| 
                                Sep 2025
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                300
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2025
                             | 
                            
                                
                                    Other Financial Institutions
                                
                             | 
                            
                                31,000
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2025
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                1,400
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2024
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                1,000
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2024
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                371,354
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.14%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2024
                             | 
                            
                                
                                    Other Financial Institutions
                                
                             | 
                            
                                38,775
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Jun 2024
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                385,800
                             | 
                            
                                
                                    2
                                 | 
                            
                            
                                0.14%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2024
                             | 
                            
                                
                                    Other Financial Institutions
                                
                             | 
                            
                                25,000
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Mar 2024
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                15,500
                             | 
                            
                                
                                    2
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2023
                             | 
                            
                                
                                    Other Financial Institutions
                                
                             | 
                            
                                10
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Dec 2023
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                500
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2023
                             | 
                            
                                
                                    Other Financial Institutions
                                
                             | 
                            
                                20
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.00%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                        
                            | 
                                Jun 2023
                             | 
                            
                                
                                    Banks
                                
                             | 
                            
                                212,460
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.08%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Mar 2020
                             | 
                            
                                
                                    Total
                                
                             | 
                            
                                36,859
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Dec 2019
                             | 
                            
                                
                                    Total
                                
                             | 
                            
                                27,961
                             | 
                            
                                
                                    1
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Sep 2019
                             | 
                            
                                
                                    Total
                                
                             | 
                            
                                130,264
                             | 
                            
                                
                                    3
                                 | 
                            
                            
                                0.05%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                        
                    
                        
                            
                                
                                    | 
                                     | 
                                    
                                        
                                         | 
                                    
                                    
                                        
                                         | 
                                    
                                
                                
                        
                        
                            | 
                                Jun 2019
                             | 
                            
                                
                                    Total
                                
                             | 
                            
                                34,849
                             | 
                            
                                
                                    2
                                 | 
                            
                            
                                0.01%
                             | 
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 | 
                            
                            
                                
                                    0
                                 | 
                                
                                    0.00%
                                 |