| 
                                Mar 2018
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                582,879
                             | 
                            
                            
                                2.12%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2017
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                648,275
                             | 
                            
                            
                                2.36%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2017
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                650,275
                             | 
                            
                            
                                2.39%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2017
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                650,275
                             | 
                            
                            
                                2.40%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2017
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                600,275
                             | 
                            
                            
                                2.22%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2016
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                611,184
                             | 
                            
                            
                                2.28%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2016
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                625,275
                             | 
                            
                            
                                2.33%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2016
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                595,275
                             | 
                            
                            
                                2.22%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 25, 2016
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                595,275
                             | 
                            
                            
                                2.22%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2016
                             | 
                            
                                
                                    Passage To India Master Fund Limited
                                
                             | 
                            
                                602,307
                             | 
                            
                            
                                2.27%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2015
                             | 
                            
                                
                                    Passage To India Master Fund Ltd
                                
                             | 
                            
                                126,318
                             | 
                            
                            
                                2.38%
                             | 
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 | 
                            
                            
                                
                                    -
                                 | 
                                
                                    -%
                                 |