| Jun 2019 | Baron Emerging Markets Fund | 3,987,492 | 3.48% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2019 | Baron Emerging Markets Fund | 3,987,492 | 3.48% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Dec 2018 | Baron Emerging Markets Fund | 4,025,216 | 3.52% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Sep 2018 | Baron Emerging Markets Fund | 4,025,216 | 3.52% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2018 | Baron Emerging Markets Fund | 4,145,381 | 3.62% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2018 | Baron Emerging Markets Fund | 5,688,184 | 4.97% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Dec 2017 | Baron Emerging Markets Fund | 5,538,184 | 4.84% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Sep 2017 | Baron Emerging Markets Fund | 5,088,184 | 4.45% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Jun 2017 | Baron Emerging Markets Fund | 2,211,253 | 3.86% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Mar 2017 | Baron Emerging Markets Fund | 2,024,596 | 3.54% | 0 | 0.00% | 0 | 0.00% | 
                    
                        
                            
                                
                                    |  |  |  | 
                                
                        
                        
                            | Dec 2016 | Baron Emerging Markets Fund | 1,749,596 | 3.06% | 0 | 0.00% | 0 | 0.00% |