| (Rs.in Million) | 
| Particulars | Mar 2025 | Mar 2024 | Mar 2023 | Mar 2022 | Mar 2021 | 
| EQUITY AND LIABILITIES | 0 | 0 | 0 | 0 | 0 | 
| Share Capital | 394.30 | 394.30 | 394.29 | 401.79 | 406.89 | 
| Equity - Authorised | 450.00 | 450.00 | 450.00 | 450.00 | 450.00 | 
| Equity - Issued | 394.30 | 394.30 | 394.29 | 401.79 | 406.89 | 
| Equity Paid Up | 394.30 | 394.30 | 394.29 | 401.79 | 406.89 | 
| Equity Shares Forfeited | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Adjustments to Equity | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Preference Capital Paid Up | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Face Value | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 
| Share Warrants & Outstandings | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Total Reserves | 10036.90 | 7773.10 | 6043.40 | 5917.29 | 5815.37 | 
| Securities Premium | 9.40 | 9.40 | 9.41 | 9.41 | 9.41 | 
| Capital Reserves | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Profit & Loss Account Balance | 10013.10 | 7749.30 | 6019.59 | 5900.98 | 5804.16 | 
| General Reserves | 1.00 | 1.00 | 1.01 | 1.00 | 1.01 | 
| Other Reserves | 13.40 | 13.40 | 13.40 | 5.90 | 0.80 | 
| Reserve excluding Revaluation Reserve | 10036.90 | 7773.10 | 6043.40 | 5917.29 | 5815.37 | 
| Revaluation reserve | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Shareholder's Funds | 10431.20 | 8167.40 | 6437.69 | 6319.08 | 6222.26 | 
| Minority Interest | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Long-Term Borrowings | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Secured Loans | 3064.00 | 2678.00 | 2088.47 | 1023.49 | 426.70 | 
| Non Convertible Debentures | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Converible Debentures & Bonds | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Packing Credit - Bank | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Inter Corporate & Security Deposit | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Term Loans - Banks | 3934.60 | 2967.60 | 1886.86 | 997.80 | 540.15 | 
| Term Loans - Institutions | 0.00 | 449.70 | 431.35 | 199.95 | 0.00 | 
| Other Secured | -870.60 | -739.30 | -229.74 | -174.26 | -113.45 | 
| Unsecured Loans | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Fixed Deposits - Public | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Loans and advances from subsidiaries | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Inter Corporate Deposits (Unsecured) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Foreign Currency Convertible Notes | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Long Term Loan in Foreign Currency | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Loans - Banks | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Loans - Govt. | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Loans - Others | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Unsecured Loan | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Deferred Tax Assets / Liabilities | 285.30 | 228.80 | 279.61 | 297.14 | 306.05 | 
| Deferred Tax Assets | 163.40 | 175.90 | 87.58 | 81.71 | 74.64 | 
| Deferred Tax Liability | 448.70 | 404.70 | 367.19 | 378.85 | 380.69 | 
| Other Long Term Liabilities | 205.10 | 14.50 | 26.52 | 87.31 | 32.48 | 
| Long Term Trade Payables | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Long Term Provisions | 356.10 | 302.10 | 256.53 | 1359.17 | 978.91 | 
| Total Non-Current Liabilities | 3910.50 | 3223.40 | 2651.12 | 2767.11 | 1744.14 | 
| Current Liabilities | 0 | 0 | 0 | 0 | 0 | 
| Trade Payables | 2857.70 | 2477.40 | 1698.52 | 1788.42 | 1493.69 | 
| Sundry Creditors | 2857.70 | 2477.40 | 1698.52 | 1788.42 | 1493.69 | 
| Acceptances | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Due to Subsidiaries- Trade Payables | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Current Liabilities | 1946.50 | 1683.10 | 1062.51 | 817.35 | 451.50 | 
| Bank Overdraft / Short term credit | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Advances received from customers | 162.70 | 154.00 | 118.05 | 67.46 | 41.79 | 
| Interest Accrued But Not Due | 23.60 | 18.00 | 13.02 | 4.75 | 2.46 | 
| Share Application Money | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Current maturity of Debentures & Bonds | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Current maturity - Others | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Liabilities | 1760.20 | 1511.10 | 931.44 | 745.14 | 407.25 | 
| Short Term Borrowings | 0.00 | 13.80 | 861.89 | 400.18 | 0.00 | 
| Secured ST Loans repayable on Demands | 0.00 | 13.80 | 539.90 | 47.65 | 0.00 | 
| Working Capital Loans- Sec | 0.00 | 13.80 | 539.90 | 47.65 | 0.00 | 
| Buyers Credits - Unsec | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Commercial Borrowings- Unsec | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Unsecured Loans | 0.00 | -13.80 | -217.90 | 304.88 | 0.00 | 
| Short Term Provisions | 828.70 | 713.70 | 584.47 | 384.76 | 422.00 | 
| Proposed Equity Dividend | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Provision for Corporate Dividend Tax | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Provision for Tax | 747.00 | 639.70 | 512.25 | 329.33 | 384.52 | 
| Provision for post retirement benefits | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Preference Dividend | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Provisions | 81.70 | 74.00 | 72.21 | 55.43 | 37.48 | 
| Total Current Liabilities | 5632.90 | 4888.00 | 4207.39 | 3390.71 | 2367.19 | 
| Total Liabilities | 19974.60 | 16278.80 | 13296.20 | 12476.90 | 10333.58 | 
| ASSETS | 0 | 0 | 0 | 0 | 0 | 
| Gross Block | 16863.90 | 13323.30 | 10202.87 | 9772.83 | 7944.41 | 
| Less: Accumulated Depreciation | 4190.50 | 3401.20 | 2944.71 | 2396.90 | 1910.46 | 
| Less: Impairment of Assets | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Net Block | 12673.40 | 9922.10 | 7258.16 | 7375.93 | 6033.95 | 
| Lease Adjustment A/c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Capital Work in Progress | 645.60 | 642.00 | 1182.45 | 28.50 | 98.29 | 
| Non Current Investments | 371.90 | 205.00 | 40.41 | 0.00 | 33.95 | 
| Long Term Investment | 371.90 | 205.00 | 40.41 | 0.00 | 33.95 | 
| Quoted | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Unquoted | 371.90 | 205.00 | 40.41 | 0.00 | 33.95 | 
| Long Term Loans & Advances | 416.90 | 284.10 | 297.38 | 1379.93 | 1029.03 | 
| Other Non Current Assets | 99.50 | 48.30 | 28.89 | 5.52 | 5.02 | 
| Total Non-Current Assets | 14207.30 | 11101.50 | 8807.29 | 8789.88 | 7200.24 | 
| Current Assets  Loans & Advances | 0 | 0 | 0 | 0 | 0 | 
| Currents Investments | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Quoted | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Unquoted | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Inventories | 2299.00 | 1767.80 | 1535.76 | 1243.69 | 1126.81 | 
| Raw Materials | 346.80 | 293.70 | 315.59 | 245.65 | 250.08 | 
| Work-in Progress | 666.90 | 514.50 | 372.11 | 348.10 | 288.74 | 
| Finished Goods | 706.40 | 540.80 | 425.01 | 327.76 | 230.66 | 
| Packing Materials | 82.60 | 54.90 | 45.16 | 39.58 | 31.81 | 
| Stores  and Spare | 263.20 | 185.10 | 168.33 | 119.74 | 109.74 | 
| Other Inventory | 233.10 | 178.80 | 209.56 | 162.86 | 215.77 | 
| Sundry Debtors | 1949.90 | 2139.70 | 2104.44 | 2011.61 | 1327.04 | 
| Debtors more than Six months | 8.60 | 13.40 | 2.22 | 3.83 | 4.67 | 
| Debtors Others | 1944.10 | 2130.60 | 2103.82 | 2011.12 | 1327.04 | 
| Cash and Bank | 200.60 | 126.50 | 23.77 | 15.66 | 186.70 | 
| Cash in hand | 1.20 | 1.20 | 0.58 | 0.65 | 0.57 | 
| Balances at Bank | 199.40 | 107.20 | 23.19 | 15.01 | 186.13 | 
| Other cash and bank balances | 0.00 | 18.10 | 0.00 | 0.00 | 0.00 | 
| Other Current Assets | 256.90 | 61.30 | 42.01 | 23.55 | 27.49 | 
| Interest accrued on Investments | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Interest accrued on Debentures | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Deposits with Government | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Interest accrued and or due on loans | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Prepaid Expenses | 32.70 | 33.20 | 20.39 | 17.87 | 17.32 | 
| Other current_assets | 224.20 | 28.10 | 21.62 | 5.68 | 10.17 | 
| Short Term Loans and Advances | 1060.90 | 1082.00 | 782.93 | 381.91 | 422.91 | 
| Advances recoverable in cash or in kind | 25.90 | 13.20 | 40.20 | 15.18 | 8.65 | 
| Advance income tax and TDS | 742.70 | 634.50 | 484.33 | 302.44 | 373.89 | 
| Amounts due from directors | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Due From Subsidiaries | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Inter corporate deposits | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Corporate Deposits | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Loans & Advances | 292.30 | 434.30 | 258.40 | 64.29 | 40.36 | 
| Total Current Assets | 5767.30 | 5177.30 | 4488.90 | 3676.42 | 3090.95 | 
| Net Current Assets (Including Current Investments) | 134.40 | 289.30 | 281.52 | 285.71 | 723.76 | 
| Miscellaneous Expenses not written off | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Total Assets | 19974.60 | 16278.80 | 13296.20 | 12476.90 | 10333.58 | 
| Contingent Liabilities | 6040.00 | 3410.00 | 3375.00 | 3059.58 | 633.40 | 
| Total Debt | 3934.60 | 3431.10 | 3180.10 | 1597.93 | 540.15 | 
| Book Value | 52.91 | 41.43 | 32.66 | 31.45 | 30.58 | 
| Adjusted Book Value | 52.91 | 41.43 | 32.66 | 31.45 | 30.58 |