| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | PR | AR | AR | AR | AR |
| FaceValue | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| No. of Equity Shares (in Lacs) | 1900.00 | 1875.65 | 1875.48 | 1873.69 | 1873.69 |
| | | | | | |
| EQUITIES AND LIABILITIES | | | | | |
| SHAREHOLDER'S FUNDS | | | | | |
| Equity Share Capital | 38.00 | 38.00 | 38.00 | 37.00 | 37.00 |
| Total Share Capital | 38.00 | 38.00 | 38.00 | 37.00 | 37.00 |
| | | | | | |
| Reserves and Surplus | 17941.00 | 17336.00 | 16359.00 | 15579.00 | 15629.00 |
| Total Reserves and Surplus | 17941.00 | 17336.00 | 16359.00 | 15579.00 | 15629.00 |
| Employees Stock Options | 0.00 | 0.00 | 0.00 | 12.00 | 21.00 |
| Total Shareholders Funds | 17979.00 | 17374.00 | 16397.00 | 15628.00 | 15687.00 |
| Minority Interest | 144.00 | 126.00 | 110.00 | 116.00 | 72.00 |
| | | | | | |
| NON-CURRENT LIABILITIES | | | | | |
| Long Term Borrowings | 6168.00 | 4605.00 | 4431.00 | 3210.00 | 1922.00 |
| Deferred Tax Liabilities [Net] | 2237.00 | 2036.00 | 1795.00 | 1634.00 | 2034.00 |
| Other Long Term Liabilities | 780.00 | 549.00 | 278.00 | 259.00 | 202.00 |
| Long Term Provisions | 330.00 | 313.00 | 264.00 | 236.00 | 178.00 |
| Total Non-Current Liabilities | 9515.00 | 7503.00 | 6768.00 | 5339.00 | 4336.00 |
| | | | | | |
| CURRENT LIABILITIES | | | | | |
| Short Term Borrowings | 584.00 | 653.00 | 199.00 | 532.00 | 1197.00 |
| Trade Payables | 1294.00 | 1539.00 | 1316.00 | 1135.00 | 850.00 |
| Other Current Liabilities | 3669.00 | 2916.00 | 2878.00 | 2709.00 | 2641.00 |
| Short Term Provisions | 127.00 | 115.00 | 81.00 | 84.00 | 88.00 |
| Total Current Liabilities | 5674.00 | 5223.00 | 4474.00 | 4460.00 | 4776.00 |
| | | | | | |
| Total Capital And Liabilities | 33312.00 | 30226.00 | 27749.00 | 25543.00 | 24871.00 |
| | | | | | |
| ASSETS | | | | | |
| NON-CURRENT ASSETS | | | | | |
| Tangible Assets | 17046.00 | 14755.00 | 12894.00 | 11611.00 | 10645.00 |
| Intangible Assets | 2084.00 | 2177.00 | 2311.00 | 2443.00 | 2556.00 |
| Capital Work-In-Progress | 2593.00 | 2497.00 | 2284.00 | 1859.00 | 1036.00 |
| Intangible Assets Under Development | 0.00 | 119.00 | 111.00 | 12.00 | 11.00 |
| Fixed Assets | 21723.00 | 19548.00 | 17600.00 | 15925.00 | 14248.00 |
| Goodwill On Consolidation | 374.00 | 374.00 | 527.00 | 730.00 | 807.00 |
| Non-Current Investments | 773.00 | 675.00 | 590.00 | 589.00 | 1305.00 |
| Deferred Tax Assets [Net] | 53.00 | 55.00 | 37.00 | 24.00 | 399.00 |
| Long Term Loans And Advances | 19.00 | 14.00 | 13.00 | 11.00 | 9.00 |
| Other Non-Current Assets | 1593.00 | 1231.00 | 1126.00 | 914.00 | 591.00 |
| Total Non-Current Assets | 24535.00 | 21897.00 | 19893.00 | 18193.00 | 17359.00 |
| | | | | | |
| | | | | | |
| CURRENT ASSETS | | | | | |
| Current Investments | 5105.00 | 4444.00 | 3872.00 | 2935.00 | 4399.00 |
| Inventories | 1192.00 | 1386.00 | 1218.00 | 1316.00 | 945.00 |
| Trade Receivables | 864.00 | 889.00 | 836.00 | 700.00 | 673.00 |
| Cash And Cash Equivalents | 224.00 | 158.00 | 582.00 | 285.00 | 160.00 |
| Short Term Loans And Advances | 13.00 | 12.00 | 9.00 | 8.00 | 10.00 |
| OtherCurrentAssets | 1379.00 | 1440.00 | 1339.00 | 2106.00 | 1325.00 |
| Total Current Assets | 8777.00 | 8329.00 | 7856.00 | 7350.00 | 7512.00 |
| | | | | | |
| Total Assets | 33312.00 | 30226.00 | 27749.00 | 25543.00 | 24871.00 |
| | | | | | |
| OTHER INFORMATION | | | | | |
| | | | | | |
| CONTINGENT LIABILITIES, COMMITMENTS | | | | | |
| Contingent Liabilities | 0.00 | 2415.00 | 2534.00 | 1602.00 | 1647.00 |
| | | | | | |
| NON-CURRENT INVESTMENTS | | | | | |
| Non-Current Investments Quoted Market Value | 0.00 | 535.00 | 504.00 | 501.00 | 711.00 |
| Non-Current Investments Unquoted Book Value | 0.00 | 138.00 | 84.00 | 86.00 | 209.00 |
| | | | | | |
| CURRENT INVESTMENTS | | | | | |
| Current Investments Quoted Market Value | 0.00 | 2518.00 | 2437.00 | 1874.00 | 3134.00 |
| Current Investments Unquoted Book Value | 0.00 | 2518.00 | 1435.00 | 1061.00 | 1265.00 |