortisation Of Property, Plant And Equipment And Intangible Depreciation / amortisation of property, plant and equipment and intangible assets Impairment Test Three. Impairment Test Three [Member] Acceptences Maturity Term Acceptences Maturity Term Disclosure of associates [abstract] Four major customers member. Four Major Customers [Member] Four Major Customers [Member] Loan From Related Party [Member} Loan from related party. Loan From Related Party Liability for Put Options [Member] Liability for Put Options. Liability for put options Cash flows from (used in) operating activities Net cash generated from operating activities (a) Net cash flows from (used in) operating activities Adjustments for fair value losses (gains) Fair value gain on mutual fund Change in fair value of warrants comprehensive income attributable to comprehensive income attributable to Attributable to: Derivative financial liabilities Balance Beginning balance Liabilities Liabilities at end of period Liabilities at beginning of period Liabilities Total liabilities Liabilities Disclosure Of Cash And Cash Equivalents Disclosure Of Cash And Cash Equivalents [Abstract] Disclosure Of Cash And Cash Equivalents [Abstract] Deferred consideration receivable. Deferred Consideration Receivable [Member] Deferred consideration receivable Fair value gain on financial instruments. Fair Value Gain On Financial Instruments [Member] Fair value gain on financial instruments Fair value gain on financial instruments Secured Working Capital Term Loan Member Secured Working Capital Term Loan [Member] Working capital term loan (secured) Secured Working Capital Term Loan [Member] Bank Deposit Maturity Terms Bank Deposit Maturity Terms Bank deposit, Maturity terms Disclosure of net defined benefit liability (asset) [abstract] Defined benefit liability Tranche twenty one [Member]. Tranche Twenty One [Member] Tranche Twenty One Tranche nine [Member]. Tranche Nine [Member] Tranche Nine Gains (losses) on financial liabilities at amortised cost Amount reclassified to profit or loss (under head "Finance costs and fair value change in derivative instruments") Gain on settlement of financial liabilities Current portion of interest bearing loans and borrowings gross. Current Portion of Interest Bearing Loans and Borrowings Gross Current portion of Long term interest bearing loans and borrowings, Interest-bearing loans and borrowings - total Current portion of Long term interest bearing loans and borrowings, Interest-bearing loans and borrowings - total Portion of long-term interest bearing loans and borrowings and interest accrued on borrowings Hedge instruments. Hedge Instruments [Member] Interest Accrued on Loans to Other Body Corporate [Member] Interest accrued on loans to other body corporate. Interest accrued on loans to other body corporate Two thousand sixteen stock option plan. Two Thousand Sixteen Stock Option Plan [Member] 2016 Stock Option Plan Renew energy global americas inc. Renew Energy Global Americas Inc [Member] ReNew Energy Global Americas Inc Provisions [abstract] Operating Expense From Contract With Customers. Operating Expense From Contract With Customers Total expenses Disclosure of service concession arrangements [text block] Accounting for transmission line projects entered into by the Group Defined Benefit Plan minimum period to be considered for completed year of service. Defined Benefit Plan Minimum Period to be Considered for Completed Year of Service Defined benefit plan minimum period to be considered for completed year of service Applicable tax rate Applicable tax rate Disposal groups classified as held for sale [member] Disposal Groups Classified as Held for Sale Disclosure of trade receivables explanatory. Disclosure of Trade Receivables Explanatory [Text Block] Summary of Trade Receivables Increase (decrease) in profit (loss) on change in market value of warrant. Increase (Decrease) In Profit (Loss) On Change In Market Value Of Warrant Impact on profit or loss on change in market value of warrant Disclosure of results of disposal included in statement of profit or loss [Table]. Disclosure of Results of Disposal Included in Statement of Profit or Loss [Table] Disclosure of detailed information about finance cost and fair value change in derivative instruments explanatory. Disclosure of Detailed Information about Finance Cost and Fair Value Change in Derivative Instruments Explanatory Table [Text Block] Summary of Detailed Information About Finance Cost And Fair Value Change in Derivative Instruments Entity Well-known Seasoned Issuer Description of valuation techniques used in fair value measurement, assets Valuation technique Bank deposits. Bank Deposits [Member] Bank deposits Disclosure of detailed information about impact on cash flow statement disposal of subsidiary explanatory. Disclosure Of Detailed Information About Impact On Cash Flow Statement Disposal Of Subsidiary Explanatory [Table Text Block] Schedule of impact on consolidated statement of cash flows on disposal of subsidiary ReNew green GJ nine private limited. ReNew Green GJ Nine Private Limited [Member] ReNew Green (GJ Nine) Pvt. Ltd. ReNew Green (GJ Nine) Private Limited Provision for decommissioning costs. Provision For Decommissioning Costs [Member] Provision for decommissioning costs Increase (decrease) through business combinations, deferred tax liability (asset) Addition through business combination Dividends paid to non-controlling interests, classified as financing activities Dividend paid to non-controlling interest Profit (loss), attributable to [abstract] Profit / (loss) attributable to: Profit for the year attributable to: Liabilities arising from financing activities [domain] ReNew Solar (Shakti Twelve) Private Limited. ReNew Solar (Shakti Twelve) Private Limited [Member] ReNew Solar (Shakti Twelve) Private Limited Renew mega solar power private limited. ReNew Mega Solar Power Private Limited [Member] ReNew Mega Solar Power Private Limited Revenue flow axis. Revenue Flow [Axis] Unused tax losses for which no deferred tax asset recognised Unused tax losses for which no deferred tax asset recognised Unabsorbed depreciation Classes of current inventories [abstract] Number of other equity instruments unvested in share based payment arrangement. Number Of Other Equity Instruments Unvested In Share Based Payment Arrangement Number of unvested option, shares Disclosure of Depreciation, Amortisation and Impairment Explanatory [Text Block] Disclosure of depreciation, amortisation and impairment explanatory. Depreciation, amortisation and impairment Disclosure of disaggregation of revenue from contracts with customers [table] Losses on disposals of property, plant and equipment Loss on disposal of property plant and equipment and capital work in progress Losses on disposals of property, plant and equipment Loss on sale / damage/ retiral of property, plant and equipment Joint control [member] Joint control Derivative instruments hedge instrument. Derivative instruments hedge instrument Derivative instruments - hedge instruments Derivative instruments - hedge instruments Disclosure of detailed information about business combination [table] Other noncurrent non-financial assets. Other Noncurrent Non Financial Assets [Abstract] Non-current Additions other than through business combinations, property, plant and equipment Additions during the year ReNew Power Private Limited. ReNew Power Private Limited [Member] ReNew Power Private Limited RPPL Disclosure of detailed information about results of disposal of subsidiary on statement of profit or loss explanatory. Disclosure Of Detailed Information About Results Of Disposal Of Subsidiary On Statement Of Profit Or Loss Explanatory [Table Text Block] Schedule of results of disposal of subsidiary included in consolidated statement of profit or loss Discontinued operations [member] Miscellaneous other operating expense Miscellaneous expenses Disclosure of Detailed Information About Employee Benefits Expense [Table]. Disclosure of Detailed Information About Employee Benefits Expense [Table] ReNew Solar Energy (Jharkhand Four) Private Limited [Member] ReNew Solar Energy (Jharkhand Four) Private Limited Two major customer. Two Major Customer [Member] Two Major Customer [Member] Amendment Flag Current prepayments [abstract] Current Lexicon Vanijya Private Limited [Member] Lexicon Vanijya Private Limited Raw materials and consumables used Raw materials and consumables used Raw materials and consumables used Less: Raw materials and consumables Disclosure of detailed information about property, plant and equipment [line items] Other cash payments to acquire interests in optionally convertible debentures classified as investing activities. Other Cash Payments to Acquire Interests in Optionally Convertible Debentures Classified as Investing Activities Investment in optionally convertible debentures Fixed deposits as lien with various banks. Fixed Deposits as Lien with Various Banks Fixed deposits as lien with various banks Balances with banks Liability for operation and maintenance. Liability for Operation and Maintenance [Member] Liability for operation and maintenance Borrowings by name [domain] ReNew Wind Energy Devgarh Private Limited [Member] ReNew Wind Energy (Devgarh) Private Limited TONA Tokyo Overnight Average Offered Rate [Member] Tokyo overnight average offered rate. Repairs and maintenance expense Repair and maintenance Decrease in Recoverable Value Due to Increase in Discount Rate Decrease in recoverable value due to increase in discount rate. Decrease in recoverable value due to increase in discount rate Classes of intangible assets and goodwill [axis] Disclosure of information about key management personnel [text block] Summary of Remuneration to Key Managerial Personnel and Their Relatives Entity Address, Postal Zip Code Hedging instrument, liabilities Derivative contracts designated as hedging instruments, Liabilities Hedging instruments, liability Kanak Renewables Limited [Member] Kanak Renewables Limited Categories of related parties [domain] Trade payables Trade and other payables recognised as of acquisition date Trade and other payables recognised as of acquisition date Major customers [axis] Major customers [axis] Other non-current liabilities Other liabilities Total Cybersecurity Risk Role of Management [Text Block] Advertising expense Advertising and sales promotion Tranche thirty six [Member]. Tranche Thirty Six [Member] Tranche Thirty Six Class B shares. Class B Shares [Member] Class B shares Disclosure of operating segments [line items] Disclosure of operating segments [line items] Contribution for activities related to corporate social responsibility related party transaction. Contribution for Activities Related to Corporate Social Responsibility Related Party Transaction Contribution for activities related to corporate social responsibility Holding company stock option plans. Holding Company Stock Option Plans [Member] Holding Company Stock Option Plans ReNew Green (GJS One) Private Limited. ReNew Green (GJS One) Private Limited [Member] ReNew Green (GJS One) Private Limited Other comprehensive income that will not be reclassified to profit or loss, net of tax Net other comprehensive income / (loss) that will not be reclassified to profit or loss in subsequent periods Interest rates to discount future cash flows, share price and public share warrant price. Interest Rates to Discount Future Cash Flows, Share Price and Public Share Warrant Price [Member] Interest rates to discount future cash flows, share price and public share warrant price Disclosure of detailed information about employee benefits expense [Line Items]. Disclosure of Detailed Information About Employee Benefits Expense [Line Items] Disclosure of fee and commission income (expense) [text block] Late payment surcharge and interest from customers Unsecured Current Maturities of Long Term Interest-Bearing Loans and Borrowings [Member] Unsecured Current Maturities of Long Term Interest-Bearing Loans and Borrowings [Member] Current maturities of long term interest-bearing loans and borrowings On demand [member] Disclosure of fair value measurement hierarchy. Disclosure of fair value measurement hierarchy [abstract] Borrowing by name. Borrowing By Name [Member] Borrowings [Member] Disclosure of detailed information about defined benefit plan liability recognized in statement of financial position [Line Items]. Disclosure of Detailed Information About Defined Benefit Plan Liability Recognized in Statement of Financial Position [Line Items] Later than two years and not later than five years [member] From 2nd to 5th year [Member] Liability for put options with non-controlling interests noncurrent. Liability for Put Options With Non-controlling Interests Noncurrent Liability for put options with non-controlling interests Liability for put options with non-controlling interests, Non-current Entity Address, Address Line One Weighted average number of equity shares in calculating basic EPS. Weighted Average Number of Equity Shares in Calculating Basic EPS Weighted average number of equity shares in calculating basic EPS Weighted average number of equity shares in calculating basic EPS Past service cost, defined benefit plans Past service cost Ostro Dakshin Power Private Limited Member Ostro Dakshin Power Private Limited [Member] Ostro Dakshin Power Private Limited Reserve of cash flow hedges Ending balance Beginning balance Hedge reserve Non-controlling interests [member] Non- controlling interests India, Rupees INR Statutory dues payable current Statutory Dues Payable Current Statutory dues payable Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Other comprehensive income / (loss) for the year Other comprehensive income excluding gain recycled to profit and loss Other comprehensive income excluding gain recycled to profit and loss Renew Solar Power Private Limited Member ReNew Solar Power Private Limited [Member] ReNew Solar Power Private Limited Intangible Asset And Goodwill. Intangible Asset And Goodwill Ending Balance of Intangible assets and goodwill Beginning Balance of Intangible assets and goodwill Solar Project. Solar Project [Axis] Convertible debentures. Convertible Debentures Compulsorily convertible debentures Non current portion of interest-bearing loans and borrowings. Non Current Portion Of Interest Bearing Loans And Borrowings Interest-bearing loans and borrowings - total Disclosure of corporate information. Disclosure Of Corporate Information (Abstract) ReNew Ravi Tejas Private Limited [Member] ReNew Ravi Tejas Private Limited Two thousand eleven stock option plan. Two Thousand Eleven Stock Option Plan [Member] 2011 Stock Option Plan Disclosure Of Bank Balances Other Than Cash And Cash Equivalents Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Table] Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Table] Disclosure of detailed information about related parties. Disclosure Of Detailed Information About Related Parties [Abstract] Disclosure of detailed information about derivative instruments explanatory. Disclosure Of Detailed Information About Derivative Instruments Explanatory [Table Text Block] Summary of Derivative instrument financial liabilities Liabilities from share-based payment transactions noncurrent Liabilities from share-based payment transactions noncurrent. Employee share based payment obligation Mark to market of derivative instruments. Mark To Market Of Derivative Instruments [Member] Mark to market of derivative instruments Non-current financial liabilities at fair value through profit or loss, designated upon initial recognition or subsequently Derivative instruments - hedge instruments Labour Law [Abstract] Labour Law. Ostro Ap Wind Private Limited Member Ostro AP Wind Private Limited [Member] Ostro AP Wind Private Limited ReNew Solar Vidhi Private Limited [Member] ReNew Solar Vidhi Private Limited Later than five years [member] > 5 years [member] More than 5 Years [Member] Two Thousand Twenty One Incentive Plan Granted In May Fifteen Two Thousand Twenty Four [Member] Two thousand twenty one incentive plan granted in may fifteen two thousand twenty four. 2021 Incentive Plan - Grant date: May 15, 2024 Trade payables. Trade Payables [Abstract] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Retained Earnings Losses. Retained Earnings Losses Retained earnings/(losses) PPA PPA [Member] Ppa Member Classes of employee benefits expense [abstract] Net employees benefit expense recognised in employee cost Employee benefit liabilities Trade receivables [Table] Tranche thirty one [Member]. Tranche Thirty One [Member] Tranche Thirty One Performance obligations [axis] Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures [Table] Unobservable inputs [axis] Disclosure of detailed information about borrowings [text block] Summary of Short Term Interest-bearing Loans And Borrowings ReNew Wind Energy (AP Five) Private Limited [Member] ReNew Wind Energy (AP Five) Private Limited Cash and cash equivalents in subsidiary or businesses acquired or disposed Acquisition of subsidiary, net of cash acquired Less: cash and cash equivalents disposed Less: cash and cash equivalents disposed Tranche twenty six [Member]. Tranche Twenty Six [Member] Tranche Twenty Six Changes in net defined benefit liability (asset) [abstract] Changes in the present value of the defined benefit obligation Document Type Receiving interest. Receiving Interest [Member] Receiving interest [member] Assets and Liabilities Of Subsidiary AT the Date Of Disposal . Assets and Liabilities of Subsidiary at the Date of Disposal [Table] Change in fair value. Change in Fair Value Change in fair value Liabilities Recognised As Of Acquisition Date Liabilities recognised as of acquisition date Liabilities Percentage of entity's revenue Percentage of entity revenue Final Non-binding offer for cash consideration price per share. Final Non-binding offer for cash consideration price per share Disclosure of net deferred tax liabilities. Disclosure Of Net Deferred Tax Liabilities [Line Items] Fair value change of mutual fund. Fair Value Change of Mutual Fund Fair value change of mutual fund (including realised gain) Ostro Jaisalmer Private Limited Member Ostro Jaisalmer Private Limited [Member] Ostro Jaisalmer Private Limited Operating expense Expenses Total expenses Expenses Revenue Recognised On Contrat Assets Revenue Recognised On Contract Assets Revenue recognised on contract assets Ostro energy group [Member]. Ostro Energy Group [Member] Ostro Energy Group [member] Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets [Line Items] Customer Relationship Cash Inflow Customer relationship cash inflow. Customer relationship cash inflow Difference in written down value of PPE as per books of account and tax laws. Difference in written down value of PPE as per books of account and tax laws [Member] Difference in written down value of PPE as per books of account and tax laws Individual assets or cash-generating units [axis] Two Thousand Twenty One Incentive Plan Granted In April Ten Two Thousand Twenty Four [Member] Two thousand twenty one incentive plan granted in april ten two thousand twenty four. 2021 Incentive Plan - Grant date: April 10, 2024 Cash flows from (used in) investing activities Net cash used in investing activities (b) Net cash used in investing activities Net cash flows from (used in) investing activities Disclosure of material accounting policy information [text block] Summary of material accounting policies Disclosure of detailed information about hedges [line items] Terms of conversion of convertible debentures. Terms of Conversion of Convertible Debentures Terms Gains (losses) on financial liabilities at fair value through profit or loss Amount transferred to property, plant and equipment Total gains (losses) on financial liabilities at fair value through profit or loss Entity Central Index Key Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income) Interest cost on benefit obligation Interest cost Current financial assets at fair value through profit or loss Current financial assets at fair value through profit or loss Total current financial assets at fair value through profit or loss ReNew Solar Energy (Jharkhand Three) Private Limited [Member] ReNew Solar Energy (Jharkhand Three) Private Limited Wind Power [Member] Wind Power [Member] Wind Power member. Dividends recognised as distributions to owners Dividends recognised as distributions to owners Dividend paid by Subsidiary Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Profit (loss) recognised on exchanging construction services for financial asset Profit Neemuch Solar Power Private Limited. Neemuch Solar Power Private Limited [Member] Neemuch Solar Power Private Limited BOOT Model Boot model. Boot Model [Member] Disclosure of net deferred tax liabilities. Disclosure Of Net Deferred Tax Liabilities [Table] Bottom of range [member] Bottom of range [member] Bottom of Range Tax expense other than income tax expense Rates and taxes Miscellaneous other operating income Other operating income Tranche sixteen [Member]. Tranche Sixteen [Member] Tranche Sixteen Two thousand twenty one incentive plan. Two Thousand Twenty One Incentive Plan [Member] 2021 Incentive Plan 2021 Incentive Award Plan Financial guarantees renewable projects. Financial Guarantees on Renewable Projects. Financial guarantees renewable projects ReNew Wind Energy (TN) Private Limited [Member] ReNew Wind Energy (TN) Private Limited Disclosure of detailed information about reserve of share based payments of equity. Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [Line Items] Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [line Items] Defined benefit plans number of days of salary. Defined Benefit Plan Number of Days of Salary Defined benefit plans number of days of salary Continuing and discontinued operations [axis] Term loan from banks and financial institutions. Term Loan From Banks And Financial Institutions Term loan from banks and financial institutions (secured) Profit (loss) attributable to: Profit (loss) attributable to: Attributable to: Conversion of private to public warrants. Conversion Of Private To Public Warrants Converted to Public warrants Capitalisation rate of borrowing costs eligible for capitalisation Rate used to determine borrowing costs eligible for capitalisation ReNew Solar (Shakti Thirteen) Private Limited. ReNew Solar (Shakti Thirteen) Private Limited [Member] ReNew Solar (Shakti Thirteen) Private Limited Increase (decrease) in equity on change in volume weight average share price. Increase (Decrease) In Equity On Change In Volume Weight Average Share Price Impact on total equity on change in volume weight average share price Disclosure of detailed information about service concession arrangements [line items] Types of interest rates [domain] Disclosure of change in interest rates on financial liabilities explanatory. Disclosure Of Change In Interest Rates On Financial Liabilities Explanatory [Line Items] Geographical areas [axis] Optionally convertible debentures. Optionally Convertible Debentures Optionally convertible debentures Current tax expense (income) Current tax Current tax expense (income), Total Current tax expense reported in the consolidated statement of profit or loss ReNew Wind Energy (Rajasthan) Private Limited [Member] ReNew Wind Energy (Rajasthan) Private Limited Borrowings Borrowings Total borrowings Interest-bearing loans and borrowings Net of transaction cost Restricted stock units. Restricted Stock Units [Member] Restricted Stock Units (RSUs) Operating solar rooftop projects, capacity Operating solar rooftop projects, capacity Power And Fuel Power and fuel. Power & fuel Disclosure of yield curve used to discount cash flows that do not vary based on returns on underlying items [line items] Goodwill [member] Goodwill Associates [domain] Disclosure of joint operations [text block] Summary of Joint Operations and Joint Ventures ReNew Power International Limited [Member] ReNew Power International Limited Credit of buyers and suppliers. Credit Of Buyers And Suppliers Buyer's / supplier's credit (secured) Buyer's / Supplier's credit Revenue recognised on exchanging construction services for financial asset Recognition of contract assets Recognition of construction revenue Estimated revenue growth rate Estimated revenue growth rate. Estimated revenue growth rate Solar Project [Member] Solar Project [Member] Key management personnel compensation Key management personnel compensation, Total Remuneration to relatives Renew Vyoman Energy Private Limited [Member] Renew Vyoman Energy Private Limited Increase (decrease) through cumulative catch-up adjustments to revenue, contract assets Recognition of contract assets Expected allowance for expected credit losses. Expected Allowance for Expected Credit Losses Expected credit loss Less: impairment allowances for expected credit losses Disclosure of information about defined benefit plans [Table]. Disclosure of Information About Defined Benefit Plans [Table] Retained earnings [member] Retained earnings / (losses) Discount Rate Member Discount Rate Member Discount Rate [Member] warrants exercise price per share. Warrants Exercise Price Per Share Warrants exercise price per share Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss Depreciation, amortisation and impairment Total Financial liabilities at amortised cost Financial Liabilities At Amortised Cost Noncurrent [Abstract] Financial liabilities at amortised cost noncurrent. Document Financial Statement Error Correction [Flag] Inventory recognised as of acquisition date Inventories Categories of financial assets [domain] Current portion of senior secured notes. Current Portion of Senior Secured Notes Current portion of Long term interest bearing loans and borrowings, Senior secured notes Increase (decrease) through change in discount rate, other provisions Unwinding of discount on provisions ReNew Wind Energy (MP Four) Private Limited [Member] ReNew Wind Energy (MP Four) Private Limited Minimum subscription shares permitted to subscribe by eligible employees Minimum subscription shares permitted to subscribe by eligible employees. Minimum subscription shares permitted to subscribe by eligible employees Weighted Average Remaining Contractual Life Of Outstanding Share Option. Weighted Average Remaining Contractual Life Of Outstanding Share Option Weighted average remaining contractual life of options outstanding Increase in Inventory of Finished Goods [Abstract] Increase in inventory of finished goods. Types of risks [domain] Number of projects. Number Of Projects Number of projects Disclosure of trade and other payables [text block] Trade payables Disclosure of detailed information about unsecured optionally convertible debentures. Disclosure Of Detailed Information About Unsecured Optionally Convertible Debentures [Abstract] Disclosure of derivative liabilities explanatory. Disclosure Of Derivative Liabilities Explanatory [Text Block] Derivative Instruments Other equity interest Other components of equity Income tax relating to remeasurements of defined benefit plans included in other comprehensive income Income tax effect Disclosure of subsidiaries [abstract] Short term interest bearing loans and borrowings recognised as of acquisition date. Short Term Interest Bearing Loans And Borrowings Recognised As Of Acquisition Date Interest-bearing loans and borrowings-Principal portion Disclosure of reconciliation of issued capital. Disclosure Of Reconciliation Of Issued Capital [Line Items] Disclosure Of Reconciliation Of Issued Capital [line Items] ReNew Green (TN Four) Private Limited. ReNew Green (TN Four) Private Limited [Member] ReNew Green (TN Four) Private Limited ReNew Narwana Power Private Limited. ReNew Narwana Power Private Limited [Member] ReNew Narwana Power Private Limited Current Fiscal Year End Date Disclosure of detailed information about reserve of exchange differences on translation of equity. Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity [Line Items] Total equity India Clean Energy Holdings. India Clean Energy Holdings [Member] India Clean Energy Holdings Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners Total current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners Estimated Cash Flows Estimated cash flows. Estimated cash flows Group cash generating unit [Axis]. Group Cash Generating Unit [Axis] Group Cash Generating Unit [axis] Summary of material accounting policies. Summary Of Material Accounting Policies [Table] Disclosure of detailed information about finance cost and fair value change in derivative instruments. Disclosure Of Detailed Information About Finance Cost And Fair Value Change in Derivative Instruments [Abstract] Finance costs and fair value change in derivative instruments Right of use assets decrease due to disposal and adjustments. Right Of Use Assets Decrease Due To Disposal And Adjustments Disposals and adjustments during the year Disposals and adjustments during the year Type of Grant. Type of Grant [Domain] Rental income Borrowings, interest rate basis Borrowings, interest rate basis ReNew Hans Urja Private Limited. ReNew Hans Urja Private Limited [Member] ReNew Hans Urja Private Limited Percentage of increase in future operating and maintenance expenses. Percentage Of Increase In Future Operating And Maintenance Expenses Percentage of increase in future operating and maintenance expenses Disclosure of subsidiaries [text block] Summary of Subsidiaries Disposals and Adjustments Intangible Assets Other Than Goodwill Disposals and Adjustments Intangible Assets Other Than Goodwill Disposals and adjustments during the year Disposals and adjustments during the year Disclosure of contingent liabilities [abstract] Disclosure of contingent liabilities [abstract] Replacement Date Of Share Based Payment Arrangement Replacement Date Of Share Based Payment Arrangement Replacement date Deferred revenue classified as noncurrent. Deferred Revenue Classified As Noncurrent Deferred revenue Disclosure of maturity profile of financial liabilities. Disclosure Of Maturity Profile Of Financial Liabilities [Abstract] Litigation Case [Domain] Non-current portion of noncurrent debentures issued. Non-current Portion Of Noncurrent Debentures Issued Non-current debentures Ostro Rann Wind Private Limited [Member] Ostro Rann Wind Private Limited Entity Address, State or Province Other non-current financial liabilities Other financial liabilities Total Others non-current financial liabilities Increase decrease through remeasurement loss on defined benefit plans net of tax. Increase Decrease Through Remeasurement Loss On Defined Benefit Plans Net Of Tax Re-measurement loss on defined benefit plans (net of tax) Climate Connect Digital Limited. Climate Connect Digital Limited [Member] Climate Connect Digital Limited Climate Connect Digital Limited (refer Note 36) Property, plant and equipment [member] Property, plant and equipment [member] Property, Plant and Equipment Number of completed projects. Number Of Completed Projects Number of completed projects Property, plant and equipment subject to operating leases [member] Cash flows from (used in) investing activities, discontinued operations Cash contributed from (used in) investing activities by disposed group Fair Value Of Share Options Acquisition Fair value of share options acquisition. Fair value acquisition (Absolute) Tax losses offsetting period. Tax Losses Offsetting Period Tax losses, Offsetting period Current liabilities Total current liabilities Current liabilities ReNew Surya Aayan Private Limited [Member] ReNew Surya Aayan Private Limited Renew Surya Aayan Private Limited Member Warrants [member] Warrants Contribution to investment funds. Contribution To Investment Funds Investment in energy funds Options Granted to Non Executive Directors Options granted to non executive directors. Stock options granted to non executive directors Tranche twenty [Member]. Tranche Twenty [Member] Tranche Twenty Share warrants. Share Warrants [Member] Warrant Tranche three. Tranche Three [Member] Tranche Three Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures [Abstract] Additional provisions, other provisions Arised during the year Total additional provisions, other provisions Computer Servers Computer Servers [Member] Computer Servers Derecognition of contract asset for BOOM projects transferred to trade receivable. Derecognition of Contract Asset for BOOM Projects Transferred to Trade Receivable Derecognition of contract asset for BOOM projects transferred to trade receivable Useful life measured as period of time, intangible assets other than goodwill Useful life measured as period of time, intangible assets other than goodwill Amounts Recognised As Of Acquisition Date Non-current Liabilities Assumed [abstract] Amounts recognised as of acquisition date non-current liabilities assumed. Non-current liabilities Reclassification Adjustments On Cash Flow Hedges On Unwinding Of Derivative Contract Reclassification Adjustments On Cash Flow Hedges On Unwinding Of Derivative Contract (Gain)/loss reclassified to profit or loss on unwinding of derivative contract Ending balance Beginning balance Other provisions Total other provisions Non-adjusting events after reporting period [axis] Current portion of noncurrent debentures issued. Current Portion Of Noncurrent Debentures Issued Current debentures Disclosure of information about maturity profile of defined benefit obligation [text block] Summary of maturity analysis of defined benefit payments ReNew Solar Energy (Jharkhand One) Private Limited [Member] ReNew Solar Energy (Jharkhand One) Private Limited Two thousand fourteen stock option plan. Two Thousand Fourteen Stock Option Plan [Member] 2014 Stock Option Plan ReNew Sunlight Energy Private Limited [Member] ReNew Sunlight Energy Private Limited Expected credit loss. Expected Credit Loss [Member] Expected credit loss Adjustments for interest income Interest income Loans to related parties. Loans To Related Parties [Member] Loans to related parties Disclosure of joint ventures [text block] Investment in jointly controlled entities and associates Disclosure of detailed information about related parties explanatory. Disclosure Of Detailed Information About Related Parties Explanatory [Text Block] Summary of Detailed Information About Related Party Relationship Warranty provision [member] Provision for Warranty [Member] Tranche seventeen [Member]. Tranche Seventeen [Member] Tranche Seventeen Capital management. Capital Management [Abstract] Transmission line projects. Transmission Line Projects [Member] Disclosure of trade and other receivables [text block] Trade receivables Disclosure Of basis of preparation. Disclosure Of Basis Of Preparation [Abstract] Increase (decrease) in liabilities arising from financing activities Cash flows (net) Total increase (decrease) in liabilities arising from financing activities Property plant and equipment solar power projects. Property Plant and Equipment Solar Power Projects [Member] Plant and equipment (solar power projects) Two thousand Twenty One Incentive Plan Granted in September fifteen Two thousand twenty two. Two thousand Twenty One Incentive Plan Granted in September fifteen Two thousand twenty two [Member] 2021 Incentive Plan - Grant date: September 15, 2022 Disclosure of other financial assets explanatory. Disclosure Of Other Financial Assets Explanatory Other financial assets Amounts Recognised As Of Acquisition Date Asset Assumed [Abstract] Amounts Recognised As Of Acquisition Date Asset Assumed. Assets Current tax assets, non-current Non-current tax assets (net) Tax assets Other comprehensive income, net of tax, exchange differences on translation of foreign operations Other comprehensive income, net of tax, exchange differences on translation Disclosure of joint ventures [abstract] Classes of financial liabilities [domain] Compound financial instruments [member] Compound Financial Instruments [Member] Compound financial instruments Compound financial instruments ReNew Wind Energy (Jath) Limited ReNew Wind Energy (Jath) Limited [Member] ReNew Wind Energy (Jath) Limited Carbon credit rights. Carbon Credit Rights [Member] Carbon credit rights Two thousand Twenty One Incentive Plan Granted in March fifteen Two thousand twenty three. Two thousand Twenty One Incentive Plan Granted in March fifteen Two thousand twenty three [Member] 2021 Incentive Plan - Grant date: March 15, 2023 Emission reduction certificates. Emission Reduction Certificates Emission reduction certificates Investment in associates accounted using equity method (refer Note 51(b)) Investments in associates accounted for using equity method Property Plant And Equipment Solar Rooftop Projects Property Plant And Equipment Solar Rooftop Projects [Member] Plant and equipment (solar rooftop projects) Unused tax credit minimum alternate tax. Unused Tax Credit Minimum Alternate Tax [Member] Unused tax credit (Minimum alternate tax) Classes of contingent liabilities [domain] Manufacturing Of Power Equipments [Member] Manufacturing Of Power Equipments Member. Manufacturing of Power Equipment's [Member] Share based payment. Share Based Payment [Abstract] Adjustments for decrease (increase) in other assets Increase in other assets Bank balances classified as cash equivalents. Bank balances classified as cash equivalents - On current accounts Retention bonus given related party transactions. Retention Bonus Given Related Party Transactions Retention bonus given ReNew Dinkar Jyoti Private Limited. ReNew Dinkar Jyoti Private Limited [Member] ReNew Dinkar Jyoti Private Limited Short-term borrowings [member] Short term interest-bearing loans and borrowings Description of accounting policy for impairment of non-financial assets [text block] Impairment of non-financial assets Two Thousand Twenty Five Employee Stock Option Plan Granted In February Fifteen Two Thousand Twenty Six [Member] Two thousand twenty five employee stock option plan granted in February fifteen two thousand twenty six. 2025 Employee Stock Option Plan - Grant date: 15.02.2026 Disclosure of financial risk management [text block] Financial risk management objectives and policies Capital Work In Progress Capital work in progress. Capital work in progress Non-current advances recoverable. Non Current Advances Recoverable Advances recoverable Actuarial assumptions [domain] Disclosure of detailed information about investment property [text block] Summary of Investments Global Incentive Plan Two Thousand Twenty Four [Member] Global incentive plan two thousand twenty four. Global Incentive Plan 2024 Impairment of capital work in progress. Impairment Of Capital Work In Progress Impairment of capital work in progress Ostro Urja Wind Private Limited [Member] Ostro Urja Wind Private Limited Cash-generating units [domain] Two solar rooftop projects. Two solar rooftop projects [Member] Two Solar Rooftop Projects COS [Member] COS ReNew Dinkar Urja Private Limited. ReNew Dinkar Urja Private Limited [Member] ReNew Dinkar Urja Private Limited Disclosure of detailed information about financial instruments [text block] Summary of carrying amounts and fair value of the financial instruments Cash and cash equivalents. Cash and Cash Equivalent [Member] Cash and cash equivalents Reconciliation of changes in other provisions [abstract] Disclosure of fair value measurement of assets [text block] Summary of fair value hierarchy, Valuation techniques and inputs Market Discounted Rate [Member] Market Discounted Rate. Market discounted rate Classes of liabilities [axis] Increase decrease in profit through interest rate movements before tax. Increase Decrease In Profit Through Interest Rate Movements Before Tax Effect on profit/(loss) before tax Corneight Parks Private Limited. Corneight Parks Private Limited [Member] Corneight Parks Private Limited Property plant and equipment solar Property Plant And Equipment Solar [Member] Property plant and equipment solar 2021 Incentive Plan - Grant date: October 27, 2023 Two Thousand and Twenty One Incentive Plan Granted in October Twenty Seven Two Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in october twenty seven two thousand twenty three. Interest paid, classified as financing activities Interest paid (including settlement gain / loss on derivative instruments) Interest paid Disclosure of detailed information about other income explanatory. Disclosure Of Detailed Information About Other Income Explanatory [Text Block] Summary of other income Disclosure of operating segments [text block] Summary of reportable operating segments Employee Stock Purchase Plan [Member] Employee stock purchase plan. ESPP Disclosure of Detailed Information About Acquisition of Additional Noncontrolling Interests. Disclosure of Detailed Information About Acquisition of Additional Noncontrolling Interests [Abstract] Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] The amount of expense from share-based payment transactions with employees. Expense From Share based Payment Of Transactions With Employees Total expense arising from share-based payment transactions Total expense arising from share-based payment transactions Remaining useful lives of finite lived intangible assets other than goodwill. Remaining Useful Lives Of Finite Lived Intangible Assets Other Than Goodwill Remaining useful lives of finite lived intangible assets other than goodwill Financial asset at fair value through profit or loss category. Financial Asset At Fair Value Through Profit Or Loss Category [Member] Financial assets at fair value through profit or loss Power. Power [Member] Sale of Power [Member] Depreciation on property plant and equipment capitalized during the year. Depreciation On Property Plant And Equipment Capitalized During The Year Depreciation capitalised during the year Increase (decrease) in net defined benefit liability (asset) resulting from past service cost Past service cost Non contract liabilities. Non Contract Liabilities [Abstract] Non-current Property Plant And Equipment Wind [Member] Property plant and equipment wind. Property plant and equipment wind Description of accounting policy for share-based payment transactions [text block] Share based payments Acceptances discount rates. Acceptances Discount rates Decrease through loss of control of subsidiary, other provisions Disposal of subsidiaries ReNew Power Services Private Limited [Member] ReNew Power Services Private Limited Deferred tax liabilities (net) Net deferred tax liabilities Deferred tax liabilities (net) Increase (decrease) through transfers and other changes, other provisions Adjustment during the year Share Based Payment Arrangement Performance Linked Vesting Tranche Four [Member] Share Based Payment Arrangement Performance Linked Vesting Tranche Four [Member] Performance Linked Vesting 48 months ReNew Wind Energy Delhi Private Limited [Member] ReNew Wind Energy Delhi Private Limited Transaction cost. Transaction Cost Transaction costs, discount on issue and premium on redemption Range [axis] Range [axis] Weighted average duration of defined benefit obligation Weighted average duration of defined benefit obligation Amounts payable, related party transactions Trade payables Disclosure of results of disposal included in statement of profit or loss [Line Items]. Disclosure of Results of Disposal Included in Statement of Profit or Loss [Line Items] Disclosure of derivative instruments. Disclosure Of Derivative Instruments [Abstract] Lessee operating leases term of contract. Lessee Operating Leases Term Of Contract Lessee operating lease, term of contract Disclosure Of Net Deferred Tax Assets [Abstract] Disclosure Of Net Deferred Tax Assets [Abstract] Later than one year [member] Later than one year Current payables on social security and taxes other than income tax Provident fund payable Disclosure of operating segments [abstract] Number of share options exercised in share-based payment arrangement Number of options exercised during the year Exercised/ lapsed during the year Exercised during the year Exercised/ lapsed during the year Disposal group, cash held by subsidiary. Disposal group, cash held by subsidiary Total Cash flows from (used in) investing activities [abstract] Cash flows from investing activities Forward Foreign Currency Exchange Rates, Interest Rates To Discount Future Cash Flows [Member] Forward foreign currency exchange rates, interest rates to discount future cash flows Tax listing and related expenses. Tax Listing And Related Expenses Listing and related expenses Description of valuation techniques used in fair value measurement, liabilities Valuation technique Segments [axis] Renew Surya Roshani Private Limited. Renew Surya Roshani Private Limited [Member] Renew Surya Roshani Private Limited Finance costs and fair value change in derivative instruments. Finance costs and fair value change in derivative instruments Finance costs and fair value change in derivative instruments Total Service concession arrangements [domain] GH4 India Private Limited [Member] GH4 India Private Limited [Member] GH4 India Private Limited Estimated Revenue Discount Rate Five Years And Thereafter Estimated revenue discount rate five years and thereafter. Estimated revenue discount rate five years and thereafter Renew green MHS three private limited. ReNew Green MHS Three Private Limited [Member] ReNew Green (MHS Three) Private Limited Weighted average exercise price of share options exercisable in share-based payment arrangement Weighted average exercise price of exercisable options during the year ReNew Solar (Shakti Five) Private Limited. ReNew Solar (Shakti Five) Private Limited [Member] ReNew Solar (Shakti Five) Private Limited Adjustments for impairment losses (reversal of impairment losses) recognised in profit or loss, financial assets Reversal of impairment allowances of financial asset Reversal of impairment allowances of financial asset Amounts Recognised As Of Acquisition Date Current Liabilities Assumed [abstract] Amounts recognised as of acquisition date current liabilities assumed. Current liabilities Class A shares. Class A Shares [Member] Class A shares Disclosure of detailed information about capital reserve of equity explanatory. Disclosure Of Detailed Information About Capital Reserve Of Equity Explanatory [Text Block] Summary of Capital Reserve Disclosure of commitments and contingent liabilities [text block] Commitments, liabilities and contingencies Interest-bearing loans and borrowings - long term [Member] Interest-bearing loans and borrowings - long term [Member] Interest-bearing loans and borrowings - long term Disclosure of Share warrants. Disclosure of Share warrants [Abstract] Derivative instruments Derivative liabilities. Derivative Liabilities [Member] Derivative instruments - hedge instruments Financial liabilities, at fair value Financial liabilities at fair value Fair value PrathameshSolarfarms [Member]. ReNew Vayu Urja KCT [member] Prathamesh Solarfarms [member] Number of debentures. Number Of Debentures Number of debentures Disclosure of detailed information about other expenses. Disclosure Of Detailed Information About Other Expenses [Abstract] Disclosure Of Detailed Information About Other Expenses [Abstract] Two thousand eighteen stock option plan. Two Thousand Eighteen Stock Option Plan [Member] 2018 Stock Option Plan Financial Liabilities Designated As A Hedge Instrument At Fair Value Noncurrent [Abstract] Financial liabilities designated as a hedge instrument at fair value noncurrent. Financial liabilities designated as a hedge instrument at fair value Net gain (loss) on disposal of assets. Net Gain Loss On Disposal Of Assets Gain (loss) on disposal of assets Gain (loss) on sale Tarun Kiran Bhoomi Private Limited [Member] Tarun Kiran Bhoomi Private Limited Share repurchase program, authorized amount. Share Repurchase Program, Authorized Amount Share repurchase program authorized amount Classes of financial liabilities [axis] Items of contingent liabilities [axis] Joint venture agreement at conversion ratio. Joint venture agreement at conversion ratio Disclosure Of Bank Balances Other Than Cash And Cash Equivalents Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Line Items] Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Line Items] Earning per share Earnings per share [abstract] Schedule of Purchase Consideration of Cash Flows [Table Text Block] Schedule of Purchase Consideration of Cash Flows. Schedule of Purchase Consideration of Cash Flows Assets and Liabilities Of Subsidiary AT the Date Of Disposal . Assets and Liabilities of Subsidiary at the Date of Disposal [Line Items] Tranche Thirty Two Tranche thirty two [Member]. Tranche Thirty Two [Member] Disclosure of effective tax expense income reconciliation and components of income tax expenses income. Disclosure Of Effective Tax Expense Income Reconciliation And Components Of Income Tax Expenses Income [Abstract] Disclosure of Detailed Information About Acquisition of Additional Noncontrolling Interests. Disclosure of Detailed Information About Acquisition of Additional Noncontrolling Interests [Table Text Block] Summary Of Acquisition Of Additional Noncontrolling Interests Equity attributable to owners of parent [member] Total Tranche thirteen [Member]. Tranche Thirteen [Member] Tranche Thirteen Disclosure of reconciliation of issued capital explanatory. Disclosure Of Reconciliation Of Issued Capital Explanatory [Text Block] Summary of Issued Share Capital Later Than One Year And Not Later Than One Point Five Years [Member] 12 - 18 months [Member] Basis of Presentation [Abstract] Basis Of Presentation [Abstract] Unobservable inputs [domain] Tranche eleven [Member]. Tranche Eleven [Member] Tranche Eleven Renew Naveen Urja Private Limited. Renew Naveen Urja Private Limited [Member] Renew Naveen Urja Private Limited Disclosure of property, plant and equipment [text block] Property, plant and equipment Disallowance of share-based payment expenses, interest expense and other Disallowance of share-based payment expenses, interest expense and other Disallowances of share-based payment expenses, interest expense and other ReNew Green (MHK Two) Private Limited. ReNew Green (MHK Two) Private Limited [Member] ReNew Green (MHK Two) Private Limited Schedule of portfolio companies transferred under arrangement Explanatory Schedule of portfolio companies transferred under arrangement Explanatory Schedule of portfolio companies transferred under arrangement ReNew power synergy private limited. ReNew Power Synergy Private Limited [Member] ReNew Power Synergy Private Limited Comprehensive income, attributable to owners of parent Equity holders of the parent Total comprehensive income, attributable to owners of parent Additions other than through business combinations, intangible assets other than goodwill Additions during the year Disclosure of warrant obligations. Disclosure Of Warrant Obligations Explanatory Schedule of Warrant Obligations Disclosure of disaggregation of revenue from contracts with customers [text block] Summary of Revenue from contracts with customers Current provision for compensated absences Current Provision for Compensated Absences Provision for compensated absences Renew Surya Kiran Private Limited [Member] ReNew Surya Kiran Private Limited Solar rooftop project capacity. Solar Rooftop Project Capacity Solar rooftop project capacity Other comprehensive income, before tax, cash flow hedges Total net (loss) / gain on cash flow hedges Disclosure of detailed information about capital reserve of equity. Disclosure Of Detailed Information About Capital Reserve Of Equity [Abstract] Disclosure Of Detailed Information About Capital Reserve Of Equity [abstract] Current contract liabilities Contract liabilities Total Disclosure Of Late Payment Surcharge From Customers [Line Items] Disclosure Of Late Payment Surcharge From Customers [Line Items] Current Deferred government grant Deferred government grant - current Disclosure of detailed information about unsecured optionally convertible debentures. Disclosure Of Detailed Information About Unsecured Optionally Convertible Debentures [Line items] Disclosure of reconciliation of issued capital. Disclosure Of Reconciliation Of Issued Capital [Abstract] Disclosure Of Reconciliation Of Issued Capital [abstract] Current derivative financial assets Derivative instruments - hedge instruments current Total Derivative contracts designated as hedging instruments - Current Assets Investment property Investment property at beginning of period Investment property at end of period Total investment property Investments Aalok solar farms limited. Aalok Solar Farms Limited [Member] Aalok Solarfarms Limited Aalok Solarfarms Limited Exercise price, share options granted Share price Exercise price (Absolute) Disclosure of basis of consolidation [text block] Basis of consolidation Disclosure of information about maturity profile of defined benefit obligation. Disclosure of Information About Maturity Profile of Defined Benefit Obligation [Abstract] Disclosure of detailed information about property, plant and equipment [text block] Summary of Property, plant and equipment Deferred shares. Deferred Shares [Member] Deferred shares Auditor Firm ID Disclosure of detailed information about reserve of share based payments of equity. Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [Abstract] Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity [abstract] Ostro Alpha Wind Private Limited [Member] Ostro Alpha Wind Private Limited Non current portion of compulsorily convertible preference shares. Noncurrent Portion of Compulsorily Convertible Preference Shares Senior secured notes (secured) Tranche thirty five [Member]. Tranche Thirty Five [Member] Tranche Thirty Five Summary Of fair value measurement hierarchy of the assets and liabilities. Summary Of Fair Value Measurement Hierarchy Of The Assets And Liabilities [Text Block] Summary Of fair value measurement hierarchy of the financial assets and liabilities Bank Balances Other Than Cash and Cash Equivalents [Member] Bank balances other than cash and cash equivalents Impairment of Financial and Other Assets Impairment of financial and other assets. Impairment allowances for financial and other assets Key management personnel of entity or parent and their relatives. Key Management Personnel Of Entity Or Parent And Their Relatives [Member] Key Managerial Personnel (KMP) and their relatives ReNew Wind Energy (Shivpur) Private Limited [Member] ReNew Wind Energy (Shivpur) Private Limited ReNew Green (MPR Two) Private Limited. ReNew Green (MPR Two) Private Limited [Member] ReNew Green (MPR Two) Private Limited Products and services [axis] Transmission Services Agreements. Transmission Services Agreements [Member] Transmission Services Agreements (TSA) Disclosure of reconciliation of liabilities arising from financing activities [abstract] Disclosure of detailed information about transactions and balances with other related parties. Disclosure Of Detailed Information About Transactions And Balances With Other Related Parties [Table Text Block] Disclosure of Detailed Information About Transactions and Balances With Other Related Parties Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets [Table] Wages and salaries Salaries, wages and bonus Disclosure of detailed information about reserve of exchange differences on translation of equity. Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity [Abstract] Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity [abstract] Type of Grant. Type of Grant [Axis] Disclosure of detailed information about principal assumptions used in defined benefit plan [Table]. Disclosure of Detailed Information About Principal Assumptions Used in Defined Benefit Plan [Table] Increase in net defined benefit liability (asset) resulting from current service cost Current service cost Categories of non-current financial liabilities [abstract] ReNew Solar (Shakti Ten) Private Limited. ReNew Solar (Shakti Ten) Private Limited [Member] ReNew Solar (Shakti Ten) Private Limited Individual assets or cash-generating units [domain] ReNew Wind Energy (Vaspet Five) Private Limited [Member] ReNew Wind Energy (Vaspet 5) Private Limited Time Linked Vesting 48 months Share Based Payment Arrangement Time Linked Vesting Tranche Four [Member] Share based payment arrangement time linked vesting tranche four. Description of accounting policy for non-current assets or disposal groups classified as held for sale [text block] Non-current assets (and disposal groups) classified as held for sale Disclosure of credit risk. Disclosure Of Credit Risk [Line Items] Employee state insurance payable current. Employee State Insurance Payable Current ESI payable Income tax relating to cash flow hedges included in other comprehensive income Income tax relating on cash flow hedges and cost of hedge reserve Income tax effect Revenue from contracts with customers Revenue Revenue from contracts with customers Non-current investments. Non-current investments Investments Other current non-financial liabilities Other non-financial liabilities Other current non-financial liabilities Term Loan From Bank Secured Term Loan From Bank Secured [Member] Term Loan From Banks Secured The disclosure of lease liabilities. Disclosure Of Lease Liabilities Explanatory Lease liabilities Equity and liabilities Total equity and liabilities Gain (loss) on cost of hedge reserve. Gain Loss on Cost of Hedge Reserve Net loss on cost of hedge reserve Sale Of Solar Modules And Related Products [Member] Sale of solar modules and related products. Sale of Solar Modules and Related Products [Member] Disclosure of reconciliation of changes in intangible assets and goodwill [table] Change in fair value of warrants income. Change in Fair Value of Warrants Income Change in fair value of warrants Gain (loss) on account of modification of contractual cash flows. Gain (Loss) on Account of Modification of Contractual Cash Flows Loss on account of modification of contractual cash flows Percentage of shares of subsidiary permitted to subscribe by eligible employees Percentage of shares of subsidiary permitted to subscribe by eligible employees. Percentage of shares of subsidiary permitted to subscribe by eligible employees Additions to right-of-use assets Additions during the year Sungold Energy Private Limited [Member] Sungold Energy Private Limited Trade receivables. Trade Receivables [Abstract] ReNew Green (MHK One) Private Limited. ReNew Green (MHK One) Private Limited [Member] ReNew Green (MHK One) Private Limited Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Number of share options vested in share based payment arrangement. Number Of Share Options Vested In Sharebased Payment Arrangement Number of share options vested in share based payment arrangement Operating Lease Income Included In Revenue From Contracts With Customers Operating Lease Income Included In Revenue From Contracts With Customers Operating lease income included in revenue from contracts with customers Renew Vyoman Power Private Limited [Member] Renew Vyoman Power Private Limited Class D ordinary shares. Class D Ordinary Shares [Member] Class D Share Description of accounting policy for recognition of revenue [text block] Revenue recognition Types of risks [axis] 3E NV [Member] 3E NV. Liabilities included in disposal groups classified as held for sale Liabilities directly associated with the assets held for sale Option premium amortisation. Option Premium Amortisation Option premium amortisation Late Payment Surcharge and Interest from Customers Late payment surcharge and interest from customers. Late payment surcharge and interest from customers Late payment surcharge and interest from customers (refer Note 34(i)) Performance obligations [domain] Other non-current non-financial assets Other non-financial assets Total Purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets Purchase of property, plant and equipment, intangible assets and right of use assets Vesting period for stock options under share based payment arrangement options. Vesting Period For Stock Options Under Share Based Payment Arrangement Options Vesting Period For Stock Options Under Share Based Payment Arrangement Options Consortium. Consortium [Member] Consortium Finance income Finance income and fair value change in derivative instruments Total Document Information [Line Items] ReNew Treasury IFSC Private Limited [Member] ReNew Treasury IFSC Private Limited. ReNew Treasury IFSC Private Limited Adjustments for share-based payments Share based payments Business combination. Business Combination [Abstract] Disclosure of information goodwill impairment test the estimated value of each group after adjusting the carrying values of property, plant and equipment's and intangible assets was more than carrying value of goodwill. Disclosure Of Information Goodwill Impairment Test The Estimated Value Of Each Group After Adjusting The Carrying Values Of Property, Plant And Equipment's And Intangible Assets Was More Than Carrying Value Of Goodwill Schedule of information goodwill impairment test the estimated value of each Group after adjusting the carrying values of property, plant and equipment's and intangible assets was more than carrying value of goodwill Summary of goodwill impairment test and estimated value in use after adjusting the carrying values of assets and was more than carrying value of goodwill Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates Disposal of subsidiaries Cost On Cash Flow Hedges [Member] Cost Of Hedge Reserve On Cash Flow Hedges Profit loss attributable to per equity instrument. Profit Loss Attributable To Per Equity Instrument Add: Loss attributable to one class share Less: Loss attributable to one class share Renew green MHP three private limited. Renew Green Mhp Three Private Limited [Member] ReNew Green (MHP Three) Private Limited Customer Relationship Member Customer Relationship Member Customer relationship Unconsolidated structured entities [axis] Income from reimbursements under insurance policies Insurance claim Disclosure of detailed information about other income line item. Disclosure Of Detailed Information About Other Income Line Item [Line Items] Disclosure Of Detailed Information About Other Income Line Item [Line Items] Disclosure of quantitative information about right-of-use assets [abstract] Current raw materials and current production supplies Consumables and spares Total current raw materials and current production supplies Decrease (increase) in net defined benefit liability (asset) resulting from payments from plan Benefits paid Disclosure of information for cash-generating units [table] Revenue recognised on construction, operating and maintenance. Revenue Recognised On Construction, Operating And Maintenance Construction, operating and maintenance revenues Unconsolidated structured entities [domain] Liability for Put Options Liability for put options. Liability for put options Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Unwinding of Financial Assets Unwinding of Financial Assets Unwinding of financial assets (refer Note 34(i)) Temporary difference, unused tax losses and unused tax credits [domain] VG DTL Transmissions Projects Private Limited [Member] VG DTL Transmissions Projects Private Limited Profit (loss) from discontinued operations Loss for the year Loss for the year (Loss)/ profit after tax Disclosure of detailed information about debentures redemption reserve of equity. Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity [Table] Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity [table] Profit (loss) of acquiree since acquisition date Loss before tax Capitalised intangible assets and goodwill. Capitalised Intangible Assets And Goodwill Capitalised during the year Capitalised during the year Disclosure Of Borrowings [Abstract] Disclosure Of Borrowings [Abstract] Income from sale of emission reduction certificates. Income From Sale Of Emission Reduction Certificates Income from sale of emission reduction certificates Held-to-maturity investments, category [member] Bank deposits with remaining maturity for more than twelve months Unwinding of Contract Assets. Unwinding of Contract Assets Unwinding of contract assets (refer Note 53) Joint ventures [domain] ReNew Wind Energy (MP Three) Private Limited [Member] ReNew Wind Energy (MP Three) Private Limited Increase decrease through acquisition of non-controlling interest, deferred tax liability (asset). Increase Decrease Through Acquisition Of Non-Controlling Interest, Deferred Tax Liability (Asset) Acquisition of Non-controlling interest Profit (loss) attributable to equity holders of parent Profit (loss) attributable to equity holders of parent Equity holders of the parent Number of completion years of service. Defined Benefit Plan Minimum Number of Completion Years of Service Defined benefit plans minimum number of completion years of service ReNew Solar Energy (Jharkhand Five) Private Limited [Member] ReNew Solar Energy (Jharkhand Five) Private Limited Performance linked vesting. Performance Linked Vesting [Member] Performance Linked Vesting Description of accounting policy for earnings per share [text block] Earnings per equity share (EPS) Document Registration Statement Senior Secured Notes [Member] Senior Secured Notes Secured Reserve of share-based payments [member] Share based payment reserve Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans Total other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans Re-measurement gain/(loss) of defined benefit plans Disclosure of employee benefits [text block] Employee benefits expense Goodwill Goodwill at end of period Goodwill at beginning of period Disclosure of contract liabilities explanatory. Disclosure of Contract Liabilities Explanatory [Text Block] Contract liabilities Shares permitted to subscribe by eligible employees, subscription price per share Shares permitted to subscribe by eligible employees, subscription price per share Shares permitted to subscribe by eligible employees, subscription price per share Advances recoverable. Advances Recoverable [Member] Advances recoverable Weighted average number of equity shares in calculating diluted eps. Weighted Average Number of Equity Shares in Calculating Diluted EPS Weighted average number of equity shares in calculating diluted EPS Weighted average number of equity shares in calculating diluted EPS Capital transaction involving issue of shares. Capital Transaction Involving Issue of Shares Capital transaction involving issue of shares Types of hedges [domain] Excess provisions written back. Excess Provisions Written Back Excess provisions written back Sitting Fee and Commission to Non-Executive Directors Sitting fee and commission to non-executive directors. Sitting fee and commission to non-executive directors Renew Foundation Member ReNew Foundation [Member] ReNew Foundation Secured Overnight Financing Rates [Member] Secured overnight financing rates. SOFR Non-current provisions [abstract] Financial liabilities Non-current Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets Disclosure Of Depreciation Amortization Of Tangible And Intangible Assets [Table Text Block] Summary of Depreciation and Amortisation are Calculated on a straight-line basis over the estimated useful lives of the Assets Current lease liabilities Lease liabilities Current Warrants exercisable period. Warrants Exercisable Period Warrants exercisable period Increase decrease in interest rates basis points on financial liabilities. Increase Decrease In Interest Rates Basis Points On Financial Liabilities Increase / decrease in basis points Description of accounting policy for leases [text block] Leases ReNew Pawan Urja Private Limited [Member] ReNew Pawan Urja Private Limited Percentage of remaining stock options will vest under share based payment arrangement options. Percentage Of Remaining Stock Options Will Vest Under Share Based Payment Arrangement Options Percentage Of Remaining Stock Options Will Vest Under Share Based Payment Arrangement Options Non-current contract liabilities Contract liabilities Total Deferred revenue Classes of share capital [domain] Development rights [Member]. Development Rights [Member] Development rights Market value of warrants. Market Value of Warrants [Member] Market value of warrants Share Based Payment Arrangement, Tranche Three. Share Based Payment Arrangement, Tranche Three [Member] 3rd Anniversary and 36 months Disclosure of other financial liabilities explanatory. Disclosure Of Other Financial Liabilities Explanatory Other financial liabilities Investment mutual funds. Investment Mutual Funds [Member] Investment mutual funds ReNew Wind Energy (Karnataka) Private Limited [Member] ReNew Wind Energy (Karnataka) Private Limited Business Contact [Member] Business Contact Disclosure of initial application of standards or interpretations [text block] New standards, interpretations and amendments Defined benefit plans [domain] ReNew Green (MHS One) Private Limited. ReNew Green (MHS One) Private Limited [Member] ReNew Green (MHS One) Private Limited Disclosure of detailed information about retained earnings of equity. Disclosure Of Detailed Information About Retained Earnings Of Equity [Table] Disclosure Of Detailed Information About Retained Earnings Of Equity [table] Contingent liability for guarantees [member] Financial gurantees given for renewable projects Grant One. Grant One [Member] Grant One Purchase of capital goods. Purchase of capital goods Two Thousand Twenty One Incentive Award and Two Thousand Twenty Five Employee Stock Option Plan [Member] Two thousand twenty one incentive award and two thousand twenty five employee stock option plan. 2021 Incentive Award and 2025 ESOP Plan Disclosure of share-based payment arrangements [text block] Share based payment 3E Renewable Energy Software and Services Iberica S.L.U. Three E Renewable Energy Software and Services Iberica S.L.U. [Member] Three E Renewable Energy Software and Services Iberica S.L.U. Disclosure of provisions [text block] Provisions Capital reserve [member] Capital reserve Entity Address, Address Line Two Recognition of non-controlling interests amount. Recognition of Non-Controlling Interests Amount Recognition of non-controlling interests Disclosure of defined benefit plans [line items] Disclosure of defined benefit plans [line items] Disclosure of detailed information about intangible assets [line items] Put option exercised related party transaction. Put Option Exercised Related Party Transaction Put options exercised during the year (refer Note 20) Put option exercised value Put options exercised during the year (refer Note 42) Projected Terminal Growth Rate Projected terminal growth rate. Projected terminal growth rate Group Used Board Approved Budgets for Next Years Group used board approved budgets for next years. Group used board approved budgets Renew Samir Urja Private Limited. Renew Samir Urja Private Limited [Member] Renew Samir Urja Private Limited Disclosure of detailed information about financial instruments [table] Disclosure of terms and conditions of share-based payment arrangement [abstract] Share based expenses (refer Note 39) Expense from share-based payment transactions with employees Ostro Mahawind Power Private Limited [Member] Ostro Mahawind Power Private Limited ReNew Wind Energy Budh Three Private Limited [Member] ReNew Wind Energy (Budh 3) Private Limited Disclosure of classes of share capital [text block] Summary of Classes of Shares Outstanding Percentage rate of refund amounts deducted with an interest Percentage rate of refund amounts deducted with an interest Reserve of exchange differences on translation [member] Foreign currency translation reserve Reserve of exchange differences on translation Disclosure of sensitivity analysis for actuarial assumptions [abstract] ReNew Green (GJ Twelve) Private Limited. ReNew Green (GJ Twelve) Private Limited [Member] ReNew Green (GJ Twelve) Private Limited ReNew Green (KAK Two) Private Limited. ReNew Green (KAK Two) Private Limited [Member] ReNew Green (KAK Two) Private Limited Interest accrued on loans given. Interest accrued on loans given UNITED STATES US Classes of share capital [axis] Types of share-based payment arrangements [domain] Service concession arrangements [axis] Trade and other current payables Trade payables Total trade and other current payables Name of joint operation Name of companies Right Of Use Asset [Member] Right Of Use Asset [Member] Right of use asset Right of use asset Non convertible debentures tranche [Member]. Non Convertible Debentures Tranche [Member] Noncurrent Portion Of Noncurrent Loan From Related Party Non-current portion of noncurrent loan from related party. Loan from related party Reconciliation Result. Reconciliation Result [Domain] Unwinding of contract assets percentage. Unwinding Of Contract Assets Percentage Unwinding of contract asset percentage Subsidiaries [member] Subsidiary Subsidiaries Disclosure of other non-current liabilities [text block] Other non-financial liabilities 3E Renewable Energy Software and Services Private Limited. Three E Renewable Energy Software and Services Private Limited [Member] 3E Renewable Energy Software and Services Private Limited Disclosure of defined benefit plans [table] Disclosure of defined benefit plans [table] Other Operating Expenses Other operating expenses. Less: Other expenses Major customers [domain] Unsecured Compulsorily Convertible Debentures Unsecured Compulsorily Convertible Debentures [Member] Unsecured Compulsorily Convertible Debentures [Member] Equity holders of the parent Loss attributable to equity holders for basic and diluted Profit (Loss) for the year Earnings attributable to equity holders of the parent Description of accounting policy for fair value measurement [text block] Fair value measurement Stock options at the date of replacement. Stock Options At The Date of Replacement [Member] Stock Options At The Date of Replacement [Member] Stock Options at the Date of Replacement Interest-bearing loans and borrowings - interest accrued. Interest-bearing loans and borrowings - Interest accrued Interest-bearing loans and borrowings- Interest accrued Interest expense on lease liabilities Interest expense on lease liabilities Actuarial Assumption of Discount Rates [Member] Actuarial assumption of discount rates [member] Other expenses, by nature Other expenses Total Other expenses Less: Other expenses Less: Employee benefit and other expenses for non-reportable segments Equity attributable to owners of parent Equity attributable to equity holders of the parent Equity attributable to equity holders of the parent Closing balance Share Based Payment Arrangement, Tranche One. Share Based Payment Arrangement, Tranche One [Member] 1st Anniversary and 12 months Computer software [member] Computer software Disclosure of detailed information about employee benefits explanatory. Disclosure Of Detailed Information About Employee Benefits Explanatory [Text Block] Summary of Employee Benefits Expense Events after reporting period. Events after Reporting Period [Member] Events after reporting period [member] Disclosure Of Disposal Groups Date of Loss of Control. Disclosure Of Disposal Groups Date of Loss of Control [Table] Types of interest rates [axis] Notes and debentures issued Non convertible debentures (secured) Pugalur Renewable Private Limited [Member] Pugalur Renewable Private Limited Current secured bank loans received and current portion of non-current secured bank loans received Current portion of Long term interest bearing loans and borrowings, Term loan from bank (secured) Disclosure of detailed information about capital reserve of equity. Disclosure Of Detailed Information About Capital Reserve Of Equity [Line Items] Total equity Noncurrent gratuity provision. Noncurrent Gratuity Provision Provision for gratuity (refer Note 41) Provision for gratuity (refer Note 37) Entity [Domain] Two thousand Twenty One Incentive Plan Granted in Two thousand twenty one and Twenty Two. Two thousand Twenty One Incentive Plan Granted in Two thousand twenty one and Twenty Two [Member] 2021 Incentive Plan - Grant date: August 23, 2021, November 15, 2021 and March 15, 2022 Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Tranche eighteen [Member]. Tranche Eighteen [Member] Tranche Eighteen Floating interest rate [member] Floating interest rate Renew Green Shakti Private Limited (formerly known as 'ACME Green Shakti Private Limited'). Renew Green Shakti Private Limited (formerly known as 'ACME Green Shakti Private Limited') [Member] Renew Green Shakti Private Limited (formerly known as 'ACME Green Shakti Private Limited') ReNew Wind Energy MP Private Limited [Member] ReNew Wind Energy (MP) Private Limited Disclosure of detailed information about assets and liabilities of subsidiary at the date of disposal explanatory. Disclosure Of Detailed Information About Assets and Liabilities Of Subsidiary At The Date Of Disposal Explanatory [Table Text Block] Details of assets and liabilities at the date of disposal Gains (losses) on exchange differences on translation of foreign operations, net of tax Exchange differences on translation of foreign operations (Net) Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Ostro Kutch Wind Private Limited Member Ostro Kutch Wind Private Limited [Member] Ostro Kutch Wind Private Limited Interest income for amortised cost abstract. Interest Income For Amortised Cost [Abstract] Interest income accounted at amortised cost Solar Power [Member] Solar Power [Member] Solar power member. Other non-current financial assets Other financial assets Other assets Disclosure of finance income [text block] Finance income and fair value change in derivative instruments Tranche twenty three [Member]. Tranche Twenty Three [Member] Tranche Twenty Three Interest Bearing Loans and Borrowings on Short term [Member] Interest-bearing loans and borrowings - short term Increase (decrease) through treasury share transactions, equity Shares bought back, held as treasury stock amount Potential future additional cash outflow. Potential Future Additional Cash Outflow Additional tax outflow ReNew Green (MHP One) Private Limited. ReNew Green (MHP One) Private Limited [Member] ReNew Green (MHP One) Private Limited Tranche twenty two [Member]. Tranche Twenty Two [Member] Tranche Twenty Two Description of useful life, property, plant and equipment Description of useful life, property, plant and equipment Share premium Share premium Ostro Andhra Wind Private Limited Member Ostro Andhra Wind Private Limited [Member] Ostro Andhra Wind Private Limited Tranche Five. Tranche Five [Member] Tranche Five Assets and liabilities at date of disposal [Domain]. Assets and Liabilities at Date of Disposal [Domain] Disclosure of events after reporting period [text block] Subsequent events Total Member Total [Member] Number of share options exercisable in share-based payment arrangement Number of share options exercisable Exercisable at the end of the year Transferred Amounts Recognised in the Reserve Transferred amounts recognised in the reserve. Transferred amounts recognised in the reserve Maximum cash purchase per annum required for shares. Maximum Cash Purchase Per Annum Required for Shares Maximum cash purchase per annum required for shares Two Thousand Twenty One Incentive Plan Granted In February Ten Two Thousand Twenty Five [Member] Two thousand twenty one incentive plan granted in february ten two thousand twenty five. 2021 Incentive Plan - Grant date: February 10, 2025 Operating segments [member] Financial asset at fair value. Financial Asset At Fair Value [Member] Financial assets at fair value Number of share options outstanding in share-based payment arrangement Outstanding at the end of the year Outstanding at the beginning of the year Number of Share options outstanding Entity Address, City or Town ReNew Green (TNJ One) Private Limited. ReNew Green (TNJ One) Private Limited [Member] ReNew Green (TNJ One) Private Limited Share Based Payment Arrangement Performance Linked Vesting Tranche One [Member] Share Based Payment Arrangement Performance Linked Vesting Tranche One [Member] Performance Linked Vesting 12 months ReNew Vikram Shakti Private Limited. ReNew Vikram Shakti Private Limited [Member] ReNew Vikram Shakti Pvt Ltd Renew Vikram Shakti Private Limited Finance income and fair value change in derivative instruments. Finance income and fair value change in derivative instruments Derivative instruments - hedge instruments Recalcification of Gain Losses Adjustments to Non-Financial Assets and Liabilities Recalcification of gain losses adjustments to non-financial assets and liabilities. (Gain) / loss reclassified to non financial assets or liabilities as basis adjustment (under head property, plant and equipment) Description of exercise requirements for share based payment arrangement. Description Of Exercise Requirements For Sharebased Payment Arrangement Exercise period Two thousand Twenty Five employee stock option plan granted in September fifteen two thousand twenty five [Member] Two thousand twenty five employee stock option plan granted in September fifteen two thousand twenty five. 2025 Employee Stock Option Plan - Grant date: 15.09.2025 Later than three years and not later than four years [member] Between 3 - 4 Years [Member] Other property, plant and equipment [member] Plant and equipment (others) Corporate social responsibility activity expense. Corporate Social Responsibility Activity Expense Corporate social responsibility Trade and other current payables [abstract] Current Non-current assets Non-current assets Total non-current assets Security Exchange Name Basis of consolidation. Basis Of Consolidation [Abstract] Changes in equity [abstract] Adjustments / impact pursuant to the Transaction: Disclosure of basis of preparation and changes to group's accounting policies explanatory. Disclosure of Basis of Preparation and Changes to Group's Accounting Policies Explanatory Basis of preparation Tax assets (net) Tax Assets Net Recognised As of Acquisition Date Tax assets net recognised as of acquisition date. Disclosure of temporary difference, unused tax losses and unused tax credits [table] Decrease in recoverable value due to decrease in plant load factor Decrease in Recoverable Value Due to Decrease in Plant Load Factor Decrease in recoverable value due to decrease in plant load factor. Not later than six months. Not Later Than Six Months [Member] 0 - 6 months [Member] Private warrants. Private Warrants [Member] Private Warrants Contact Personnel Name Term of right of use assets. Term Of Right Of Use Assets Right-of-use assets Adjustments for decrease (increase) in trade accounts receivable (Increase) / decrease in trade receivables and contract assets Gain Recycled To Profit And Loss Gain recycled to profit and loss. Net of gain on foreign currency translation reserve recycled (Gain) recycled to profit & loss (refer Note 29) (Gain) recycled to profit & loss (refer Note 29) ReNew Solar (Shakti One) Private Limited. ReNew Solar (Shakti One) Private Limited [Member] ReNew Solar (Shakti One) Private Limited Intangible assets and goodwill Intangible assets and goodwill at end of period Intangible assets and goodwill at beginning of period Intangible assets Total intangible assets and goodwill Levels of fair value hierarchy [axis] Disclosure of detailed information about reserve of cash flow hedges of equity. Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [Table] Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [table] Disclosure of detailed information about other equity interest of equity. Disclosure Of Detailed Information About Other Equity Interest Of Equity [Abstract] Disclosure Of Detailed Information About Other Equity Interest Of Equity [abstract] Two thousand Twenty One Incentive Plan Granted in November fifteen Two thousand twenty two. Two thousand Twenty One Incentive Plan Granted in November fifteen Two thousand twenty two [Member] 2021 Incentive Plan - Grant date: November 15, 2022 Cost over-runs recognized from contracts with customers pending approval. Cost Over runs Recognized From Contracts With Customers Pending Approval Cost over-runs recognized from contracts with customers pending approval ReNew Green (KAK Four) Private Limited. ReNew Green (KAK Four) Private Limited [Member] ReNew Green (KAK Four) Private Limited Percentage Of Capacity Utilization Factor Percentage of capacity utilization factor. Percentage of capacity utilization factor Disclosure of impact on cash flow statement disposal of subsidiary [Line Items]. Disclosure Of Impact On Cash Flow Statement Disposal Of Subsidiary [Line Items] Transfer of equity attributable to change in debenture redemption reserve net. Transfer of Equity Attributable To Change In Debenture Redemption Reserve Net Transfer to / transfer from debenture redemption reserve (net) Not later than three months [member] Less than 3 months [member] Disclosure of information about defined benefit plans [abstract] Disclosure of classes of share capital [line items] Akhilagya Solar Energy Private Limited [Member] Akhilagya Solar Energy Private Limited Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures [Line Items] Performance shares units. Performance Shares Units [Member] Performance Based Units (PBUs) Call Spread [Member] Call Spread Depreciation and amortisation expense [abstract] Depreciation and amortisation Renew green GJ fourteen private limited. ReNew Green GJ Fourteen Private Limited [Member] ReNew Green (GJ Fourteen) Private Limited Two Thousand Twenty One Incentive Plan Granted In October One Two Thousand Twenty Five [Member] Two thousand twenty one incentive plan granted in October one two thousand twenty five. 2021 Incentive Plan - Grant date: October 1, 2025 Increase (decrease) in retained earnings. Increase (Decrease) In Retained Earnings Reduction in retained earnings due to shares repurchased into treasury Diamond II limited. Diamond II Limited [Member] Diamond II Limited Deferred tax liabilities Deferred tax liabilities (net) Deferred tax liabilities ReNew Pawan Shakti Private Limited [Member] ReNew Pawan Shakti Private Limited Depreciation on right of use assets disposed off and adjustments. Depreciation On Right Of Use Assets Disposed Off And Adjustments Disposals and adjustments during the year ReNew Solar Photovoltaic Private Limited (formerly known as 'ACME Photovoltaic Solar Private Limited'). ReNew Solar Photovoltaic Private Limited (formerly known as 'ACME Photovoltaic Solar Private Limited') [Member] ReNew Solar Photovoltaic Private Limited (formerly known as 'ACME Photovoltaic Solar Private Limited') Statement of changes in equity [abstract] Tax Deduction at Source Payable Current Tax Deduction at Source Payable Current TDS payable Profit (loss) Profit for the year Profit/(loss) for the year Depreciation on right of use assets capitalized during the period. Depreciation On Right Of Use Assets Capitalized During The Period Capitalised during the year Non-current provision for decommissioning, restoration and rehabilitation costs Provision for decommissioning costs Renew hydro power private limited. Renew Hydro Power Private Limited [Member] Renew Hydro Power Private Limited 2021 Incentive Plan - Grant date: November 1, 2023 Two Thousand and Twenty One Incentive Plan Granted in November One Two Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in november one two thousand twenty three. Projection, WACC Discount Rate Percentage Projection, WACC discount rate percentage. Discount rate 2021 Incentive Plan - Grant date: August 23, 2025 Two Thousand Twenty One Incentive Plan Granted In August Twenty Three Two Thousand Twenty Five [Member] Two thousand twenty one incentive plan granted in August twenty three two thousand twenty five. Advance received against sale of assets current. Advance Received Against Sale of Assets Current Advance received against sale of assets Right of use assets recognised as of acquisition date. Right Of Use Assets Recognised As Of Acquisition Date Right of use assets Increase (decrease) through Allocation of other equity to noncontrolling interest. Increase (decrease) through Allocation of other equity to noncontrolling interest Allocation of other equity to non controlling interest Group Tax Losses Impairment Test Five Member Impairment Test Five. Impairment Test Five [Member] Short term provisions recognised as of acquisition date. Short Term Provisions Recognised As Of Acquisition Date Provisions Cash on hand Cash and cheque on hand Cash and cheque on hand Document Period End Date Current tax liabilities Current tax liabilities (net) ReNew Solar Piyush Private Limited [Member] ReNew Solar Piyush Private Limited Disclosure of change in interest rates on financial liabilities explanatory. Disclosure Of Change In Interest Rates On Financial Liabilities Explanatory [Table] Classes of contingent liabilities [axis] Classes of contingent liabilities [axis] Raw materials and consumables used and changes in inventories of finished goods. Raw Materials And Consumables Used And Changes In Inventories Of Finished Goods Raw materials and consumables used and changes in inventories of finished goods Disclosure of entity's operating segments [text block] Segment information Disclosure of non-current assets or disposal groups classified as held for sale [text block] Disposal group held for sale and disposal of subsidiaries Disclosure of associates [table] share premium account cancelled amount. Share Premium Account Cancelled Amount Share premium account cancelled amount Associates [axis] Disclosure of objectives, policies and processes for managing capital [line items] Current prepayments Prepayments Total ICFR Auditor Attestation Flag Categories of related parties [axis] Categories of related parties [axis] Income Tax Disallwance Amount . Income Tax Disallwance Amount Disallowance / (Allowance) under section 94B of the Income Tax Act (net) Communication expense Communication costs Percentage of Change in Discount Rate Percentage of change in discount rate. Change in discount rate Deferred income tax liabilities. Deferred Income Tax Liabilities [Abstract] Deferred Tax Liabilities [Abstract] Net deferred tax liabilities. Net Deferred Tax Liabilities [Member] Net Deferred Tax Liabilities ReNew Wind Energy (TN Two) Private Limited [Member] ReNew Wind Energy (TN 2) Private Limited Liability For Put Options With Non-controlling Interests [Abstract] Liability For Put Options With Non-controlling Interests [Abstract] Disclosure of detailed information about investment property [abstract] Financial guarantee contracts [member] Financial guarantee contracts Inter segment revenue. Inter Segment Revenue [Member] Class B ordinary shares. Class B Ordinary Shares [Member] Class B Shares Class B Share ReNew Transmission Ventures Private Limited [Member] ReNew Transmission Ventures Private Limited Renew Transmission Ventures Private Limited Member Legal matters [Line Items]. Legal Matters [Line Items] Statement [Line Items] Current finished goods Finished goods Current portion of interest bearing loans and borrowings net. Current Portion of Interest Bearing Loans and Borrowings Net Interest-bearing loans and borrowings - net Interest-bearing loans and borrowings - net Right-of-use assets Ending balance Right-of-use assets Beginning balance Right-of-use assets Right-of-use assets Right of use assets Disclosure Of Employee Benefit Liabilities Explanatory Disclosure Of Employee Benefit Liabilities Explanatory Employee benefit liabilities Cash equivalents [abstract] Balances with banks: Balances with banks Amounts recognised as of acquisition date for each major class of assets acquired and liabilities assumed [abstract] Building other than temporary structure. Building Other Than Temporary Structure [Member] Building (other than Temporary structure) Long term provisions recognised as of acquisition date. Long Term Provisions Recognised As Of Acquisition Date Long term provisions Group cash generating unit. Group Cash Generating Unit [Domain] Property plant and equipment residual value as a percentage of original cost. Property Plant And Equipment Residual Value As A Percentage Of Original Cost Property plant and equipment residual value as a percentage of original cost Disclosure of detailed information about fair value of inputs to option pricing model share options granted explanatory. Disclosure Of Detailed Information About Fair Value Of Inputs To Option Pricing Model Share Options Granted Explanatory [Table Text Block] Schedule of Fair Value of Private Warrants Determined using Black-Scholes Option Pricing Model Schedule of Information about Fair Value of Inputs to Option Pricing Model Share Options Granted Amount of netting unrecognised deferred tax assets. Amount Of Netting Unrecognised Deferred Tax Assets Amount of net unrecognised deferred tax assets Customer-related intangible assets [member] Customer contracts Badoni Power Private Limited [Member] Badoni Power Private Limited Other income Other income Total Financial assets, at fair value Fair value Increase (decrease) through change in equity of subsidiaries, equity Acquisition of interest by non-controlling interest in subsidiaries Acquisition of interest by NCI in subsidiaries Issued capital Ending balance Beginning balance Issued capital Total issued capital Secured Bank Overdrafts [Member] Secured Bank Overdrafts. Bank overdrafts (secured) Disclosure Of Detailed Information About Unsecured Optionally Convertible Debentures Explanatory. Disclosure Of Detailed Information About Unsecured Optionally Convertible Debentures Explanatory [Text Block] Summary of Optionally Convertible Debentures (Unsecured) Terms of Conversion of OCDs 2021 Incentive Plan - Grant date: August 23, 2023 Two Thousand and Twenty One Incentive Plan Granted in August Twenty Three Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in august twenty three thousand twenty three. Tax expense (income) Less: Income tax expense Tax expense at the effective income tax rate Income tax expense Tax income (expense) ReNew Wind Energy (MP One) Private Limited [Member] ReNew Wind Energy (MP One) Private Limited Capital commitments Capital commitment Total capital commitments Estimated Revenue Growth Rate Five Years and Thereafte Estimated revenue growth rate five years and thereafte Estimated revenue growth rate five years and thereafter Greenyana Sunstream Private Limited [Member] Greenyana Sunstream Private Limited Breaches of covenants on interest bearing loans and borrowings. Breaches Of Covenants On Interest Bearing Loans And Borrowings Breaches of covenants on interest bearing loans and borrowings Revenue [abstract] Income Interest income on deposits on fixed deposit with banks Non-current government investments. Non Current Government Investments Balances with government authorities Contract liabilities Contract liabilities at end of period Contract liabilities at beginning of period Total contract liabilities Contract liabilities (refer Note 21) Tranche fifteen [Member]. Tranche Fifteen [Member] Tranche Fifteen Payments from changes in ownership interests in subsidiaries that do not result in loss of control Cash consideration paid to non- controlling shareholders Payment for acquisition of interest from non-controlling interest Secured loan from banks and financial institutions. Secured Loan From Banks And Financial Institutions [Member] Term loan from banks and financial institutions (secured) Disclosure of maturity profile of financial liabilities explanatory. Disclosure Of Maturity Profile Of Financial Liabilities Explanatory [Text Block] Summary of Maturity Profile of Financial Liabilities of the Group Based on Contractual Undiscounted Disclosure of detailed information about reserve of exchange differences on translation of equity. Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity [Table] Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity [table] Cybersecurity Risk Management, Strategy, and Governance [Line Items] Disclosure of other operating income. Disclosure of Other Operating Income [Abstract] Non-current assets or disposal groups classified as held for sale or as held for distribution to owners Total non-current assets or disposal groups classified as held for sale or as held for distribution to owners Assets held for sale [Restated, refer Note 51(a)] Share of profit (loss) of associates and joint ventures accounted for using equity method Less: Share of (loss) / profit of jointly controlled entities Total share of profit (loss) of associates and joint ventures accounted for using equity method Capital transaction involving issue of shares amount. Capital Transaction Involving Issue of Shares Amount Capital transaction involving issue of shares amount Capital transaction involving issue of shares (net of costs of INR 3,660 related to issuance of equity shares) Other Than 3E NV Entity Other than Three E NV Entity [Member] Other than three E NV entity. Current provisions [abstract] Current Disclosure of other income explanatory. Disclosure of Other Income Explanatory [Text Block] Other income Generation And Sale Of Renewable Power [Member] Generation And Sale Of Renewable Power Member. Generation and Sale of Renewable Power [Member] Amortisation, intangible assets other than goodwill Charge for the year Amortisation of intangible assets (refer Note 6) Amortisation, intangible assets other than goodwill Tax Effect Of Expense Income Not Deductible In Determining Taxable Profit Tax Loss. Tax Effect Of Expense Income Not Deductible In Determining Taxable Profit Tax Loss Other non-deductible expenses Lease Liabilities Interest Capitalized Lease liabilities interest capitalized. Interest capitalised during the year Cash flows from losing control of subsidiaries or other businesses, classified as investing activities Disposal of subsidiaries, net of cash disposed (refer Note 36) Summary of material accounting policies. Summary Of Material Accounting Policies [Abstract] Valuation techniques used in fair value measurement [domain] Products and services [domain] ReNew Solar (Shakti Seven) Private Limited. ReNew Solar (Shakti Seven) Private Limited [Member] ReNew Solar (Shakti Seven) Private Limited Disclosure of temporary difference, unused tax losses and unused tax credits [text block] Summary of Reconciliation of DTA (Net) and DTL (Net) ReNew Agni Power Private Limited ReNew Agni Power Private Limited [Member] ReNew Agni Power Private Limited Estimated Period for Cash Flow Estimated period for cash flow. Estimated period for cash flow Adjustment to right of use asset. Adjustment to Right of Use Asset Adjustments during the year Two Thousand Twenty Five Employee Stock Option Plan [Member] Two thousand twenty five employee stock option plan. 2025 Employee Stock Option Plan Other comprehensive income, before tax, exchange differences on translation of foreign operations Other comprehensive income, before tax, exchange differences on translation of foreign operations Exchange gain/(loss) on translation of foreign operations (net) Classes of financial assets [domain] Losses on change in fair value of derivatives Loss on fair value changes on derivative instruments Losses on change in fair value of derivatives Gadag transmission limited. Gadag Transmission Limited [Member] Gadag Transmission Limited Disposals and adjustments, property, plant and equipment. Disposals and adjustments, property, plant and equipment Disposals and adjustments during the year Intangible assets under development [member] Intangible asset under development Non-binding proposal cash consideration price per share Non-binding proposal cash consideration price per share. Disclosure of employee benefit liabilities. Disclosure of Employee Benefit Liabilities [abstract] CCS [Member] CCS Expected dividend as percentage, share options granted Dividend yield (%) Disclosure of non creation of charge on securities against outstanding loans explanatory. Disclosure Of Non Creation Of Charge On Securities Against Outstanding Loans Explanatory [Text Block] Summary of Non-creation of Charge On Securities Against Outstanding Loans Non-current contract assets Contract assets Non-current Earning per share [table] Earnings per share [table] ReNew Tapas Urja Private Limited. ReNew Tapas Urja Private Limited [Member] ReNew Tapas Urja Pvt Ltd ReNew Tapas Urja Private Limited Increase (decrease) through transfers, property, plant and equipment Change in regulations and Property, plant and equipment Derecognition of contract asset for BOOM projects Ostro Energy Private Limited [Member] Ostro Energy Private Limited Deferred tax assets and liabilities [abstract] Other current financial liabilities recognised as of acquisition date. Other Current Financial Liabilities Recognised As Of Acquisition Date Other financial liabilities Weighted average share price, share options granted Share price Weighted average share price (Absolute) ReNew Solar (Shakti Eight) Private Limited. ReNew Solar (Shakti Eight) Private Limited [Member] ReNew Solar (Shakti Eight) Private Limited Classes of other provisions [axis] Gains (losses) on fair value changes of derivative instruments. Gains Losses On Fair Value Changes of Derivative Instruments Gain on fair value changes on derivative instruments Gain on fair value changes on derivative instruments (other than hedge instruments) Impairment Test One. Impairment Test One [Member] ReNew Wind Energy (Karnataka Five) Private Limited [Member] ReNew Wind Energy (Karnataka Five) Private Limited Disclosure of detailed information about borrowings [table] Investments in jointly controlled entities. Investments in Jointly Controlled Entities Investments in jointly controlled entities Class C shares. Class C Shares [Member] Class C shares Narmada Wind Energy Private Limited [Member] Narmada Wind Energy Private Limited Cash and cash equivalents if different from statement of financial position [abstract] Components of cash and cash equivalents share-based payment arrangements Award Type. share-based payment arrangements Award Type [Axis] Securities Act File Number Vesting period for remaining grants under share based payment arrangement options. Vesting Period For Remaining Grants Under Share Based Payment Arrangement Options Vesting Period For Remaining Grants Under Share Based Payment Arrangement Options Text Blocks [Abstract] Text Blocks [Abstract] Unused tax credits for which no deferred tax asset recognised Unused tax credit Fee and commission expense Director's commission Total fee and commission expense Reversal for credit losses. Reversal For Credit Losses Reversal / write back for credit losses Disclosure of other non-financial assets. Disclosure Of Other Non Financial Assets [Explanatory] Other non-financial assets ReNew Solar (Shakti Two) Private Limited. ReNew Solar (Shakti Two) Private Limited [Member] ReNew Solar (Shakti Two) Private Limited Sensitivity analysis for types of market risk [text block] Summary of Changes interest Rates and Foreign currency sensitivity Exchange Rates Transfers out of Level 3 of fair value hierarchy, assets Transfer into or out of level three under fair value hierarchy Transfers out of Level 3 of fair value hierarchy, assets Decrease through classified as held for sale, intangible assets other than goodwill Decrease through classified as held for sale, intangible assets other than goodwill Assets held for sale Assets held for sale Deferred Tax Liabilities [Member] Deferred Tax Liabilities [Member] Deferred Tax Liabilities Deferred Tax Liabilities Investment in optionally convertible debentures & energy funds Other Cash Payments To Acquire Interests In Optionally Convertible Debentures Classified As Investing Activities And Contribution To Energy Funds Other cash payments to acquire interests in optionally convertible debentures classified as investing activities and contribution to energy funds. Cover [Abstract] Disclosure of general information about financial statements [text block] Corporate Information ReNew Wind Energy AP Three Private Limited [Member] ReNew Wind Energy (AP 3) Private Limited Total Before Adjustments And Eliminations [Member] Total before adjustments and eliminations. Total Before Adjustments and Eliminations [Member] Other Current Financial Liability. Other Current Financial Liability Amount disclosed under the head 'other current financial liabilities' Disclosure of Long term interest bearing loans and borrowings [Line Items] Disclosure Of Long Term Interest Bearing Loans And Borrowings Line Items Derivative instruments - private share warrants [member] Derivative instruments - private share warrants [member] Derivative instruments - private share warrants ReNew Energy Markets Private Limited Formerly known as ReNew Vayu Power Private Limited. ReNew Energy Markets Private Limited Formerly Known As ReNew Vayu Power Private Limited [Member] ReNew Energy Markets Private Limited (Formerly known as ReNew Vayu Power Private Limited) Capitals Gearing Ratio. Capitals Gearing Ratio Capital gearing ratio Disclosure of Trade Payables [Text Block] Disclosure of Trade Payables [Table Text Block] Summary of Trade payables Paying interest. Paying Interest [Member] Paying interest [member] Tranche Twelve Tranche twelve [Member]. Tranche Twelve [Member] Fixed annual levelized tariff period. Fixed Annual Levelized Tariff Period Fixed annual levelized tariff period Interest Flow Type [Domain] Disclosure Of Term Of Right Of Use Assets Disclosure Of Term Of Right Of Use Assets [Table Text Block] Summary of Right-of-use assets Liability for put options with non-controlling interests. Liability for Put Options With Non-controlling Interests [Member] Liability for put options with non-controlling interests Discount rate used in current estimate of value in use Discount rate used in value in use calculations Disclosure of quantitative information about right-of-use assets [line items] Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Other comprehensive income / (loss) that will not be reclassified to profit or loss in subsequent periods (net of tax): Description of accounting policy for employee benefits [text block] Retirement and other employee benefits ReNew green MPR one private limited. ReNew Green MPR One Private Limited [Member] ReNew Green (MPR One) Pvt. Ltd. ReNew Green (MPR One) Private Limited Derivatives instruments share warrants. Derivatives Instruments Share Warrants [Member] Derivative instruments - share warrants Disclosure of detailed information about reserve of cash flow hedges of equity explanatory. Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity Explanatory [Text Block] Summary of Hedge Reserve Disclosure of net defined benefit liability (asset) [table] Disclosure of earnings / (loss) per share. Disclosure Of Earnings (loss) Per Share [Table Text Block] Summary of Earning Per Share Other comprehensive income [abstract] Other comprehensive income Other Unsecured Other Unsecured [Member] Other unsecured. Investment in energy funds. Investment In Energy Funds [Member] Investment in energy funds Other Current Financial Assets [Member] Other current financial assets Level 1 of fair value hierarchy [member] Level 1 Current service cost Current service cost, defined benefit plans Disclosure of related party [text block] Related party disclosure Current liabilities [abstract] Current liabilities Current Increase decrease through acquisition of non controlling interest equity. Increase Decrease Through Acquisition Of Non Controlling Interest Equity Acquisition of non-controlling interest Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Current raw materials Raw Material Adjustment to arrive at number of equity instruments. Adjustment to Arrive at Number of Equity Instruments Adjustment to arrive at number of equity instruments Name of entities owned or significantly influenced by key management personnel or their relatives. Name Of Entities Owned Or Significantly Influenced By Key Management Personnel Or Their Relatives Disclosure of issued capital [text block] Share capital Expense from cash-settled share-based payment transactions Expense arising from cash settled share based payments transactions Categories of financial liabilities [axis] Renew green projects pte ltd. Renew Green Projects Pte Ltd [Member] ReNew Green Projects Pte Ltd Explanation of effect of share-based payments on entity's profit or loss [text block] Summary of Expense Recognised For Employee Services Received during the Year Projected annual revenue growth Projected Annual Revenue Growth Projected annual revenue growth. Description of vesting requirements for share-based payment arrangement Vesting period Fixed Interest Rate Percentage Fixed interest rate percentage. Fixed interest rate percentage Gain on foreign currency translation reserve recycled Reserve of change in value of foreign currency basis spreads Two Thousand and Twenty One Incentive Plan Granted in June Five Two Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in june five two thousand twenty three. 2021 Incentive Plan - Grant date: June 5, 2023 Share based payments arrangements. Share Based Payments Arrangements [Table] Disclosure of financial assets [abstract] Impairment loss recognised in profit or loss, goodwill Impairment loss recognised in profit or loss, goodwill Impairment loss on intangible assets (refer Note 6) Disclosure of assets recognised from costs to obtain or fulfil contracts with customers [line items] Revenue of acquiree since acquisition date Revenue Expense from share-based payment transactions [abstract] Disclosure of detailed information about related parties [LineItems]. Disclosure Of Detailed Information About Related Parties [Line Items] Share of profit (loss) from continuing operations of associates and joint ventures accounted for using equity method Share in loss of jointly controlled entity Post acquisition share of profits (losses) Provision for operation and maintenance noncurrent financial liabilities. Provision For Operation And Maintenance Noncurrent Financial Liabilities Liability for operation and maintenance ReNew Warangal Power Private Limited. ReNew Warangal Power Private Limited [Member] ReNew Warangal Power Private Limited ReNew Green Energy Solutions Private Limited. ReNew Green Energy Solutions Private Limited [Member] ReNew Green Energy Solutions Private Limited Current portion of noncurrent secured term loans from financial institutions. Current Portion of Noncurrent Secured Term Loans from Financial Institutions Current portion of Long term interest bearing loans and borrowings, Term loan from financial institutions (secured) Phase Of Construction. Phase Of Construction [Domain] Trade and other payables [abstract] Renew Solar Energy Rajasthan Private Limited Member ReNew Solar Energy (Rajasthan) Private Limited [Member] ReNew Solar Energy (Rajasthan) Private Limited Disclosure of number and weighted average exercise prices of share options [text block] Schedule of Movement of Options Outstanding under the share based payment schemes Borrowings repayment terms Borrowings Repayment Terms Borrowings, Repayment terms Terms of repayment ReNew Vidyut Tej private limited. ReNew Vidyut Tej Private Limited [Member] ReNew Vidyut Tej Private Limited Short term interest bearing loans and borrowings. Short Term Interest Bearing Loans And Borrowings [Abstract] Number Of Shares Forfeited During The Period Number of shares forfeited during the period. Shares forfeited during the year, shares Borrowings [abstract] Borrowings (other than CCPS) Counterparties [domain] ReNew Wind Energy (MP Two) Private Limited [Member] ReNew Wind Energy (MP Two) Private Limited Earning per share Disclosure of earnings per share [text block] ReNew Urja Shachar Private Limited. ReNew Urja Shachar Private Limited [Member] ReNew Urja Shachar Pvt Ltd ReNew Urja Shachar Private Limited Derivative instruments - public share warrants. Derivative Instruments - Public Share Warrants [Member] Derivative instruments - public share warrants Disclosure of detailed information about defined benefit plan liability recognized in statement of financial position [Tables]. Disclosure of Detailed Information About Defined Benefit Plan Liability Recognized in Statement of Financial Position [Table] Disclosure Of Net Deferred Tax assets [Table] Disclosure Of Net Deferred Tax assets [Table] Lessor Agreement Assessed Useful life Lessor Agreement Assessed Useful life Lessor Agreement Assessed Useful life Secured Acceptances Member Secured Acceptances [Member] Acceptances (secured) Secured Acceptances [Member] ReNew Sun Shakti Private Limited [Member] ReNew Sun Shakti Private Limited Three E USA Inc. [Member] Three E USA Inc. 3E USA Inc. Borrowings repayment term. Borrowings Repayment Term Borrowings repayment term Others Miscellaneous other current non-financial assets. Miscellaneous Other Current Non Financial Assets ReNew Green (MHP Two) Private Limited. ReNew Green (MHP Two) Private Limited [Member] ReNew Green (MHP Two) Private Limited Other current non-financial assets Other non-financial assets Total Non-current derivative financial assets Total Derivative contracts designated as hedging instruments - Non-current Asset Derivative contracts designated as hedging instruments - Non-current Assets On Account Of Adoption Of New Tax Law [Abstract] On account of adoption of new tax law. On account of adoption of new tax law Deferred tax liability (asset) Closing balance Opening balance Closing balance DTA/(DTL) Opening balance DTA/(DTL) Net deferred tax liability (asset) Description of method of settlement for share-based payment arrangement Settlement type Two thousand Twenty One Incentive Plan Granted in August Twenty Three Two thousand twenty one. Two thousand Twenty One Incentive Plan Granted in August Twenty Three Two thousand twenty one [Member] 2021 Incentive Plan - Grant date: August 23, 2021 Number of shares outstanding Ending balance, shares Beginning balance, shares Number of shares outstanding, treasury shares held Compulsory convertible preference shares, Number of share Optionally Convertible Debentures Unsecured. Optionally Convertible Debentures Unsecured [Member] Optionally Convertible Debentures Unsecured Liabilities at the date of disposal [Member]. Liabilities At The Date Of Disposal [Member] Liabilities at the Date of Disposal [Member] Gain on sale of subsidiaries net of tax. Gain On Sale Of Subsidiaries Net Of Tax Gain on disposal of subsidiaries (net) (refer Note 36) ReNew Sun Bright Private Limited [Member] ReNew Sun Bright Private Limited Renew Sun Bright Private Limited Member Liabilities from cash settled employee share based payment obligation Liabilities from cash settled employee share based payment obligation. Liabilities from cash settled employee share based payment obligation Adjustments for decrease (increase) in inventories Increase in inventories Impairment of inventory ReNew Wind Energy (Jadeswar) Private Limited [Member] ReNew Wind Energy (Jadeswar) Private Limited Disclosure of derivative assets instruments explanatory. Disclosure of derivative assets instruments explanatory [Text Block] Summary of Derivative Instruments Schedule of investments in jointly controlled entities and associates explanatory. Schedule Of Investments In Jointly Controlled Entities And Associates Explanatory Schedule of Investments in Jointly Controlled Entities and Associates ReNew Akshay Urja Limited [Member] ReNew Akshay Urja Limited ReNew Akshay Urja Limited Other financial liabilities Others (includes current maturities of long term interest-bearing loans and borrowings) Total Others current financial liabilities Current investments Current Investments Investments Professional fees expense Legal and professional fees Financial liabilities at amortised cost, category [member] Financial liabilities measured at amortised cost Term Loan From Financial Institutions [Member] Term Loan From Financial Institutions Description of expiry year of temporary differences unused tax losses and unused tax credits. Description Of Expiry Year Of Temporary Differences Unused Tax Losses And Unused Tax Credits Description of Expiry year of Temporary difference, unused tax losses and unused tax credits Market comparable prices [member] Market value techniques Financial assets at fair value through profit or loss, category [member] Financial assets at fair value through profit or loss, category Measured at FVTPL Defined benefit obligation, at present value Present value of unfunded obligation Defined benefit obligation, at present value Disclosure of joint operations [line items] Disclosure of information about terms and conditions of transactions with related parties. Disclosure Of Information About Terms and Conditions of Transactions With Related Parties [Table Text Block] Disclosure Of Information About Terms and Conditions of Transactions With Related Parties Renew green KAK five private limited. ReNew Green KAK Five Private Limited [Member] ReNew Green (KAK Five) Private Limited Later than one year and not later than two years [member] Between 1 - 2 Years [Member] Carrying value of investment including goodwill. Carrying Value Of Investment Including Goodwill Carrying value of investment including goodwill Investments Ostro Raj Wind Private Limited [Member] Ostro Raj Wind Private Limited Disclosure of detailed information about service concession arrangements [abstract] Increase (decrease) through put options exercised during period. Increase Decrease Through Put Options Exercised During Period Put options exercised during the period Compulsorily Convertible Debentures Compulsorily Convertible Debentures [Member] Compulsorily Convertible Debentures ReNew Wind Energy (AP) Private Limited [Member] ReNew Wind Energy (AP) Private Limited Cybersecurity Risk Management Processes Integrated [Flag] Increase (decrease) in cash and cash equivalents before effect of exchange rate changes Net increase / (decrease) in cash and cash equivalents (a) + (b) + (c) Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes Risk free interest rate, share options granted Risk-free interest rate Risk–free interest rate (%) Document Transition Report Summary of Interest-bearing loans and borrowings explanatory. Summary of Interest Bearing Loans And Borrowings Explanatory [Text Block] Summary of Interest - Bearing Loans And Borrowings Description of accounting policy for financial instruments [text block] Financial instruments Profit or loss [abstract] ReNew Surya Jyoti Private Limited [Member] ReNew Surya Jyoti Private Limited Amount transferred to carrying amount of property plant and equipment net of tax. Amount Transferred to Carrying Amount of Property Plant and Equipment Net of Tax Amount transferred to the carrying amount of property, plant and equipment Statement of financial position [abstract] Disclosure of revenue from contracts with customers [text block] Revenue Comprehensive income attributable to non-controlling interests including liability for put options with non-controlling interests Comprehensive income attributable to non-controlling interests including liability for put options with non-controlling interests Non-controlling interests (including liability for put options with non-controlling interests) Non-controlling interests Deferred tax expense (income) Deferred tax Current contract assets Contract assets Current Two Thousand and Twenty One Incentive Plan Granted In February Fifteen Two Thousand Twenty Four [Member] Two thousand and twenty one incentive plan granted in february fifteen two thousand twenty four. 2021 Incentive Plan - Grant date: February 15, 2024 Defined benefit gratuity plan [Member]. Defined Benefit Gratuity Plan [Member] Defined Benefit Gratuity Plan [Member] Gain (loss) on hedge ineffectiveness recognised in other comprehensive income Gain (loss) on hedge ineffectiveness, recognised in other comprehensive income Three E France SARL [Member] Three E France SARL. 3E France SARL Disclosure Of Currnet And Non Current Prepayments . Disclosure Of Currnet And Non Current Prepayments [Abstract] Assets and liabilities [axis] Effective Interest Rate Percentage Effective interest rate percentage. Effective interest rate percentage Current assets [abstract] Current assets ReNew Vayu Energy Private Limited [Member] ReNew Vayu Energy Private Limited Other comprehensive income Other comprehensive income / (loss) for the year, net of tax Other comprehensive income / (loss) for the year Other comprehensive income / (loss) for the year, net of tax Proportion of ownership interest in associate Percentage of non controlling interest Multi-period excess earnings method [member] MPEEM Long-term borrowings [member] Long-term borrowings [member] Long term interest-bearing loans and borrowings (including current maturities and net of ancillary borrowings cost incurred) Global RenServ ME [Member] Global RenServ ME. Global RenServ ME Increase decrease through forfeiture of vested option. Increase Decrease Through Forfeiture Of Vested Option Forfeiture of vested options Number of shares bought back, held as treasury stock. Number of Shares Bought Back, Held as Treasury Stock Number of shares repurchased into treasury Shares bought back, held as treasury stock Capital of creditors. Capital Of Creditors Capital creditors Tranche twenty seven [Member]. Tranche Twenty Seven [Member] Tranche Twenty Seven Financial assets measured at amortised cost. Financial Assets Measured At Amortised Cost [Abstract] Financial assets measured at amortised cost Secured Buyers Suppliers Credit Member Secured Buyers Suppliers Credit [Member] Buyer's / supplier's credit (secured) Secured Buyers Suppliers Credit [Member] Classes of assets [domain] Classes of assets Current financial liabilities at fair value through profit or loss, designated upon initial recognition or subsequently Derivative instruments - hedge instruments Weighted average exercise price of share options granted in share-based payment arrangement Weighted average exercise price of options granted during the year Other intangible assets [member] Other Intangible assets ReNew Wind Energy (Orissa) Private Limited [Member] ReNew Wind Energy (Orissa) Private Limited Trade Receivables Collection Period Trade Receivables Collection Period Trade receivables, collection period Disclosure of detailed information about secured non convertible debentures [Abstract]. Disclosure Of Detailed Information About Secured Non Convertible Debentures [Abstract] Disclosure of detailed information about defined benefit plan liability recognized in statement of financial position [Abstract]. Disclosure of Detailed Information About Defined Benefit Plan Liability Recognized in Statement of Financial Position [Abstract] Components of equity [axis] Components of equity [axis] Unamortised Ancillary Borrowing Cost [Member] Unamortised Ancillary Borrowing Cost [Member] Unamortised ancillary borrowing cost Unamortized ancillary borrowing cost Property Plant And Equipment Shared Transmission Line [Member] Property plant and equipment shared transmission line Plant and equipment (shared transmission line) Tranche thirty three [Member]. Tranche Thirty Three [Member] Tranche Thirty Three Renew green GJ fifteen private limited. ReNew Green GJ Fifteen Private Limited [Member] ReNew Green (GJ Fifteen) Private Limited Senior secured notes. Senior Secured Notes Senior secured notes Disclosure of detailed information about reserve of cash flow hedges of equity. Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [Line Items] Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [line Items] Non-current portion of non-current notes and debentures issued Non convertible debentures (secured) Trade receivables [Line Items] ReNew Ushma Energy Private Limited. ReNew Ushma Energy Private Limited [Member] ReNew Ushma Energy Private Limited Basic earnings (loss) per share Total basic earnings (loss) per share Equity shares, Basic (in INR) Basic earnings per share attributable to ordinary equity holders of the Parent (in absolute INR and USD) Cybersecurity Risk Management Processes Integrated [Text Block] Deferred tax assets or deferred tax liabilities. Deferred Tax Assets Or Deferred Tax Liabilities [Member] Deferred Tax Assets Or Deferred Tax Liabilities Percentage of sale of shareholding interest in subsidiary . Percentage Of Sale Of Shareholding Interest In Subsidiary Percentage of sale of shareholding interest in subsidiary Disclosure Of Detailed Information About Fair Value Measurement Of Assets And Liabilities [Line Items] Business combinations [domain] Average foreign exchange rate Exchange rate used by the entity to translate USD to reporting currency INR Name of joint venture Name of companies Name Of Joint Venture Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Net (expense) / income recognised in OCI Total other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Borrowings moratorium period Borrowings Moratorium Period Moratorium period - Recognition / reversal of DTA/ DTL On Account Of Adoption Of New Tax Law Recognition Or Reversal Of Deferred Tax Asset Or Deferred Tax Liability On account of adoption of new tax law recognition or reversal of deferred tax asset or deferred tax liability. ReNew Wind Energy (Rajasthan One) Private Limited [Member] ReNew Wind Energy (Rajasthan One) Private Limited Prepaid expenses Prepayments Total Prepayments (non-current) Disclosure of right of use assets explanatory. Disclosure Of Right Of Use Assets Explanatory [Text Block] Right of use assets ReNew Jal Urja Private Limited. ReNew Jal Urja Private Limited [Member] ReNew Jal Urja Private Limited Lease liabilities [member] Lease liabilities Lease Liabilities Gain on disposal of investments Gains on disposals of investments Insurance expense Insurance Adjustments for depreciation and amortisation expense Depreciation and amortisation expense Depreciation, amortisation and impairment Adjustment of tax relating to earlier periods. Adjustment Of Tax Relating To Earlier Periods Adjustment of tax relating to earlier periods Description of accounting policy for property, plant and equipment [text block] Property, plant and equipment Current trade receivables Trade receivables Current Business combinations [axis] Segments [axis] ReNew Solar (Shakti Eleven) Private Limited. ReNew Solar (Shakti Eleven) Private Limited [Member] ReNew Solar (Shakti Eleven) Private Limited Total Identifiable Net Asset at Fair Value Total identifiable net asset at fair value. Total identifiable net assets at fair value Total identifiable net assets at fair value Weighted average number of days trading price. Weighted Average Number of Days Trading Price Weighted average number of days trading price Maturity [domain] Disclosure of detailed information about secured non convertible debentures explanatory. Disclosure Of Detailed Information About Secured Non Convertible Debentures Explanatory [Text Block] Summary of Non-convertible Debentures (Secured) Operation and maintenance expense. Operation And Maintenance Expense Operation and maintenance Operation and maintenance expenses Periphery charges. Periphery Charges Periphery charges Liabilities arising from financing activities Closing balance Opening balance Current inventories Inventories Total Income Approach Plus Option Pricing Model [Member] Income Approach Plus Option Pricing Model. Income approach + Option pricing model Impairment Test Four [Member] Impairment Test Four. Disclosure of finance cost [text block] Finance costs and fair value change in derivative instruments Derivatives [member] Derivative instruments - hedge instruments Derivative instruments Disclosure of other liabilities [text block] Other liabilities Financial liabilities at fair value, class [member] Financial liabilities at fair value Global Renserv Energy LLC. Global Renserv Energy LLC [Member] Global Renserv Energy LLC Cash flows from (used in) financing activities, discontinued operations Cash contributed from (used in) financing activities by disposed group POS [Member] POS Renew green HPR one private limited. ReNew Green HPR One Private Limited [Member] ReNew Green (HPR One) Private Limited Vesting period for grants under share based payment arrangement options. Vesting Period For Grants Under Share Based Payment Arrangement Options Vesting Period For Grants Under Share Based Payment Arrangement Options Disclosure of credit risk [text block] Summary of Credit Risk Exposure on the Group's Trade Receivables Tranche four [Member]. Tranche Four [Member] Tranche Four Disclosure of detailed information about debentures redemption reserve of equity. Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity [Line Items] Total equity Document Fiscal Year Focus Later than ten years [member] From 10th year and beyond [Member] Net gain (loss) on assets of disposal held for sale. Net Gain (Loss) On Assets Of Disposal Held For Sale Gain (loss) on assets of disposal held for sale Gain on sale Investments accounted for using equity method Investment in jointly controlled entities accounted using equity method (refer Note 51(a)) Total investments accounted for using equity method Potential ordinary share transactions [member] Ordinary shares [member] Convertible Preference Shares Ordinary Shares Maturity [axis] Maturity [axis] Financial liabilities at fair value. Financial Labilities at Fair Value [Member] Financial liabilities at fair value Others Others. Others Increase (decrease) through transfer between revaluation surplus and retained earnings, equity Debenture redemption reserve released on account of repayment of debentures Debenture redemption reserve transferred to retained earnings /(losses) during the year Weighted Average number of shares of RPPL Weighted average number of equity shares for calculating basic EPS Weighted average number of equity shares in calculating basic EPS Two thousand twenty one incentive award plan granted. Two Thousand Twenty One Incentive Award Plan Granted [Member] 2021 Incentive Award Plan Granted Renew Sun Waves Private Limited Member ReNew Sun Waves Private Limited [Member] ReNew Sun Waves Private Limited Renew Sun Waves Private Limited (refer Note 36) Non-current prepayments and non-current accrued income including non-current contract assets [abstract] Non-current Geographical areas [domain] Disclosure of contingent liabilities [table] Disclosure of contingent liabilities [table] Tax liabilities (net) Tax Liabilities Net Recognised As Of Acquisition Date Tax liabilities net recognised as of acquisition date Total Hedge Reserve. Total Hedge Reserve [Member] Asset acquisition to right of use assets. Asset Acquisition to Right of Use Assets Asset acquisition 48 months Share Based Payment Arrangement, Tranche Four [Member] Share Based Payment Arrangement, Tranche Four. Deferred Consideration Deferred consideration. Deferred consideration Debentures redemption reserve. Debentures Redemption Reserve [Member] Debentures Redemption Reserve Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Net increase/ (decrease) in cash and cash equivalents Net increase (decrease) in cash and cash equivalents after effect of exchange rate changes ReNew Wind Energy (Karnataka Four) Private Limited [Member] ReNew Wind Energy (Karnataka 4) Private Limited Liabilities from share-based payment transactions current Liabilities from share-based payment transactions current. Employee share based payment obligation Disclosure Of Disposal Groups Date of Loss of Control. Disclosure Of Disposal Groups Date of Loss of Control [Line Items] Number Of Outstanding Share Option. Number Of Outstanding Share Option Number of options outstanding Current liabilities other than liabilities included in disposal groups classified as held for sale Total current liabilities other than liabilities included in disposal groups classified as held for sale Cash flow hedges expiry date. Cash Flow Hedges Expiry Date Cash flow hedges, expiry date Increase through business combinations, contract assets Acquired contract assets Loans To Other Body Corporates [Member] Loans to other body corporates. Loans to other body corporates Level 3 of fair value hierarchy [member] Level 3 Level 3 Valuation Technique ReNewVayuUrja KCT ReNew Vayu Urja KCT [Member] ReNew Vayu Urja KCT [member] ReNew Vayu Urja (KCT) [member] Disclosure of detailed information about retained earnings of equity. Disclosure Of Detailed Information About Retained Earnings Of Equity [Line Items] Disclosure Of Detailed Information About Retained Earnings Of Equity [line Items] Impairment of inventory. Impairment of Inventory Impairment of inventory Interest income on loans and advances to customers on loan given to related party (refer Note 42) Disclosure of temporary difference, unused tax losses and unused tax credits [line items] Non-current liabilities [abstract] Non-current liabilities Non-current Trade receivable recognised as of acquisition date. Trade Receivable Recognised As Of Acquisition Date Trade receivables Interest income on other financial assets others ReNew Wind Energy (Maharashtra) Private Limited [Member] ReNew Wind Energy (Maharashtra) Private Limited Renew green MHS two private limited. ReNew Green MHS Two Private Limited [Member] ReNew Green (MHS Two) Private Limited Subsidiaries [axis] Later Than One Point Five Years [Member] > 18 months [Member] Purchase Consideration of Cash Flows [abstract] Purchase Consideration of Cash Flows. Contract assets Contract assets Balance at the end of the year Balance at the beginning of the year Total contract assets Consequential contract assets Grant Two. Grant Two [Member] Grant Two Type of vesting. Type Of Vesting [Axis] Disclosure of assets recognised from costs to obtain or fulfil contracts with customers [table] Classes of liabilities [domain] Non-current deposits from customers Security deposit received Gross carrying amount [member] Cost Gross carrying amount Disclosure of composition of group [text block] Group information Financial assets at amortised cost, category [member] Financial assets measured at amortised cost Proceeds from issuing shares Proceeds from issue of equity shares (including premium and net of share issue expenses) Shares issued during the period Miscellaneous liabilities [abstract] Consideration transferred, acquisition-date fair value Total consideration transferred, acquisition-date fair value Purchase consideration Current tax liabilities, current Current tax liabilities (net) Tax liabilities (net) Computation of weighted average number of equity shares in calculating diluted eps. Computation Of Weighted Average Number Of Equity Shares In Calculating Diluted Eps [Abstract] Computation of Weighted average number of equity shares in calculating diluted EPS Capital creditors. Capital Creditors Capital creditors Building Temporary Structure Building Temporary Structure [Member] Building (Temporary structure) Weighted average exercise price of share options exercised in share-based payment arrangement Weighted Average Option Exercised Per Share Amount Weighted average exercise price of options exercised during the year Five major customers member. Five Major Customers Member Five Major Customers [Member] Time Linked Vesting 24 months Share Based Payment Arrangement Time Linked Vesting Tranche Two [Member] Share based payment arrangement time linked vesting tranche two. Deferred tax expense (income) recognised in profit or loss Deferred tax expense reported in the consolidated statement of profit or loss Income / (expense) recognised in profit or loss Income / (expense) recognised in profit or loss Accumulated depreciation [member] Accumulated depreciation Accumulated Depreciation Interest accrued. Interest Accrued Interest accrued Revenue of combined entity as if combination occurred at beginning of period Revenue Two Thousand and Twenty One Incentive Plan Granted in July Seven Two Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in july seven two thousand twenty three. 2021 Incentive Plan - Grant date: July 7, 2023 Disclosure of joint operations [table] Cash flows from (used in) operating activities, discontinued operations Cash contributed from (used in) operating activities by disposed group Contingent Liabilities On Account Of Liquidated Damages [Member] Contingent liabilities on account of liquidated damages Categories of financial assets [axis] Description of accounting policy for provisions [text block] Provisions Interest expense (income), defined benefit plans Net interest expense (income), defined benefit plans Interest cost on benefit obligation Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Other comprehensive income that may be reclassified to profit or loss in subsequent periods (net of tax): Proceeds from sales of property, plant and equipment, classified as investing activities Proceeds from sales of property, plant and equipment Sale of property, plant and equipment AP Entities [Member] AP Entities Disclosure of subsidiaries [table] Disclosure of information about maturity profile of defined benefit obligation. Disclosure of Information About Maturity Profile of Defined Benefit Obligation [Table] Counterparties [axis] Equity interests of acquirer Disclosure of fair value of financial instruments [text block] Fair values Disclosure of operating segments [table] Disclosure of operating segments [table] Useful life measured as period of time, assets. Useful Life Measured As Period Of Time, Assets Asset's useful life Depreciation Depreciation expense Property, plant and equipment by operating lease status [domain] Financial liabilities designated as a hedge instrument at fair value. Financial Liabilities Designated as a Hedge Instrument at Fair Value [Member] Financial liabilities designated as a hedge instrument at fair value Liabilities [abstract] Liabilities Fair values. Fair Values [Abstract] Cash flows from (used in) financing activities [abstract] Cash flows from financing activities Gadag two-A transmission limited. Gadag Two-A Transmission Limited [Member] Gadag II-A Transmission Limited Two thousand twenty one incentive plan granted in august twenty three two thousand twenty four. Two Thousand Twenty One Incentive Plan Granted In August Twenty Three Two Thousand Twenty Four [Member] 2021 Incentive Plan - Grant date: August 23, 2024 Disclosure of intangible assets [text block] Intangible assets Number of solar rooftop projects held for sale. Number of solar rooftop projects held for sale Capital work in progress. Capital Work In Progress [Member] Capital work in progress Spread Over Treasury Bills Percentage Spread over treasury bills percentage. Spread over treasury bills percentage Unabsorbed depreciation and business losses Unabsorbed Depreciation And Business Losses Unabsorbed depreciation and business losses Description of accounting policy for income tax [text block] Taxes Range [domain] Face value per borrowings. Face Value Per Borrowings Face value per NCD Face value ReNew Green (GJS Three ) Private Limited. ReNew Green (GJS Three ) Private Limited [Member] ReNew Green (GJS Three) Private Limited Recognition of non-controlling interests. Recognition of Non-Controlling Interests Recognition of non-controlling interests, shares Statement of changes in equity [line items] Statement of changes in equity [line items] ReNew Sun Power Private Limited [Member] ReNew Sun Power Private Limited Fair value hedges [member] Fair Value Hedges Reserve Disclosure of reserves within equity [table] Liability For Put Options Others [Member] Liability for put options others. Liability for put options - others Share Based Payment Arrangement, Tranche Two. Share Based Payment Arrangement, Tranche Two [Member] 2nd Anniversary and 24 months Percentage of decrease in Plant Load Factor (PLF). Percentage of Decrease In Plant Load Factor Percentage of decrease in PLF Property, plant and equipment Property, plant and equipment at end of period Property, plant and equipment at beginning of period Property, plant and equipment Total property, plant and equipment Title of 12(b) Security Provision for Operation and Maintenance Equalisation Current Provision for Operation and Maintenance Equalisation Current Provision for operation and maintenance equalisation ReNew Karimnagar Power Private Limited. ReNew Karimnagar Power Private Limited [Member] ReNew Karimnagar Power Private Limited Renew green UP one private limited. ReNew Green UP One Private Limited [Member] ReNew Green (UP One) Private Limited Entity Address, Address Line Three Changes in liabilities arising from financing activities [abstract] Changes in liabilities arising from financing activities Number of share options granted in share-based payment arrangement Granted during the year Number of options granted All other segments [member] Other Segments [Member] Revenue from contracts with customers member. Revenue From Contracts With Customers [Member] Disclosure of summary of material accounting policies. Disclosure of Summary of Material Accounting Policies [Abstract] Disclosure of Summary of Material Accounting Policies [Abstract] Trade receivables [member] Trade receivables Accrued tax expense. Accrued Tax Expense Accrued tax expense Classes of other provisions [domain] Acquisition through business combination lease liabilities Acquisition through business combination lease liabilities. Acquisition through business combination Disclosure of disaggregation of revenue from contracts with customers [line items] Number of years agreement provides rental to reduce progressly. Number Of Years Agreement Provides Rental To Reduce Progressly Number of years agreement provides rental to reduce progressly Disclosure of borrowings [text block] Interest-bearing loans and borrowings - short term Description of presentation currency Labour Welfare Fund Payable Current Labour Welfare Fund Payable Current Labour welfare fund payable Provision for operation and maintenance. Provision for Operation and Maintenance Liability for operation and maintenance Document Information [Table] Gain loss on mark to market of derivative instruments. Gain Loss On Mark To Market Of Derivative Instruments [Member] Gain / (loss) on mark to market of derivative instruments Legal Entity [Axis] Movement in non controlling interest. Movement In Non Controlling Interest Less: Non-controlling interest movement Interest income on loan given to related parties. Interest Income On Loan Given To Related Parties on loan given to related parties (refer Note 41) Interest income on loan given to related parties Schedule of liability for put options with non-controlling interests. Schedule Of Liability For Put Options With Non-controlling Interests [Text Block] Schedule of liability for put options with non-controlling interests Acquisition date fair value of previously held equity interest Acquisition-date fair value of equity interest in acquiree held by acquirer immediately before acquisition date Disclosure of other provisions [line items] Others financial assets Other Assets Recognised as of Acquisition Date Other assets recognised as of acquisition date. Amounts Recognised As Of Acquisition Date Non-current Asset Assumed [Abstract] Amounts Recognised As Of Acquisition Date Non-current Asset Assumed. Non-current assets The disclosure of detailed information about hedge reserve movement. Disclosure Of Detailed Information About Hedge Reserve Movement Explanatory [Text Block] Summary Of Hedge Reserve Movement Borrowings tenure period Borrowings Tenure Period Tenure (years) Disclosure of Detailed Information About Property, Plant And Equipment [Abstract] Later than two years and not later than three years [member] Between 2 - 3 Years [Member] Disclosure of contingent liabilities [line items] Disclosure of contingent liabilities [line items] Description of maximum term of options granted for share-based payment arrangement Expiry date Fixtures and fittings [member] Furniture and fixtures Effective portion of changes in fair value cost of hedge reserve on cash flow hedges. Effective Portion of Changes in Fair Value Cost of Hedge Reserve on Cash Flow Hedges Effective portion of changes in fair value Current provisions Provisions Total Impairment loss recognised in profit or loss, intangible assets other than goodwill Impairment loss recognised in profit or loss, intangible assets other than goodwill Impairment for the year Impairment loss on Goodwill (refer Note 6) Property, plant and equipment by operating lease status [axis] Other cash payments to acquire interests in joint ventures, classified as investing activities Investment in joint ventures Other cash payments to acquire interests in joint ventures Investment in jointly controlled entities (refer Note 51) Disclosure of information about defined benefit plans [Line Items]. Disclosure of Information About Defined Benefit Plans [Line Items] Disclosure of other non-financial assets. Disclosure Of Other Non Financial Assets [Abstract] Post-employment benefit expense, defined contribution plans Contribution to provident and other funds (refer Note 37) Contribution to provident fund and other fund charged to consolidated statement of profit or loss (inclusive of amount capitalised in different projects) Term of contract. Term of Contract Term of contract share-based payment arrangements Award Type [domain] share-based payment arrangements Award Type [domain] Income tax relating to components of other comprehensive income Income / (expense) recognised in OCI Aggregated income tax relating to components of other comprehensive income Deferred tax liability (Asset) on cash flow edges, recognised in other comprehensive income Profit (loss), attributable to non-controlling interests Non-controlling interests Non-controlling interests (pertains to subsidiaries not considered individually material to the Group) Unwinding income on trade receivable. Unwinding Income on Trade Receivable Unwinding income on trade receivables of financial assets Disclosure of detailed information about related parties [Table]. Disclosure Of Detailed Information About Related Parties [Table] Other adjustments to reconcile profit (loss) Others Disclosure of detailed information about financial instruments [abstract] Disclosure of objectives, policies and processes for managing capital [table] Provisions for Credit Losses Provisions for credit losses. Provisions for credit losses Trading Symbol Disclosure of Schedule of Depreciation, Amortisation and Impairment Explanatory [Text Block] Disclosure of schedule of depreciation, amortisation and impairment explanatory. Disclosure of Schedule of Depreciation, Amortisation and Impairment Description of accounting policy for borrowing costs [text block] Borrowing costs Three E Renewable Energy Services (Pty) Ltd. [Member Three E Renewable Energy Services (Pty) Ltd. 3E Renewable Energy Services (Pty) Ltd. Current tax expense (income) and adjustments for current tax of prior periods [abstract] Income tax expense Number of share options expired in share-based payment arrangement Lapsed during the year Security deposits. Security Deposits [Member] Security deposits Segment consolidation items [axis] Description of accounting policies for the classification of current and non current assets and liabilities. Description Of Accounting Policies For The Classification Of Current And Non Current Assets And Liabilities [Text Block] Current versus non-current classification Interest received, classified as investing activities Interest received Inputs used Description of inputs used in fair value measurement, liabilities Disclosure of detailed information about contract liabilities explanatory. Disclosure of Detailed Information about Contract Liabilities Explanatory [Text Block] Summary of contract liabilities Percentage of grants will vest under share based payment arrangement options. Percentage Of Grants Will Vest Under Share Based Payment Arrangement Options Percentage Of Grants Will Vest Under Share Based Payment Arrangement Options Disclosure of detailed information about hedging instruments [line items] Industry Benchmark and Discount Rate Industry benchmark and discount rate. Industry benchmark and discount rate Conversion shares exchange ratio. Conversion Shares Exchange Ratio Conversion shares exchange ratio Buildings [member] Building ReNew Solar (Shakti Three) Private Limited. ReNew Solar (Shakti Three) Private Limited [Member] ReNew Solar (Shakti Three) Private Limited Description of accounting policy for derivative financial instruments and hedging [text block] Derivative financial instruments and hedge accounting Number of shares issued during period. Number Of Shares Issued During Period Shares issued during the year, shares Depreciation, right-of-use assets Charge for the year Depreciation of right of use assets (refer Note 7) Tax Effect Of Revenues Expense Exempt From Taxation 2011. Tax Effect Of Revenues Expense Exempt From Taxation 2011 Effect of tax holidays and other tax exemptions Effect of tax holidays and other tax exemptions Disclosure Of Information Share Warrants Explanatory. Disclosure Of Information Share Warrants Explanatory Share warrants Disclosure of detailed information about fair values of identifiable assets and liabilities explanatory. Disclosure of Detailed Information About Fair Values of Identifiable Assets and Liabilities Explanatory Summary of Fair Values of Identifiable Assets and Liabilities Disclosure of detailed information about other noncurrent financial liabilities explanatory. Disclosure of Detailed Information About Other Noncurrent Financial Liabilities Explanatory Summary of Other Financial Liabilities ReNew Wind Energy (Rajasthan Four) Private Limited [Member] ReNew Wind Energy (Rajasthan Four) Private Limited ReNew Ranga Reddy Solar Power Private Limited. ReNew Ranga Reddy Solar Power Private Limited [Member] ReNew Ranga Reddy Solar Power Private Limited Description of accounting policy for investments in joint ventures [text block] Investment in jointly controlled entities (joint ventures) Other expense Other expenses Other expense, by function Rewanchal Solar Power Private Limited. Rewanchal Solar Power Private Limited [Member] Rewanchal Solar Power Private Limited Replacement of group stock option plans exchange ratio. Replacement of Group Stock Option Plans Exchange Ratio Replacement of group stock option plans, exchange ratio Other financial liabilities. Other Financial Liabilities [Abstract] Temporary difference unused tax losses and unused tax credits, maximum period. Temporary Difference Unused Tax Losses And Unused Tax Credits, Maximum Period Temporary difference unused tax losses and unused tax credits, maximum period Redeemable Preference Share [Member] Redeemable Preference Share [Member] Redeemable Preference Shares Time linked vesting. Time Linked Vesting [Member] Time Linked Vesting Changes in net defined benefit liability (asset) resulting from gain (loss) on remeasurement in other comprehensive income [abstract] Remeasurements during the year due to: Defined benefit plans [axis] Defined benefit plans [axis] Financial liabilities designated as a hedge instrument at fair value. Financial liabilities designated as a hedge instrument at fair value Disclosure of classes of share capital [table] Disclosure of detailed information about other non-financial assets. Disclosure Of Detailed Information About Other Non Financial Assets [Explanatory Text Block] Summary of other non-financial assets Renew green MHP four private limited. ReNew Green MHP Four Private Limited [Member] ReNew Green (MHP Four) Private Limited Hydro Power [Member] Hydro Power Member. Disclosure of detailed information about hedging and derivatives accounting explanatory. Disclosure of Detailed Information About Hedging and Derivatives Accounting Explanatory Summary Of Foreign Currency and Interest Rate Risk Borrowings, adjustment to interest rate basis Borrowings, plus adjustment to interest rate basis Loans given Unsecured loan given Salary advance Loans given Impairment Test Two. Impairment Test Two [Member] Provision for decommissioning, restoration and rehabilitation costs [member] Plant and equipment. Plant And Equipment [Member] Plant and equipment Property, Plant and Equipment Other comprehensive income, net of tax, cash flow hedges Closing balance Other comprehensive income, net of tax, cash flow hedges Number of geographical segments. Number of Geographical Segments Number of geographical segments Accumulated depreciation and amortisation [member] Accumulated depreciation Accumulated amortisation Summary of material accounting policies. Summary Of Material Accounting Policies [Line Items] Summary of Material Accounting Policies [Line Items] Tranche twenty five [Member]. Tranche Twenty Five [Member] Tranche Twenty Five ReNew Solar Energy (TN) Private Limited [Member] ReNew Solar Energy (TN) Private Limited Purchase of Ordinary Shares Purchase of ordinary shares. Purchase of ordinary shares Current derivative financial liabilities Derivative instruments Derivative contracts designated as hedging instruments - Current Liabilities Expense relating to short-term leases for which recognition exemption has been used Lease rent relating to short term leases Two Thousand and Twenty One Incentive Plan Granted in September Thirteen Two Thousand Twenty Three [Member] Two thousand and twenty one incentive plan granted in september thirteen two thousand twenty three. 2021 Incentive Plan - Grant date: September 13, 2023 Non-current derivative financial liabilities Derivative financial liabilities Derivative contracts designated as hedging instruments - Non-current Liabilities Non Convertible Debentures Secured Non Convertible Debentures Secured [Member] Non Convertible Debentures Secured Key management personnel compensation, short-term employee benefits Remuneration to key management personnel, short term employment benefits Address Type [Domain] Put option exercised during period. Put Option Exercised during Period Put option exercised during period Document Annual Report LivLiner BV [Member] LivLiner BV. LivLiner BV Trade payables Trade payables Total Post Construction Phase. Post Construction Phase [Member] Post Construction Phase Other Income Expense [Abstract] Other Income Expense [Abstract] Assets acquired recognised as of acquisition date. Assets Acquired Recognised As Of Acquisition Date Assets Tranche Thirty Four [Member]. Tranche Thirty Four [Member] Tranche Thirty Four Contract assets and others recognised as of acquisition date Contract assets and others recognised as of acquisition date. Contract assets and others Ostro Renewables Private Limited [Member] Ostro Renewables Private Limited Increase (decrease) through disposal of subsidiary, equity Derecognition of non controlling interest on account of sale of subsidiary Disposal of subsidiary ReNew Solar Energy (Telangana) Private Limited [Member] ReNew Solar Energy (Telangana) Private Limited Equity Equity [abstract] Prathamesh Solarfarms Limited [Member] Prathamesh Solarfarms Limited Borrowings by name [axis] Cash and cash equivalents recognised as of acquisition date Cash acquired on acquisition of control in jointly controlled entities Cash and cash equivalents Disclosure of commitments and contingent liabilities. Disclosure of Commitments and Contingent Liabilities [Abstract] Current portion of interest accrued. Current Portion Of Interest Accrued Current portion of Long term interest bearing loans and borrowings, Interest accrued Disclosure of detailed information about business combination [line items] Number of shares issued and fully paid Ending balance, shares Beginning balance, shares Disclosure of maturity profile of financial liabilities. Disclosure Of Maturity Profile Of Financial Liabilities [Line Items] Cost over runs from contract with customers recognized during period. Cost Over Runs From Contract With Customers Recognized During Period Cost overruns recognized from contracts with customers Percentage of future payment of capacity utilization factor Percentage of Future Payment of Capacity Utilization Factor Percentage of future payment of capacity utilization factor. Unabsorbed depreciation. Unabsorbed Depreciation [Member] Unabsorbed depreciation available for offsetting against future taxable income Unabsorbed Depreciation ReNew Clean Energy Private Limited [Member] ReNew Clean Energy Private Limited Disclosure of detailed information about intangible assets [table] Profit included in recognition of contract assets pursuant to recognition construction revenue. Profit Included In Recognition Of Contract Assets Pursuant To Recognition Construction Revenue Profit included in recognition of contract assets pursuant to recognition construction revenue Profit included in recognition of contract assets pursuant to recognition construction revenue Document Accounting Standard Classes of financial instruments [domain] ReNew Surya Pratap Private Limited [Member] ReNew Surya Pratap Private Limited Renew Surya Pratap Private Limited Member Assets Assets at end of period Assets at beginning of period Total assets Earning per share [line items] Earnings per share [line items] ReNew Green (CGS Two) Private Limited. ReNew Green (CGS Two) Private Limited [Member] ReNew Green (CGS Two) Private Limited Disclosure of detailed information about defined benefit plan liability recognized in statement of financial position explanatory. Disclosure Of Detailed Information About Defined Benefit Plan Liability Recognized In Statement Of Financial Position Explanatory Summary of defined benefit plan liability recognized in statement of financial position ReNew Solar Energy (Karnataka Two) Private Limited [Member] ReNew Solar Energy (Karnataka Two) Private Limited Entity Addresses, Address Type [Axis] Cash and cash equivalents [abstract] Cash and cash equivalents [abstract] Two Thousand Twenty One Incentive Plan Two Granted In April One Two Thousand Twenty Four [Member] Two Thousand Twenty One Incentive Plan Two Granted In April One Two Thousand Twenty Four [Member] 2021 Incentive Plan - Grant date: April 1, 2024 Contract liabilities [abstract] Contract liabilities [abstract] Disclosure of detailed information employee benefit liabilities explanatory. Disclosure Of Detailed Information Employee Benefit Liabilities Explanatory [Text Block] Summary of employee benefit liabilities ReNew Green (MPR Four) Private Limited ReNew Green (MPR Four) Private Limited [Member] ReNew Green (MPR Four) Private Limited Statement [Line Items] Statements [Line Items] Shares Held as Treasury Shares Shares held as treasury shares. Treasury shares Purvanchal Solar Power Private Limited. Purvanchal Solar Power Private Limited [Member] Purvanchal Solar Power Private Limited Restricted Stock Units and Performance Based Units. Restricted Stock Units and Performance Based Units [Member] Restricted Stock Units (RSUs) and Performance Based Units (PBUs) ReNew Fazilka Solar Power Private Limited. ReNew Fazilka Solar Power Private Limited [Member] ReNew Fazilka Solar Power Private Limited Disclosure of other provisions [table] Identifiable intangible assets recognised as of acquisition date Intangible assets (including customer relationship) Reconciliation Result [Axis] Reconciliation Result [Axis] Insurance Claim Receivable [Member] Insurance claim receivable. Insurance claim receivable Assets (Liabilities) At The Date Of Disposal. Assets (Liabilities) At The Date Of Disposal [Member] Assets (Liabilities) At The Date Of Disposal Percentage of increase (decrease) In volume weight average share price. Percentage Of Increase (Decrease) In Volume Weight Average Share Price Increase / (decrease) in volume weight average share price Assets and liabilities at date of disposal [Axis]. Assets and Liabilities at Date of Disposal [Axis] Adjustments for finance costs Increase in Finance cost Finance costs Discounted cash flow [member] Discounted cash flow method Discounted Cash Flow Method Components of equity [domain] Types of share-based payment arrangements [axis] Types of share-based payment arrangements [axis] Tranche one . Tranche One [Member] Tranche One Exchange differences Increase (decrease) through net exchange differences, right-of-use assets Increase (decrease) through acquisition of subsidiary, equity NCI arrising from Business combination Acquisition of subsidiary Expense arising from passage of time on other provisions Unwinding of discount on provisions Unwinding of discount on provisions Disclosure of expenses [text block] Other expenses Summary of Increase in Inventory of Finished Goods [Table Text Block] Summary of increase in inventory of finished goods. Summary of increase in inventory of finished goods Par value per share Par value per share Par or nominal value per share Disclosure of information gratuity and other post-employment benefit plans explanatory. Disclosure Of Information Gratuity And Other Post Employment Benefit Plans Explanatory Gratuity and other post-employment benefit plans Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from experience adjustments - Experience adjustments Increase (decrease) in net defined benefit liability (asset) resulting from actuarial losses (gains) arising from experience adjustments Disclosure of authorized compulsory convertible preference shares. Disclosure Of Reconciliation Of Outstanding Share Capital Explanatory [Text Block] Summary of Authorized Compulsory convertible preference shares Other operating income (expense) Total London Interbank Offered Rate [Member] London Interbank Offered Rate. LIBOR Weighted average exercise price of share options outstanding in share-based payment arrangement Weighted average exercise price of share options outstanding in share-based payment arrangement at end of period Weighted average exercise price of share options outstanding in share-based payment arrangement at beginning of period Weighted average exercise price of options outstanding Lease Liabilities Interest Charged to Profit and Loss Lease liabilities interest charged to profit and loss. Interest charged to profit & loss Disclosure of joint operations [abstract] Current Portion Of Noncurrent Secured Bank Loans Receivable Current portion of noncurrent secured bank loans receivable. Current portion of Long term interest bearing loans and borrowings, Optionally convertible debentures (unsecured) Current notes and debentures issued and current portion of non-current notes and debentures issued Current portion of Long term interest bearing loans and borrowings, Non convertible debentures (secured) Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Disclosure of detailed information about other expenses explanatory. Disclosure Of Detailed Information About Other Expenses Explanatory [Table Text Block] Disclosure Of Detailed Information About Other Expense Current government investments. Current Government Investments Balances with government authorities Renew Surya Roshni Private Limited [Member] Renew Surya Roshni Private Limited Disclosure Of Net Deferred Tax Assets [Line Item] Disclosure Of Net Deferred Tax Assets [Line Items] Three E Renewable Energy Software and Services Pvt Ltd [Member] Three E Renewable Energy Software and Services Pvt Ltd. 3E Renewable Energy Software and Services Pvt Ltd Schedule of Other operating income. Schedule Of Other Operating Income [Text Block] Summary of Other operating income Percentage of terminal growth rate Percentage of Terminal Growth Rate Percentage of terminal growth rate. Disclosure of quantitative information about right-of-use assets [table] Non-controlling interest in acquiree recognised at acquisition date Non controlling interest in the acquired entity Amount of long term borrowings for which covenant. Amount Of Long Term Borrowings For Which Covenant Loan arrangements borrowings for which covenant Disclosure of finance income. Disclosure of Finance Income [Abstract] Description of inputs used in fair value measurement, assets Inputs used Disclosure of investment property [text block] Investments Interest Income On Loan Interest Income On Loan Interest income on loan Government grants released to the statement of profit or loss. Government Grants Released to the statement of profit or loss Released to the statement of profit or loss Released to the statement of profit or loss Reconciliation of average effective tax rate and applicable tax rate [abstract] Disclosure of hedging and derivatives accounting explanatory. Disclosure of Hedging and Derivatives Accounting Explanatory Hedging activities and derivatives Goods and Services Tax Payable Current Goods and Services Tax Payable Current GST payable Miscellaneous income. Miscellaneous Income Miscellaneous income Acquisition through business combination Acquisitions through business combinations, property, plant and equipment Disclosure of sensitivity analysis for actuarial assumptions [text block] Summary of sensitivity analysis for significant actuarial assumptions Non-current assets [abstract] Non-current assets PayLoadFactorMember PayLoadFactorMember Pay Load Factor [Member] Remaining useful lives of finite lived intangible assets other than goodwill. Remaining Useful Lives Of Finite Lived Intangible Asset Other Than Goodwill Remaining useful lives of finite lived intangible asset other than goodwill Later than six years and not later than nine years [Member]. Later Than Six Years And Not Later Than Nine Years [Member] From 6th to 9th year [Member] Non-current capital advances. Non Current Capital Advances Capital advance During Construction [Member] During Construction Current trade payables Trade payables Impact of share options (dilutive). Impact Of Share Options (Dilutive) Impact of share options (dilutive) Options granted to key management personnel. Options Granted to Key Management Personnel Options granted to key management personnel Disclosure of finance income (cost) [text block] Summary of Finance Income and Fair Value Change In Derivative Instruments BOOM model. BOOM Model [Member] BOOM Model Other comprehensive income, attributable to non-controlling interests Attributable to non-controlling interests Consideration satisfied by disposal. Consideration satisfied by Disposal Consideration satisfied by: Disclosure of associates [line items] ReNew Surya Uday Private Limited [Member] ReNew Surya Uday Private Limited ReNew green GJ eight private limited. ReNew Green GJ Eight Private Limited [Member] ReNew Green (GJ Eight) Private Limited Other related parties [member] Relatives of KMP Diluted earnings (loss) per share Total diluted earnings (loss) per share Equity shares, Diluted (in INR) Diluted earnings per share attributable to ordinary equity holders of the Parent (in absolute INR and USD) Bank balances other than cash and cash equivalents. Bank Balances Other Than Cash And Cash Equivalents Bank balances other than cash and cash equivalents Renew Surya Vihaan Private Limited [Member] Renew Surya Vihaan Private Limited Contract liability [Abstract]. Contract Liability [Abstract] Current Disclosure of reconciliation of liabilities arising from financing activities [table] Disclosure of reconciliation of liabilities arising from financing activities [table] Disclosure of yield curve used to discount cash flows that do not vary based on returns on underlying items [table] Borrowings last date of repayment. Borrowings Last Date Of Repayment Last date of repayment Disclosure of detailed information about borrowings [line items] Net Deferred Tax Assets [Member] Net Deferred Tax Assets [member] Net Deferred Tax Assets Tranche twenty eight [Member]. Tranche Twenty Eight [Member] Tranche Twenty Eight Conversion Ratio as per terms of option. Conversion Ratio as per Terms of Option Conversion ratio as per terms of option Entity Registrant Name Non-current Deferred government grant Deferred government grant - non-current Changes Due To Exchange Rate Fluctuation Property Plant And Equipment Changes due to exchange rate fluctuation property plant and equipment. Exchange differences Loss on mark to market of derivative instruments [member] Loss on mark to market of derivative instruments [Member] Loss on mark to market of derivative instruments Loss on mark to market of derivative instruments Phase Of Construction. Phase Of Construction [Axis] Entity Voluntary Filers Financial assets recognised as of acquisition date Interest-bearing loans and borrowings- Principal portion Total non-current portion of non-current borrowings Term loan from banks Interest-bearing loans and borrowings - Principal portion Deferred tax assets recognised as of acquisition date Deferred tax assets (net) Disclosure of disposal groups classified as held for sale [Abstract]. Disclosure of Disposal Groups Classified as Held For Sale [Abstract] Statement of changes in equity [table] Statement of changes in equity [table] ReGen Powertech Private Limited. ReGen Powertech Private Limited [Member] RPPL ReGen Powertech Private Limited Security deposit. Security Deposit [Member] Security deposit Class D shares. Class D Shares [Member] Class D shares Disclosure of reserves within equity [text block] Other equity Renew Vyan Shakti Private Limited [Member] Renew Vyan Shakti Private Limited Noncurrent Portion of Noncurrent Unsecured Other Loans Receivable Noncurrent portion of noncurrent unsecured other loans receivable. Others (Unsecured) Assets at the date of disposal [Member]. Assets At The Date Of Disposal [Member] Assets at the Date of Disposal [Member] Disclosure of detailed information about debentures redemption reserve of equity. Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity [Abstract] Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity [abstract] Non-current financial assets at fair value through profit or loss Non-current financial assets at fair value through profit or loss Total non-current financial assets at fair value through profit or loss Cybersecurity Risk Management Positions or Committees Responsible [Flag] Proportion of ownership interest in joint operation Proportion of ownership interest in joint operation Disclosure of financial assets [line items] ReNew Green (TN Three) Private Limited. ReNew Green (TN Three) Private Limited [Member] ReNew Green (TN Three) Private Limited Non-current warranty provision Provision for warranty Estimated financial effect of contingent liabilities Contingent liability Description of contractual agreement or stated policy for charging net defined benefit cost Description of contractual agreement or stated policy for charging net defined benefit cost Warranty term. Warranty Term Warranty term Valuation techniques used in fair value measurement [axis] Increase (decrease) through Allocation to noncontrolling interest. Increase (decrease) through Allocation to noncontrolling interest Allocation to non controlling interest Adjustments for Gain (Loss) on Disposals of Subsidiaries Adjustments for Gain (Loss) on Disposals of Subsidiaries Gain on disposal of subsidiaries (net) Market value of investment. Market Value Of Investment [Member] Market Value of Investment Revenue From government grants towards viability gap funding. Revenue From Government Grants Towards Viability Gap Funding viability gap funding Investments in deposits which maturity is more than three months. Investments In Deposits Which Maturity Is More Than Three Months Investment in deposits having residual maturity more than 3 months and mutual funds Investment in deposits having residual maturity more than 3 months and mutual funds Short-term deposits, classified as cash equivalents - Deposits with original maturity of less than 3 months - Deposits with original maturity of less than 3 months Description of accounting policy for liability for put options with non-controlling interests. Description Of Accounting Policy For Liability for Put Options with Non-controlling Interests Liability for put options with non-controlling interests Explanation of movement of contract assets explanatory. Explanation of Movement of Contract Assets Explanatory Schedule of Movement of Contract Assets Percentage of performed sensitivities reduced in profits. Percentage Of Performed Sensitivities Reduced In Profits Percentage of performed sensitivities reduced in profits ReNew Green (GJS Two) Private Limited. ReNew Green (GJS Two) Private Limited [Member] ReNew Green (GJS Two) Private Limited Portion of consideration paid (received) consisting of cash and cash equivalents Cash and cash equivalents Consideration received in cash and cash equivalents Cash and cash equivalents Less: cash balances acquired Description of accounting policy for treasury shares [text block] Treasury shares Others [Member] Others [Member] Others [member] Others Adjustments and eliminations. Adjustments And Eliminations [Member] Adjustments and Eliminations [Member] Name of subsidiary Name of companies Disclosure of detailed information about principal assumptions used in defined benefit plan. Disclosure of Detailed Information About Principal Assumptions Used in Defined Benefit Plan [Abstract] Renew solar services private limited. Renew Solar Services Private Limited [Member] ReNew Solar Services Private Limited Unused tax credits [member] Unused tax credits Minimum alternate tax Interest rate benchmarks [axis] Tranche twenty nine [Member]. Tranche Twenty Nine [Member] Tranche Twenty Nine Entity Common Stock, Shares Outstanding Deferred consideration received. Deferred Consideration Received Deferred consideration received Assets and liabilities [domain] Difference in written down value of as per books of account and tax laws [member] Difference In Written Down Value of As Per Books Of Account And Tax Laws [Member] Difference in written down value as per books of account and tax laws Difference in written down value as per books of account and tax laws Realisation of Previously Unrecognized Deferred Tax Assets Realisation of previously unrecognized deferred tax assets Previously unrecognised DTA realised Share premium [member] Share premium Other non-financial liabilities - Non-current Other Non-current Non-financial Liabilities Recognised As Of Acquisition Date Other non-current non-financial liabilities recognised as of acquisition date. Equity Ending balance Beginning balance Total Equity Total equity Equity holders of the parent Renew Hydro Storage Private Limited [Member] Renew Hydro Storage Private Limited. Renew Hydro Storage Private Limited Property plant and equipment cell and module manufacturing member. Property Plant And Equipment Cell And Module Manufacturing [Member] Plant and equipment (cell and module manufacturing) Disclosure of reconciliation of issued capital. Disclosure Of Reconciliation Of Issued Capital [Table] Disclosure Of Reconciliation Of Issued Capital [table] ReNew Solar (Shakti Four) Private Limited. ReNew Solar (Shakti Four) Private Limited [Member] ReNew Solar (Shakti Four) Private Limited Comprehensive income attributable to equity holders of the parent Comprehensive income attributable to equity holders of the parent Equity holders of the parent Profit (loss) of combined entity as if combination occurred at beginning of period Loss before tax Current Lease Liabilities Recognised As Of Acquisition Date Current lease liabilities recognised as of acquisition date. Lease liabilities Cash flows from continuing and discontinued operations [abstract] Net cash outflow arising on disposal Net cash inflow/outflow arising on disposal: Investments in subsidiaries, joint ventures and associates reported in separate financial statements Total investments in subsidiaries, joint ventures and associates reported in separate financial statements Investment in jointly controlled entities and associates [Restated, refer Note 51(a)] Actuarial assumption of expected rates of salary increases [member] Classes of property, plant and equipment [domain] Profit (loss) attributable to non-controlling interests including liability for put options with non-controlling interests Profit (loss) attributable to non-controlling interests including liability for put options with non-controlling interests Non-controlling interests Foreign currency translation. Foreign Currency Translation Foreign currency translation Tax rate differences Tax effect from change in tax rate Name of investor company. Name of Investor Company Investor company Disclosure of detailed information about reserve of share based payments of equity explanatory. Disclosure Of Detailed Information About Reserve Of Share Based Payments Of Equity Explanatory [Text Block] Summary of Share Based Payment Reserve Balances with banks Bank balances other than cash and cash equivalents Balances with banks Disclosure of increase in inventory of finished goods explanatory Disclosure of increase in inventory of finished goods explanatory. Increase in inventory of finished goods Tranche six [Member]. Tranche Six [Member] Tranche Six Disclosure of net defined benefit liability (asset) [text block] Summary of change in present value of defined benefit obligation Financial risk management objectives and policies. Financial Risk Management Objectives And Policies [Abstract] Reduction of issued capital Effect of approved capital reduction Effect of approved capital reduction Effect of approved capital reduction Disclosure of government grants [text block] Deferred government grant Revenue recognized from costs overruns. Revenue Recognized From Costs Overruns Revenue recognized from cost over runs Schedule of Other operating income. Schedule Of Other Operating Income [Abstract] RMG Acquisition Corparation II. RMG Acquisition Corparation II [Member] RMG Acquisition Corp II RMG II Amounts Recognised As Of Acquisition Date Current Asset Assumed [Abstract] Amounts recognised as of acquisition date current asset assumed. Current assets Proceeds from borrowings, classified as financing activities Total proceeds Proceeds from interest-bearing loans and borrowings Disclosure of net deferred tax liabilities. Disclosure Of Net Deferred Tax Liabilities [Abstract] Miscellaneous current liabilities [abstract] Current other liabilities Disclosure of detailed information about other equity interest of equity explanatory. Disclosure Of Detailed Information About Other Equity Interest Of Equity Explanatory [Text Block] Summary of Other Components of Equity Percentage of voting equity interests acquired Percentage of voting interest acquired Non-current provisions Provisions Total Long term provisions Retained earnings Ending balance Beginning balance Deferred tax liability not recognized as parent control distribution of earning of subsidiaries available for distribution Total retained earnings Renew E fuels greennh three private limited. Renew E Fuels Greennh Three Private Limited [Member] Renew E-Fuels Greennh3 Private Limited Percentage Of Increase In Discount Rate Percentage of increase in discount rate. Percentage of increase in discount rate Tranche nineteen [Member]. Tranche Nineteen [Member] Tranche Nineteen Disclosure of detailed information about noncurrent and current provisions and other provisions explanatory. Disclosure of Detailed Information about Noncurrent and Current Provisions and Other Provisions Explanatory Summary of Provisions and Reconciliation of Changes in Provision for Decommissioning Costs Disclosure of late payment surcharge from customers. Disclosure Of Late Payment Surcharge From Customers [Abstract] Disclosure of maturity profile of financial liabilities. Disclosure Of Maturity Profile Of Financial Liabilities [Table] ReNew Saur Urja Private Limited [Member] ReNew Saur Urja Private Limited Other contingent liabilities [member] Others Disposal Groups Date of Loss of Control Disposal Groups Date of Loss of Control Current advances recoverable. Current Advances Recoverable Advances recoverable Deferred tax liabilities (net) Deferred tax liabilities recognised as of acquisition date Deferred tax liabilities recognised as of acquisition date Trade receivables Trade receivables (refer Note 49), Total Gross carrying amount Trade receivables (refer Note 9) Disclosure of terms and conditions of share-based payment arrangement [text block] Schedule of Terms And Conditions of Share Based Payment Arrangement under Employee Stock Option Plan Schemes Equity and liabilities [abstract] Equity and liabilities Others Temporary difference unused tax losses and unused tax credits expiry terms. Temporary Difference Unused Tax Losses And Unused Tax Credits Expiry Terms Temporary difference, unused tax losses and unused tax credits, Expiry terms Interest accrued on receivables [Member] Interest accrued on receivables. Interest accrued on receivables Listing status. Listing Status Listing status Computer equipment [member] Computers ReNew Green (KAK Three) Private Limited. ReNew Green (KAK Three) Private Limited [Member] ReNew Green (KAK Three) Private Limited Investments in Optionally Convertible Debentures. Investments in Optionally Convertible Debentures [Member] Investment in optionally convertible debentures Financial liabilities measured at amortised cost. Financial Liabilities Measured At Amortised Cost [Abstract] Financial liabilities measured at amortised cost Purchase consideration payable. Purchase Consideration Payable Purchase consideration payable Defined contribution plan [Member]. Defined Contribution Plan [Member] Defined Contribution Plan [Member] ReNew Green (GJ Eleven) Private Limited. ReNew Green (GJ Eleven) Private Limited [Member] ReNew Green (GJ Eleven) Private Limited Disclosure of detailed information about property, plant and equipment [table] Current gratuity provision. Current Gratuity Provision Provision for gratuity (refer Note 41) Provision for gratuity (refer Note 37) Number Of debenture outstanding. Number Of Debenture Outstanding Numbers of NCDs outstanding Land [member] Freehold Land Floating Interest Rate with Secured Overnight Financing Rate (SOFR) [Member] Floating interest rate with secured overnight financing rate (SOFR). City Area Code Non current portion of noncurrent senior secured notes. Noncurrent Portion of Noncurrent Senior Secured Notes Term loan from financial institutions (secured) Disclosure of change in interest rates on financial liabilities explanatory. Disclosure Of Change In Interest Rates On Financial Liabilities Explanatory [Abstract] Interest rate benchmarks [domain] Proceeds from debentures issued by subsidiaries. Proceeds from Debentures Issued by Subsidiaries Proceeds from debentures issued by subsidiaries Short term borrowings Current borrowings, Total Interest-bearing loans and borrowings- Principal portion Buyer's / Supplier's credit Investment in entities under joint control [Text Block]. Investment In Entities Under Joint Control [Text Block] Joint arrangements and associates (a) Investments in entities under joint control Total cash and cash equivalents Cash and cash equivalents if different from statement of financial position Cash and cash equivalents at the beginning of the year Cash and cash equivalents at the end of the year Disclosure of detailed information about reserve of cash flow hedges of equity. Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [Abstract] Disclosure Of Detailed Information About Reserve Of Cash Flow Hedges Of Equity [abstract] Future operating and maintenance costs. Future Operating And Maintenance Costs Future operating and maintenance costs Auditor Name Disclosure of information for cash-generating units [text block] Summary of Break-Up of Carrying Value of Goodwill and Intangible Assets Cash-generating units [axis] Unbilled revenue. Unbilled Revenue Number of acquiree shares exchanged for company shares. Number of Acquiree Shares Exchanged for Company Shares Number of RPL shares exchanged for company shares Disclosure of detailed information about hedges [abstract] Date of grant of share-based payment arrangement Grant date Income approach [member] Income Approach Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in demographic assumptions - Change in demographic assumptions Increase (decrease) in net defined benefit liability (asset) resulting from actuarial losses (gains) arising from changes in demographic assumptions Financial Liabilities At Fvtpl Noncurrent [Abstract] Financial liabilities at Fvtpl noncurrent. Financial liabilities designated as fair value through profit & loss ReNew Green (TNJ Two) Private Limited. ReNew Green (TNJ Two) Private Limited [Member] ReNew Green (TNJ Two) Private Limited Working capital term loan (secured). Working Capital Term Loan Working capital term loan (secured) Working capital term loan Non-current liabilities Total non-current liabilities Statement of cash flows [abstract] ReNew Green (MPR Three) Private Limited. ReNew Green (MPR Three) Private Limited [Member] ReNew Green (MPR Three) Private Limited Other comprehensive income, attributable to owners of parent OCI for the year Revenue flow domain. Revenue Flow [Domain] Disclosure Of Detailed Information About Short Term Borrowings Table Disclosure Of Detailed Information About Short Term Borrowings [Table] Disclosure of detailed information about investment property [line items] Disclosure of derivative financial instruments [text block] Derivative instruments Derivative instruments ReNew Green (GJ five ) Private Limited. ReNew Green (GJ five ) Private Limited [Member] ReNew Green (GJ five) Private Limited Helios Infratech Private Limited [Member] Helios Infratech Private Limited Financial Assets At Fair Value category [Member] Financial Assets At Fair Value category [Member] Financial assets measured at fair value through profit or loss Financial assets at fair value 2021 Incentive Award and 2025 ESOP Plan and ESPP Plan Two Thousand Twenty One Incentive Award and Two Thousand Twenty Five Employee Stock Option Plan and Employee Stock Purchase Plan [Member] Two Thousand Twenty One Incentive Award and Two Thousand Twenty Five Employee Stock Option Plan and Employee Stock Purchase Plan. ReNew Saur Shakti Private Limited. ReNew Saur Shakti Private Limited [Member] ReNew Saur Shakti Private Limited Disclosure of contingent liabilities [text block] Summary of Contingent Liabilities ReNew Solar (Shakti Nine) Private Limited. ReNew Solar (Shakti Nine) Private Limited [Member] ReNew Solar (Shakti Nine) Private Limited ReNew Wind Energy (Welturi) Private Limited [Member] ReNew Wind Energy (Welturi) Private Limited Disclosure of credit risk. Disclosure Of Credit Risk [Table] Allowance for credit losses [member] Expected credit losses Expected credit losses Gains (losses) on cash flow hedges, before tax Net (loss) / gain on cash flow hedge reserve Gain / (loss) recognised on cash flow hedges Emission reduction certificates (recorded as government grants). Emission Reduction Certificates Recorded As Government Grants Emission reduction certificates (recorded as government grants) Disclosure of inventories [text block] Inventories Litigation Case [Axis] Depreciation on right of use assets disposed off. Depreciation On Right Of Use Assets Disposed Off Disposal of subsidiaries Difference in written down value of PPE and intangibles as per books of account and tax laws Difference in Written Down Value of PPE and Intangibles as per Books of Account and Tax Laws [Member] Difference in Written Down Value of PPE and Intangibles as per Books of Account and Tax Laws. Loans from financial institutions. Loans From Financial Institutions Loans from financial institutions Key management personnel compensation, share-based payment Remuneration to key management personnel, share based payment Interest coupon rate Borrowings, interest rate Interest rate % Classes of assets [axis] Classes of assets [axis] Shares pending cancellation. Shares Pending Cancellation Shares pending cancellation Shares pending cancellation Changes Due To Exchange Rate Fluctuation To Right Of Use Assets Changes due to exchange rate fluctuation to right of use assets. Changes due to exchange rate fluctuation Non convertible debentures tranche [Axis]. Non Convertible Debentures Tranche [Axis] Revenue from external customers. Revenue From External Customers [Member] ReNew Wind Energy (Karnataka Two) Private Limited [Member] ReNew Wind Energy (Karnataka Two) Private Limited Regent Climate Connect Knowledge Solutions Private Limited Member Regent Climate Connect Knowledge Solutions Private Limited [Member] Regent Climate Connect Knowledge Solutions Private Limited ReNew Wind Energy (Karnataka Three) Private Limited [Member] ReNew Wind Energy (Karnataka 3) Private Limited Disclosure of net defined benefit liability (asset) [line items] Net deferred tax assets Deferred tax assets (net) Non-adjusting events after reporting period [domain] Impairment of financial assets. Impairment of Financial Assets Impairment allowances for financial assets Reduction of issued capital shares. Reduction of Issued Capital Shares Effect of approved capital reduction, shares Financial assets designated as a hedge instrument at fair value. Financial Assets Designated as a Hedge Instrument at Fair Value [Member] Financial assets designated as a hedge instrument at fair value Non-current Lease Liabilities Recognised As Of Acquisition Date Non-current lease liabilities recognised as of acquisition date. Lease liabilities Other equity interest [member] Other equity interest Trade receivables outstanding amount. Trade Receivables Outstanding Amount Trade receivables outstanding amount Right of use assets decrease due to disposal. Right Of Use Assets Decrease Due To Disposal Disposal of subsidiaries Borrowings earliest redemption date. Borrowings Earliest Redemption Date Earliest redemption date Non-controlling interests Non-controlling interests (not considered individually material) Non-controlling interests Cash flows from (used in) operating activities [abstract] Cash flows from operating activities Percentage of performed sensitivities reduced in revenues. Percentage Of Performed Sensitivities Reduced In Revenues Percentage of performed sensitivities reduced in revenues Change in fair value of warrants income (expense). Change in Fair Value of Warrants Income (Expense) Change in fair value of warrants Foreign Currency Forwards [Member] Foreign Currency Forwards Income Tax Disallowances Or Legal Proceedings Contingent Liability [Member] Income tax disallowances / demands under litigation Expected volatility, share options granted Volatility (%) Expected volatility (%) Entity Address, Country Non-current trade receivables Trade receivable- non current Trade receivables Star Solar Power Private Limited [Member] Star Solar Power Private Limited Disclosure of detailed information about reserve of exchange differences on translation of equity explanatory. Disclosure Of Detailed Information About Reserve Of Exchange Differences On Translation Of Equity Explanatory [Text Block] Summary of Foreign Currency Translation Reserve Description of accounting policy for measuring inventories [text block] Inventories Leasehold improvements [member] Leasehold improvements Adjustments for increase (decrease) in trade accounts payable and other liabilities. Adjustments for increase (decrease) in trade accounts payable and other liabilities Increase in trade payables and other liabilities Disclosure of cash and bank balances at central banks [text block] Cash and bank balances Term of agreement based on which discount rate is applied. Term Of Agreement Based On Which Discount Rate Is Applied Term of agreement based on which discount rate is applied Level 2 of fair value hierarchy [member] Level 2 Deferred revenue classified as current. Deferred Revenue Classified As Current Deferred revenue Percentage of Change in Revenue Growth Rate Percentage of change in revenue growth rate. Change in revenue growth rate Reduction in revenue growth rate Provision for operation and maintenance current. Provision For Operation And Maintenance Current Provision for operation and maintenance Two Thousand Twenty Five Employee Stock Option Plan Granted In November Fifteen Two Thousand Twenty Five [Member] Two thousand twenty five employee stock option plan granted in September fifteen two thousand twenty five. 2025 Employee Stock Option Plan - Grant date: 15.11.2025 Comprehensive income, attributable to non-controlling interests Non-controlling interests Total comprehensive income, attributable to non-controlling interests Non-controlling interests (pertains to subsidiaries not considered individually material to the Group) Government Grant Receivable Member Government Grant Receivable [Member] Government grant receivable Unamortised ancillary borrowing cost written off. Unamortised Ancillary Borrowing Cost Written Off Unamortised ancillary borrowing cost written off Non current portion of interest bearing loans and borrowings net Non current Portion Of Interest Bearing Loans And Borrowings Net Interest-bearing loans and borrowings - net Two thousand Twenty One Incentive Plan Granted in June Ten Two thousand twenty two. Two thousand Twenty One Incentive Plan Granted in June Ten Two thousand twenty two [Member] 2021 Incentive Plan - Grant date: June 10, 2022 Increase (decrease) through other changes, liabilities arising from financing activities Other changes Lessor Agreement Period. Lessor Agreement Period Disclosure of detailed information about other equity interest of equity. Disclosure Of Detailed Information About Other Equity Interest Of Equity [Line Items] Disclosure Of Detailed Information About Other Equity Interest Of Equity [line Items] Proceeds and payments from deposits which maturity is more than three months. Proceeds and Payments from Deposits which Maturity is More Than Three Months Redemption of deposits having residual maturity more than 3 months and mutual funds Disclosure of disaggregation of revenue from contracts with customers [abstract] Rajat Renewables Limited Member Rajat Renewables Limited [Member] Rajat ReNewables Limited Decrease (increase) in inventories of finished goods and work in progress Increase in inventory Increase in inventory of finished goods Auditor Location Share Based Payment Arrangement Performance Linked Vesting Tranche Three [Member] Share based payment arrangement performance linked vesting tranche three. Performance Linked Vesting 36 months Actuarial assumptions [axis] Disclosure of detailed information about hedges [table] Tax expense (income) relating to profit (loss) from ordinary activities of discontinued operations Income tax expense Income tax expense ReNew E-Fuels Private Limited ReNew E-Fuels Private Limited [Member] ReNew E-Fuels Private Limited Purchase consideration paid. Purchase Consideration Paid Purchase consideration paid Lessor lease payments to be received. Lessor Lease Payments To Be Received Future minimum rentals receivable Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities Acquisition of subsidiaries, net of cash acquired Cash flows used in obtaining control of subsidiaries or other businesses ReNew Green (GJ Ten) Private Limited. ReNew Green (GJ Ten) Private Limited [Member] ReNew Green (GJ Ten) Private Limited Disclosure of other operating income [text block] Other operating income Series B Optionally Convertible Redeemable Preference Shares [Member] Series B optionally convertible redeemable preference shares. Series B Optionally Convertible Redeemable Preference Shares ReNew Medak Power Private Limited. ReNew Medak Power Private Limited [Member] ReNew Medak Power Private Limited Disclosure Of Bank Balances Other Than Cash And Cash Equivalents Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Abstract] Disclosure Of Bank Balances Other Than Cash And Cash Equivalents [Abstract] Short term interest bearing loans and borrowings. Short Term Interest Bearing Loans And Borrowings [Member] Short Term Interest Bearing Loans And Borrowings [Member] Other current non-financial assets. Other Current Non Financial Assets [Abstract] Current Gains on disposals of property, plant and equipment Gain on sale of property, plant and equipment Deferred tax assets Deferred tax assets (net) Deferred tax assets Deferred tax assets Current Portion Of Non-current Secured Bank Loans Received Current portion of non-current secured bank loans received. Current portion of Long term interest bearing loans and borrowings, Compulsorily convertible debentures (unsecured) Sales consideration Total consideration for sale of subsidiary Consideration received for sale Total Consideration Deferred consideration Cash consideration paid Consideration equal to Disclosure of subsidiaries [line items] Disclosure of lease liabilities at amortised cost and the movements. Disclosure of Lease Liabilities at Amortized Cost and the Movements [Text Block] Summary of Carrying Amounts of Lease Liabilities Carried at Amortized Cost RenServ Global Private Limited. RenServ Global Private Limited [Member] RenServ Global Private Limited Disclosure of reconciliation of authorized share capital explanatory. Disclosure Of Reconciliation Of Authorized Share Capital Explanatory [Text Block] Summary of Authorized Share Capital Statements [Table] Statement [Table] Two thousand Twenty One Incentive Plan Granted in August Twenty Two Two thousand twenty two. Two thousand Twenty One Incentive Plan Granted in August Twenty Two Two thousand twenty two [Member] 2021 Incentive Plan - Grant date: August 22, 2022 Foreign Currency Call Options [Member] Foreign Currency Call Options Percentage of increase (decrease) in market value of warrant. Percentage Of Increase (Decrease) In Market Value Of Warrant Increase / (decrease) in market value of warrant Interest rate for lease liabilities. Interest Rate For Lease Liabilities Effective interest rate for lease liabilities Categories of financial liabilities [domain] Other Payables [Abstract] Other Payables [Abstract] Other payables Disclosure of transactions between related parties [table] Adjustment to arrive at number of equity instruments amount. Adjustment to Arrive at Number of Equity Instruments Amount Adjustment to arrive at number of equity instruments amount Loan. Loan [Member] Loan Disclosure of Long term interest bearing loans and borrowings [Table] Disclosure Of Long Term Interest Bearing Loans And Borrowings Table Cash and Cash Equivalent Received on Acquisition Cash and cash equivalent received on acquisition. Cash & cash equivalents received on acquisition (refer Note 52) Impairment loss on receivables or contract assets arising from contracts with customers Impairment losses on receivables arising from contracts with customers Fluence India ReNew JV Private Limited. Fluence India ReNew JV Private Limited [Member] Fluence India ReNew JV Private Limited Entity Interactive Data Current Disclosure of credit risk. Disclosure Of Credit Risk [Abstract] Trade payables. Trade Payables [Member] Trade Payables [Member] Trade payables Disclosure of reconciliation of changes in intangible assets and goodwill [line items] ReNew Solar (Shakti Six) Private Limited. ReNew Solar (Shakti Six) Private Limited [Member] ReNew Solar (Shakti Six) Private Limited Increase decrease through creation of debenture redemption reserve. Increase Decrease Through Creation Of Debenture Redemption Reserve Debenture redemption reserve created during the year Ostro Dhar Wind Private Limited [Member] Ostro Dhar Wind Private Limited Advance from customers current. Advance From Customers Current Advance from customers Renew Surya Ojas Private Limited Member Renew Surya Ojas Private Limited [Member] ReNew Surya Ojas Private Limited Provision for operation and maintenance equalisation [member] Provision for operation and maintenance equalisation [Member] Provision for operation and maintenance equalisation Provision for operation and maintenance equalisation One time charge for moving alternate lower tax regime One Time Charge for Moving Alternate Lower Tax Regime One time charge for moving alternate lower tax regime. Disclosure of detailed information about secured non convertible debentures [Table]. Disclosure Of Detailed Information About Secured Non Convertible Debentures [Table] Non-current lease prepayments Total Contract assets [abstract] Tranche fourteen [Member]. Tranche Fourteen [Member] Tranche Fourteen Increase (decrease) through net exchange differences, intangible assets other than goodwill Exchange differences Disclosure of business combinations [text block] Business combination Financial assets Financial assets at end of period Financial assets at beginning of period Total financial assets Carrying value Depreciation and amortisation expense Depreciation and amortisation Total Depreciation and amortisation expense Depreciation and amortisation expense Disclosure of prepayments and other assets [text block] Prepayments Post-employment benefit expense in profit or loss, defined benefit plans Gratuity expense (refer Note 37) Net benefit expense Gratuity expense Disclosure of quantitative information about right-of-use assets [text block] Summary of Right of Use Assets Items of contingent liabilities [domain] Bidwal Renewable Private Limited [Member] Bidwal Renewable Private Limited Debenture redemption reserve [Member]. Debenture Redemption Reserve [Member] Debenture redemption reserve Long term interest bearing loans and borrowings recognised as of acquisition date. Long Term Interest Bearing Loans And Borrowings Recognised As Of Acquisition Date Interest-bearing loans and borrowings - Principal portion Presentation of leases for lessee [abstract] Government Grant Viability Gap Funding [member] Government Grant Viability Gap Funding [Member] Government Grant Viability Gap Funding Government grant (viability gap funding) Acquisitions through business combinations, intangible assets other than goodwill Acquisition through business combination Two Thousand Twenty One Incentive Plan Granted In October Twenty Three Two Thousand Twenty Four [Member] Two thousand twenty one incentive plan granted in october twenty three two thousand twenty four. 2021 Incentive Plan - Grant date: October 23, 2024 Shares convertible into equity shares of subsidiary, term Shares convertible into equity shares of subsidiary, Term Shares convertible into equity shares of subsidiary, Term Two thousand eighteen stock option plan modified. Two Thousand Eighteen Stock Option Plan Modified [Member] 2018 Stock Option Plan Modified Disclosure of detailed information about service concession arrangements [table] Disclosure of classes of share capital [abstract] Current warrant liability Derivative instruments - share warrants Issued capital [member] Issued capital Description of accounting policy for government grants [text block] Government grants Ostro Kannada Power Private Limited Member Ostro Kannada Power Private Limited [Member] Ostro Kannada Power Private Limited Sunworld Solar Power Private Limited. Sunworld Solar Power Private Limited [Member] Sunworld Solar Power Private Limited ReNew Solar Energy (Karnataka) Private Limited [Member] ReNew Solar Energy (Karnataka) Private Limited Later than four years and not later than five years [member] Between 4 - 5 Years [Member] Increase decrease through shares pending cancellation Increase decrease through shares pending cancellation Shares pending cancellation Shares pending cancellation amount Later than one year and not later than five years [member] 1 to 5 years [member] Intangible assets residual value as a percentage of original cost. Intangible Assets Residual Value As A Percentage Of Original Cost Intangible assets residual value as a percentage of original cost Molagavalli Renewable Private Limited [Member] Molagavalli Renewable Private Limited ReNew Wind Energy Varekarwadi Private Limited [Member] ReNew Wind Energy Varekarwadi Private Limited ReNew Wind Energy (Varekarwadi) Private Limited Other revenue Other income Two Thousand Twenty Five Employee Share Purchase Plan [Member] Two thousand twenty five employee share purchase plan. 2025 Employee Share Purchase Plan Weighted average remaining contractual life of outstanding share options Weighted average remaining contractual life of options granted during current period Weighted average expected life of options granted Noncurrent portion of noncurrent secured bank loans receivable. Noncurrent Portion of Noncurrent Secured Bank Loans Receivable Optionally convertible debentures (unsecured) Liability for put options - others Other Liability for Put Options Other liability for put options. Renew private limited. Renew Private Limited [Member] RPL ReNew Private Limited Gains on disposals of property, plant and equipment and Right of use assets Gains on disposals of property, plant and equipment and Right of use assets. Gain on sale of property, plant and equipment and ROU assets Bhumi Prakash Private Limited [Member] Bhumi Prakash Private Limited Disclosure of Detailed Information About Change in Noncontrolling Interest without Loss of Control. Disclosure of Detailed Information About Change in Noncontrolling Interest without Loss of Control [Table Text Block] Summary Of Change In Noncontrolling Interest Without Loss Of Control ReNew Sun Energy Private Limited [Member] ReNew Sun Energy Private Limited Disclosure Of Detailed Information About Fair Value Measurement Of Assets And Liabilities [Table] ReNew Surya Alok Private Limited [Member] ReNew Surya Alok Private Limited Disclosure of information about maturity profile of defined benefit obligation. Disclosure of Information About Maturity Profile of Defined Benefit Obligation [Line Items] Financial risk management objectives and policies. Financial Risk Management Objectives And Policies [Table] Bank balances other than cash and cash equivalents recognised as of acquisition date. Bank Balances Other Than Cash And Cash Equivalents Recognised As Of Acquisition Date Bank balances other than cash and cash equivalent Local Phone Number Total Other current liabilities Other current liabilities Disclosure of detailed information about debentures redemption reserve of equity explanatory. Disclosure Of Detailed Information About Debentures Redemption Reserve Of Equity Explanatory [Text Block] Summary of Debenture Redemption Reserve Percentage of currently estimated plant load factor. Percentage of Currently Estimated Plant Load Factor Percentage of currently estimated PLF ReNew Surya Spark Private Limited. ReNew Surya Spark Private Limited [Member] ReNew Surya Spark Private Limited Disposals Property Plant And Equipments. Disposals Property Plant And Equipments Disposals during the year Description of accounting policy for intangible assets other than goodwill [text block] Intangible assets Disclosure of detailed information about investment property [table] Disclosure of detailed information about other non financial liabilities explanatory. Disclosure Of Detailed Information About Other Non Financial Liabilities Explanatory Summary of Other non-financial liabilities Auditor Opinion [Text Block] Schedule Of Revenue And (Loss) / Profit Before Tax [Table Text Block] Schedule Of Revenue And (Loss) / Profit Before Tax. Schedule Of Revenue And (Loss) / Profit Before Tax ReNew Wind Energy (AP Four) Private Limited [Member] ReNew Wind Energy (AP 4) Private Limited Disclosure of detailed information about retained earnings of equity. Disclosure Of Detailed Information About Retained Earnings Of Equity [Abstract] Disclosure Of Detailed Information About Retained Earnings Of Equity [abstract] Disclosure of detailed information about Series A compulsory convertible preference shares explanatory. Disclosure of Detailed Information about Series A Compulsory Convertible Preference Shares Explanatory [Text Block] Summary of Compulsorily Convertible Preference Shares Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] Inventories Closing balance of inventories Finished Goods Finished Goods [Member] Finished Goods [Member] Identifiable assets acquired (liabilities assumed) Net identifiable assets acquired (liabilities assumed) Total identifiable net assets at fair value Effective Interest Rate On Bank Deposit Effective Interest Rate On Bank Deposit Effective interest rate on Bank deposit ReNew green CGS one private limited. ReNew Green CGS One Private Limited [Member] ReNew Green (CGS One) Pvt. Ltd. ReNew Green (CGS One) Private Limited Employee benefits expense Employee benefits expense Total Employee benefits expense Less: Employee benefit expenses Disclosure of disposal groups classified as held for sale [Line Items]. Disclosure of Disposal Groups Classified as Held For Sale [Line Items] Disclosure of detailed information about unsecured compulsorily convertible debentures explanatory. Disclosure Of Detailed Information About Unsecured Compulsorily Convertible Debentures Explanatory [Text Block] Summary of Compulsorily Convertible Debentures (Unsecured) Terms of Conversion of CCDs AVP Powerinfra Private Limited [Member] AVP Powerinfra Private Limited Zemira Renewable Energy Limited [Member] Zemira Renewable Energy Limited Other comprehensive income that will be reclassified to profit or loss, net of tax Net other comprehensive loss that may be reclassified to profit or loss in subsequent periods Share of profit (loss) of joint ventures accounted for using equity method Share in loss of jointly controlled entities Share of loss of jointly controlled entities Disclosure of net deferred tax assets explanatory. Disclosure Of Net Deferred Tax Assets Explanatory [Text Block] Summary of Deferred Tax Assets (Net) Disclosure of Cash and Cash Equivalents and Bank Balances Other than Cash and Cash Equivalents Explanatory Table Text Block Disclosure of Cash and Cash Equivalents and Bank Balances Other Than Cash and Cash Equivalents Explanatory Table Text Block Summary of Cash and Cash Equivalents and Bank Balances Other Than Cash and Cash Equivalents Explanatory Adjustments to reconcile profit (loss) [abstract] Adjustments to reconcile profit before tax to net cash flows: Disclosure of sensitivity analysis for actuarial assumptions [table] Koppal narendra transmission limited. Koppal Narendra Transmission Limited [Member] Koppal- Narendra Transmission Limited Shares and debentures issued by subsidiaries. Shares And Debentures Issued by Subsidiaries Equity component of debentures and shares issued by subsidiaries Loan from related party. Loan From Related Party Loan from related party (unsecured) Loan from related party ReNew Green (GJ Thirteen) Private Limited. ReNew Green (GJ Thirteen) Private Limited [Member] ReNew Green (GJ Thirteen) Private Limited ReNew Green (GJ Six ) Private Limited. ReNew Green (GJ Six ) Private Limited [Member] ReNew Green (GJ Six) Private Limited Employee benefit and other expenses. Employee Benefit And Other Expenses Employee benefit and other expenses Interest accrued on fixed deposits. Interest Accrued On Fixed Deposits [Member] Interest accrued on fixed deposits Disclosure of net deferred tax liabilities explanatory. Disclosure Of Net Deferred Tax Liabilities Explanatory [Text Block] Summary of Deferred Tax Liabilities (Net) Number of share options exercised or lapsed in sharebased payment arrangement Number of share options exercised or lapsed in sharebased payment arrangement Exercised/ lapsed during the year Two thousand twenty one incentive plan granted in may twenty four two thousand twenty four. Two Thousand Twenty One Incentive Plan Granted In May Twenty Four Two Thousand Twenty Four [Member] 2021 Incentive Plan - Grant date: May 24, 2024 Financial Liabilities At Amortised Cost [Abstract] Financial liabilities at amortised cost Current assets Current assets Total current assets Liabilities arising from financing activities [axis] Liabilities arising from financing activities [axis] Power purchase agreement cumulative capacity. Power Purchase Agreement Cumulative Capacity PPA cumulative capacity of MW ReNew Wind Energy Jamb Private Limited [Member] ReNew Wind Energy (Jamb) Private Limited Bank overdrafts Less: Bank overdraft (refer Note 23) Levels of fair value hierarchy [domain] Disclosure of objectives, policies and processes for managing capital [text block] Capital management Time Linked Vesting 36 months Share Based Payment Arrangement Time Linked Vesting Tranche Three [Member] Share based payment arrangement time linked vesting tranche three. Joint ventures [axis] Disclosure of group information. Disclosure of Group Information [Abstract] Disclosure of information for cash-generating units [line items] Broker Purchased Share Broker Purchased Share Broker purchased share Entity Emerging Growth Company Purchase of treasury shares Shares bought back, held as treasury stock Reduction in retained earnings due to shares repurchased into treasury Shares bought back, held as treasury stock Disclosure of detailed information about other equity Interest of equity. Disclosure Of Detailed Information About Other Equity Interest Of Equity [Table] Disclosure Of Detailed Information About Other Equity Interest Of Equity [table]