| 
                                Jun 2017
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Limited
                                
                             | 
                            
                                1,244,247
                             | 
                            
                            
                                2.28%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2017
                             | 
                            
                                
                                    Icici Prudential Life Insurance Compa
                                
                             | 
                            
                                1,560,764
                             | 
                            
                            
                                2.86%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2016
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Ltd
                                
                             | 
                            
                                1,793,802
                             | 
                            
                            
                                3.29%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2016
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Limited
                                
                             | 
                            
                                1,871,783
                             | 
                            
                            
                                3.43%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2016
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Ltd
                                
                             | 
                            
                                1,999,222
                             | 
                            
                            
                                3.67%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2016
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Ltd
                                
                             | 
                            
                                2,108,274
                             | 
                            
                            
                                3.87%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2015
                             | 
                            
                                
                                    Icici Prudential Life Insurance Company Ltd
                                
                             | 
                            
                                2,167,289
                             | 
                            
                            
                                3.98%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 |