| Particulars | Mar 25 | Mar 24 | Mar 23 | Mar 22 | Mar 21 | 
				| Months | 12 | 12 | 12 | 12 | 12 | 
				| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR | 
				| FaceValue | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 
				| No. of Equity Shares (in Lacs) | 4565.65 | 4556.79 | 4549.81 | 4544.75 | 4536.80 | 
				|  |  |  |  |  |  | 
				| EQUITIES AND LIABILITIES |  |  |  |  |  | 
				| SHAREHOLDER'S FUNDS |  |  |  |  |  | 
				| Equity Share Capital | 91.32 | 91.14 | 91.00 | 90.90 | 90.74 | 
				| Total Share Capital | 91.32 | 91.14 | 91.00 | 90.90 | 90.74 | 
				|  |  |  |  |  |  | 
				| Reserves and Surplus | 24186.92 | 20398.85 | 18172.50 | 17897.56 | 18285.30 | 
				| Total Reserves and Surplus | 24186.92 | 20398.85 | 18172.50 | 17897.56 | 18285.30 | 
				| Employees Stock Options | 0.00 | 113.02 | 148.36 | 161.73 | 189.48 | 
				| Total Shareholders Funds | 24278.24 | 20603.01 | 18411.86 | 18150.19 | 18565.52 | 
				| Equity Share Application Money | 0.00 | 0.08 | 0.00 | 0.00 | 0.05 | 
				|  |  |  |  |  |  | 
				| NON-CURRENT LIABILITIES |  |  |  |  |  | 
				| Long Term Borrowings | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 
				| Deferred Tax Liabilities [Net] | 155.29 | 156.01 | 185.02 | 186.75 | 217.32 | 
				| Other Long Term Liabilities | 300.22 | 140.06 | 142.61 | 132.23 | 181.73 | 
				| Long Term Provisions | 398.50 | 329.76 | 316.33 | 306.29 | 307.96 | 
				| Total Non-Current Liabilities | 854.01 | 625.83 | 643.96 | 625.27 | 707.16 | 
				|  |  |  |  |  |  | 
				| CURRENT LIABILITIES |  |  |  |  |  | 
				| Short Term Borrowings | 0.00 | 18.13 | 613.46 | 790.47 | 298.79 | 
				| Trade Payables | 1968.77 | 2036.27 | 1566.29 | 1351.53 | 1196.39 | 
				| Other Current Liabilities | 1151.61 | 1144.11 | 959.49 | 939.07 | 501.67 | 
				| Short Term Provisions | 179.36 | 495.43 | 488.61 | 456.84 | 588.98 | 
				| Total Current Liabilities | 3299.74 | 3693.94 | 3627.85 | 3537.91 | 2585.83 | 
				|  |  |  |  |  |  | 
				| Total Capital And Liabilities | 28431.99 | 24922.86 | 22683.67 | 22313.37 | 21858.56 | 
				|  |  |  |  |  |  | 
				| ASSETS |  |  |  |  |  | 
				| NON-CURRENT ASSETS |  |  |  |  |  | 
				| Tangible Assets | 3790.42 | 3498.22 | 3677.82 | 3617.55 | 3556.17 | 
				| Intangible Assets | 1155.44 | 614.95 | 344.11 | 72.63 | 82.66 | 
				| Capital Work-In-Progress | 231.90 | 411.12 | 737.99 | 773.74 | 795.83 | 
				| Intangible Assets Under Development | 46.47 | 34.71 | 188.60 | 173.70 | 155.03 | 
				| Fixed Assets | 5224.23 | 4559.00 | 4948.52 | 4637.62 | 4589.69 | 
				| Non-Current Investments | 10951.47 | 10771.82 | 9534.56 | 8688.69 | 7241.59 | 
				| Long Term Loans And Advances | 128.27 | 3.57 | 4.04 | 0.21 | 65.87 | 
				| Other Non-Current Assets | 233.47 | 300.60 | 625.63 | 549.03 | 344.04 | 
				| Total Non-Current Assets | 16537.44 | 15634.99 | 15112.75 | 13875.55 | 12241.19 | 
				|  |  |  |  |  |  | 
				|  |  |  |  |  |  | 
				| CURRENT ASSETS |  |  |  |  |  | 
				| Current Investments | 1003.56 | 808.85 | 439.77 | 822.40 | 2320.99 | 
				| Inventories | 3227.22 | 2969.31 | 3019.47 | 3177.14 | 2708.19 | 
				| Trade Receivables | 5664.35 | 3842.15 | 2674.42 | 2722.01 | 3190.54 | 
				| Cash And Cash Equivalents | 458.58 | 138.64 | 100.97 | 64.56 | 284.01 | 
				| Short Term Loans And Advances | 34.57 | 2.47 | 2.06 | 2.27 | 12.64 | 
				| OtherCurrentAssets | 1506.27 | 1526.45 | 1334.23 | 1649.44 | 1101.00 | 
				| Total Current Assets | 11894.55 | 9287.87 | 7570.92 | 8437.82 | 9617.37 | 
				|  |  |  |  |  |  | 
				| Total Assets | 28431.99 | 24922.86 | 22683.67 | 22313.37 | 21858.56 | 
				|  |  |  |  |  |  | 
				| OTHER INFORMATION |  |  |  |  |  | 
				|  |  |  |  |  |  | 
				| CONTINGENT LIABILITIES, COMMITMENTS |  |  |  |  |  | 
				| Contingent Liabilities | 3288.40 | 3837.26 | 4214.68 | 4058.71 | 5051.40 | 
				|  |  |  |  |  |  | 
				| BONUS DETAILS |  |  |  |  |  | 
				| Bonus Equity Share Capital | 40.15 | 40.15 | 40.15 | 40.15 | 40.15 | 
				|  |  |  |  |  |  | 
				| NON-CURRENT INVESTMENTS |  |  |  |  |  | 
				| Non-Current Investments Unquoted Book Value | 10951.47 | 196.43 | 42.60 | 8646.46 | 7199.62 | 
				|  |  |  |  |  |  | 
				| CURRENT INVESTMENTS |  |  |  |  |  | 
				| Current Investments Quoted Market Value | 1003.56 | 0.00 | 0.00 | 149.44 | 95.78 | 
				| Current Investments Unquoted Book Value | 0.00 | 808.85 | 439.77 | 672.94 | 2122.96 |