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Consolidated Statement of Changes in Equity
₨ in Millions, $ in Millions
INR (₨)
USD ($)
Adjustment on adoption of amendments to IAS 37
INR (₨)
Share capital, fully paid-up [member]
INR (₨)
shares
Share capital, fully paid-up [member]
USD ($)
shares
Share premium [member]
INR (₨)
Share premium [member]
USD ($)
Retained earnings [member]
INR (₨)
Retained earnings [member]
USD ($)
Share-based payment reserve [member]
INR (₨)
Share-based payment reserve [member]
USD ($)
Special Economic Zone Re-investment reserve [member]
INR (₨)
Special Economic Zone Re-investment reserve [member]
USD ($)
Foreign currency translation reserve [member]
INR (₨)
Foreign currency translation reserve [member]
USD ($)
 [8]
Cash flow hedging reserves [member]
INR (₨)
Cash flow hedging reserves [member]
USD ($)
Other reserves
INR (₨)
Other reserves
USD ($)
 [8]
Equity attributable to the equity holders of the Company [member]
INR (₨)
Equity attributable to the equity holders of the Company [member]
USD ($)
Equity attributable to the equity holders of the Company [member]
Adjustment on adoption of amendments to IAS 37
INR (₨)
Non- controlling interest [member]
INR (₨)
Non- controlling interest [member]
USD ($)
Balance at the beginning of the year at Mar. 31, 2020 ₨ 559,333     ₨ 11,427   ₨ 1,275   ₨ 476,103   ₨ 1,550   ₨ 43,804   ₨ 23,539   ₨ (2,315)   ₨ 2,075 [1]   ₨ 557,458     ₨ 1,875  
Beginning balance, shares at Mar. 31, 2020 | shares [2]       5,713,357,390 5,713,357,390                                      
Comprehensive income for the year                                                
Profit for the year 108,662             107,946                       107,946     716  
Other comprehensive income 6,679                         (603)   4,045   3,290 [1]   6,732     (53)  
Total comprehensive income for the year 115,341             107,946           (603)   4,045   3,290 [1]   114,678     663  
Issue of equity shares on exercise of options 6     ₨ 6   866       (866)                   6        
Issue of equity shares on exercise of options, shares | shares [2]       3,281,165 3,281,165                                      
Buyback of equity shares, including tax thereon [3] (116,445)     ₨ (475)   (1,427)   (115,018)                   (475) [1]   (116,445)        
Buyback of equity shares, including tax thereon, shares | shares [2],[3]       (237,500,000) (237,500,000)                                      
Transaction cost related to buyback of equity shares (199)             (199)                       (199)        
Issue of shares by controlled trust on exercise of options [2]               662   (662)                            
Compensation cost related to employee share-based payment 2,317             7   2,310                   2,317        
Transferred from/to Special Economic Zone re-investment reserve               2,650       (2,650)                        
Effect of modification of ADS RSUs from cash settled to equity settled [4] 739                 739                   739        
Dividend [3] (6,419)             (5,459)                       (5,459)     (960)  
Others (80)                                           (80)  
Other transactions for the year (120,081)     ₨ (469)   (561)   (117,357)   1,521   (2,650)           475 [1]   (119,041)     (1,040)  
Other transactions for the year, shares | shares [2]       (234,218,835) (234,218,835)                                      
Balance at the end of the year at Mar. 31, 2021 554,593     ₨ 10,958   714   466,692   3,071   41,154   22,936   1,730   5,840 [1]   553,095     1,498  
Ending balance, shares at Mar. 31, 2021 | shares [2],[5]       5,479,138,555 5,479,138,555                                      
Comprehensive income for the year                                                
Profit for the year 122,329             122,191                       122,191     138  
Other comprehensive income 11,600                         3,914   (253)   7,890 [6]   11,551     49  
Total comprehensive income for the year 133,929             122,191           3,914   (253)   7,890 [6]   133,742     187  
Issue of equity shares on exercise of options 6     ₨ 6   852       (852)                   6        
Issue of equity shares on exercise of options, shares | shares [5]       2,931,560 2,931,560                                      
Issue of shares by controlled trust on exercise of options [5]               1,071   (1,071)                            
Compensation cost related to employee share-based payment 4,119             9   4,110                   4,119        
Transferred from/to Special Economic Zone re-investment reserve               (5,907)       5,907                        
Dividend [7] (33,939)             (32,804)                       (32,804)     (1,135)  
Others (35)                                           (35)  
Other transactions for the year (29,849)     ₨ 6   852   (37,631)   2,187   5,907               (28,679)     (1,170)  
Other transactions for the year, shares | shares [5]       2,931,560 2,931,560                                      
Balance at the end of the year at Mar. 31, 2022 658,673     ₨ 10,964   1,566   551,252   5,258   47,061   26,850 [8]   1,477   13,730 [6]   658,158     515  
Ending balance, shares at Mar. 31, 2022 | shares [5],[9]       5,482,070,115 5,482,070,115                                      
Adjustment on adoption of amendments to IAS 37     ₨ (51)         (51)                           ₨ (51)    
Adjusted balance as at April 1, 2022 658,622     ₨ 10,964   1,566   551,201   5,258   47,061   26,850 [8]   1,477   13,730 [8]   658,107     515  
Adjusted balance as at April 1, 2022, shares | shares [9]       5,482,070,115 5,482,070,115                                      
Comprehensive income for the year                                                
Profit for the year 113,665 $ 1,383           113,500                       113,500     165  
Other comprehensive income 11,095 135                       16,405 [8]   (2,880)   (2,482) [8]   11,043     52  
Total comprehensive income for the year 124,760 1,518           113,500           16,405 [8]   (2,880)   (2,482) [8]   124,543     217  
Issue of equity shares on exercise of options 12     ₨ 12   2,123       (2,123)                   12        
Issue of equity shares on exercise of options, shares | shares [9]       5,847,626 5,847,626                                      
Issue of shares by controlled trust on exercise of options [9]               1,472   (1,472)                            
Compensation cost related to employee share-based payment 3,979             10   3,969                   3,979        
Transferred from/to Special Economic Zone re-investment reserve               258       (258)                        
Dividend [10] (5,477)             (5,477)                       (5,477)        
Others (143)                                           (143)  
Other transactions for the year (1,629)     ₨ 12   2,123   (3,737)   374   (258)               (1,486)     (143)  
Other transactions for the year, shares | shares [9]       5,847,626 5,847,626                                      
Balance at the end of the year at Mar. 31, 2023 ₨ 781,753 $ 9,512   ₨ 10,976 $ 134 ₨ 3,689 $ 45 ₨ 660,964 $ 8,042 ₨ 5,632 $ 69 ₨ 46,803 $ 569 ₨ 43,255 $ 526 ₨ (1,403) $ (17) ₨ 11,248 [8] $ 137 ₨ 781,164 $ 9,505   ₨ 589 $ 7
Ending balance, shares at Mar. 31, 2023 | shares [9]       5,487,917,741 5,487,917,741                                      
[1] Refer to Note 20
[2] Includes 19,401,215 treasury shares held as at March 31, 2021, respectively by a controlled trust. 3,344,866 shares have been transferred by the controlled trust to eligible employees on exercise of options during the year ended March 31, 2021, respectively.
[3] Refer to Note 22
[4] Refer to Note 30
[5] Includes 14,689,729 treasury shares held as at March 31, 2022, respectively by a controlled trust. 4,711,486 shares have been transferred by the controlled trust to eligible employees on exercise of options during the year ended March 31, 2022, respectively.
[6] Refer to Note 20
[7] Refer to Note 22
[8] Refer to Note 20
[9] Includes 9,895,836 treasury shares held as at March 31, 2023 by a controlled trust. 4,793,893 shares have been transferred by the controlled trust to eligible employees on exercise of options during the year ended March 31, 2023.
[10] Refer to Note 22