| Particulars | Mar 2025 (Rs.Cr) | Mar 2024 (Rs.Cr) | Mar 2023 (Rs.Cr) | Dec 2021 (Rs.Cr) | Dec 2020 (Rs.Cr) | Dec 2019 (Rs.Cr) | 
|   |   |   |   |   |   | 
| Share Capital   | 187.99 | 187.99 | 187.99 | 187.99 | 187.99 | 187.99 | 
| Reserves Total   | 18082.94 | 15833.96 | 13855.01 | 14040.44 | 12473.45 | 11333.29 | 
| Equity Share Warrants | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Equity Application Money | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Total Shareholders Funds | 18270.93 | 16021.95 | 14043.00 | 14228.43 | 12661.44 | 11521.28 | 
| Secured Loans   | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Unsecured Loans   | 429.77 | 354.85 | 153.04 | 125.58 | 83.98 | 0.00 | 
| Total Debt | 429.77 | 354.85 | 153.04 | 125.58 | 83.98 | 0.00 | 
| Other Liabilities | 293.61 | 149.18 | 176.26 | 214.30 | 213.57 | 234.13 | 
| Total Liabilities | 18994.31 | 16525.98 | 14372.30 | 14568.31 | 12958.99 | 11755.41 | 
|   |   |   |   |   |   | 
| Gross Block   | 16159.86 | 14527.45 | 12017.08 | 10448.08 | 9809.29 | 9397.23 | 
| Less : Accumulated Depreciation  | 6065.16 | 5127.10 | 4357.74 | 3552.23 | 3150.69 | 2405.86 | 
| Less:Impairment of Assets | 341.34 | 173.05 | 173.05 | 173.05 | 0.00 | 0.00 | 
| Net Block  | 9753.36 | 9227.30 | 7486.29 | 6722.80 | 6658.60 | 6991.37 | 
| Lease Adjustment | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Capital Work in Progress | 1615.88 | 972.03 | 1683.05 | 1212.10 | 545.30 | 435.34 | 
| Producing Properties | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Investments   | 2741.89 | 1374.07 | 192.73 | 192.73 | 220.63 | 230.15 | 
| Current Assets, Loans & Advances |   |   |   |   |   |   | 
| Inventories   | 1895.04 | 1842.85 | 1623.50 | 1273.31 | 900.47 | 1140.95 | 
| Sundry Debtors   | 1171.62 | 841.23 | 874.74 | 462.42 | 451.53 | 628.43 | 
| Cash and Bank Balance | 1516.52 | 1671.08 | 286.75 | 7402.87 | 5891.09 | 4538.10 | 
| Loans and Advances   | 2939.44 | 4394.97 | 5341.67 | 1106.54 | 1087.41 | 1115.82 | 
| Total Current Assets | 7522.62 | 8750.13 | 8126.66 | 10245.14 | 8330.50 | 7423.30 | 
| Less : Current Liabilities and Provisions |   |   |   |   |   |   | 
| Current Liabilities   | 4404.50 | 4994.42 | 5055.35 | 5285.98 | 4435.24 | 4318.73 | 
| Provisions   | 1050.90 | 925.03 | 547.72 | 681.98 | 355.50 | 365.75 | 
| Total Current Liabilities & Provisions | 5455.40 | 5919.45 | 5603.07 | 5967.96 | 4790.74 | 4684.48 | 
| Net Current Assets | 2067.22 | 2830.68 | 2523.59 | 4277.18 | 3539.76 | 2738.82 | 
| Miscellaneous Expenses not written off  | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| Deferred Tax Assets | 266.13 | 295.06 | 236.90 | 240.24 | 246.54 | 291.12 | 
| Deferred Tax Liability | 739.39 | 749.33 | 670.04 | 622.98 | 622.74 | 933.33 | 
| Net Deferred Tax | -473.26 | -454.27 | -433.14 | -382.74 | -376.20 | -642.21 | 
| Other Assets | 3289.22 | 2576.17 | 2919.78 | 2546.24 | 2370.90 | 2001.94 | 
| Total Assets | 18994.31 | 16525.98 | 14372.30 | 14568.31 | 12958.99 | 11755.41 | 
| Contingent Liabilities | 3482.13 | 3437.61 | 3276.48 | 3086.22 | 2774.76 | 2634.79 |