| 
                                Mar 2020
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Pvt Ltd
                                
                             | 
                            
                                2,958,835
                             | 
                            
                            
                                1.63%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2019
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Pvt Ltd
                                
                             | 
                            
                                3,908,898
                             | 
                            
                            
                                2.15%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2019
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Pvt Ltd
                                
                             | 
                            
                                4,463,072
                             | 
                            
                            
                                2.45%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2019
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Private Ltd  A/C Aditya Birdla Sun Life Resurgent India Fund
                                
                             | 
                            
                                4,365,090
                             | 
                            
                            
                                2.40%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2019
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Private Ltd                          A/C Aditya Birdla Sun Life Resurg
                                
                             | 
                            
                                4,570,990
                             | 
                            
                            
                                2.50%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2018
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Private Ltd                          A/C Aditya Birdla Sun Life Resurg
                                
                             | 
                            
                                5,128,790
                             | 
                            
                            
                                2.79%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2018
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee Private Ltd A/C Aditya Birla Sun Life Resurgent India Fund
                                
                             | 
                            
                                5,051,190
                             | 
                            
                            
                                2.74%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2018
                             | 
                            
                                
                                    Aditya Birla Sun Life Trustee
                                
                             | 
                            
                                4,841,724
                             | 
                            
                            
                                2.62%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 |