| 
                                Dec 2021
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                6,748,250
                             | 
                            
                            
                                2.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2021
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                7,148,250
                             | 
                            
                            
                                2.12%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2021
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                13,002,712
                             | 
                            
                            
                                3.86%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2021
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                13,002,712
                             | 
                            
                            
                                3.86%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2020
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                13,002,712
                             | 
                            
                            
                                3.86%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2020
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                13,023,574
                             | 
                            
                            
                                3.87%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2020
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                13,025,587
                             | 
                            
                            
                                3.87%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2020
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2019
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2019
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2019
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2019
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jan 14, 2019
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2018
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2018
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,453,728
                             | 
                            
                            
                                3.70%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2018
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                12,113,728
                             | 
                            
                            
                                3.60%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2018
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2017
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2017
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2017
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2017
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2016
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2016
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2016
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2016
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2015
                             | 
                            
                                
                                    Life Insurance Corporation Of India
                                
                             | 
                            
                                9,456,001
                             | 
                            
                            
                                2.81%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 |