| 
                                Mar 2021
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                434,681
                             | 
                            
                            
                                1.07%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Mar 2021
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                627,694
                             | 
                            
                            
                                1.55%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                434,681
                             | 
                            
                            
                                1.08%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Dec 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,487,176
                             | 
                            
                            
                                3.68%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                434,681
                             | 
                            
                            
                                1.08%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Sep 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,436,664
                             | 
                            
                            
                                3.56%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,790
                             | 
                            
                            
                                1.13%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Jun 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,420,024
                             | 
                            
                            
                                3.52%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,790
                             | 
                            
                            
                                1.13%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Mar 2020
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,420,024
                             | 
                            
                            
                                3.52%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,325
                             | 
                            
                            
                                1.12%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Dec 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,386,943
                             | 
                            
                            
                                3.43%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Nov 22, 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,325
                             | 
                            
                            
                                1.12%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Nov 22, 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,386,943
                             | 
                            
                            
                                3.43%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Nov 06, 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,325
                             | 
                            
                            
                                1.12%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Nov 06, 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,386,943
                             | 
                            
                            
                                3.43%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                454,325
                             | 
                            
                            
                                1.27%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Sep 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,386,943
                             | 
                            
                            
                                3.88%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                449,393
                             | 
                            
                            
                                1.26%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Jun 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,376,943
                             | 
                            
                            
                                3.85%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                430,000
                             | 
                            
                            
                                1.20%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Mar 2019
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,356,000
                             | 
                            
                            
                                3.79%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series Ii
                                
                             | 
                            
                                430,000
                             | 
                            
                            
                                1.20%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Dec 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series I
                                
                             | 
                            
                                1,356,000
                             | 
                            
                            
                                3.80%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-Ii
                                
                             | 
                            
                                430,000
                             | 
                            
                            
                                1.20%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Sep 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-I
                                
                             | 
                            
                                1,356,000
                             | 
                            
                            
                                3.80%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-Ii
                                
                             | 
                            
                                430,000
                             | 
                            
                            
                                1.20%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Jun 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-I
                                
                             | 
                            
                                1,356,000
                             | 
                            
                            
                                3.80%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-Ii
                                
                             | 
                            
                                430,000
                             | 
                            
                            
                                1.20%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Mar 2018
                             | 
                            
                                
                                    Sundaram Alternative Opportunities Fund Nano Cap Series-I
                                
                             | 
                            
                                1,356,000
                             | 
                            
                            
                                3.80%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 |