| Prospectus Supplement dated 03/03/2025 for $800,000,000 5.45% Fixed-to-Floating Rate Senior Notes due 2031 | Mar 2025 | PDF | 
                            
                                    | Pricing Term Sheet dated 03/03/2025 for $800,000,000 5.45% Fixed-to-Floating Rate Senior Notes due 2031 | Mar 2025 | PDF | 
                            
                                    | Prospectus Supplement dated 07/30/2024 for $750,000,000 5.935% Fixed-to-Floating Rate Senior Notes due 2030 | Jul 2024 | PDF | 
                            
                                    | Pricing Term Sheet dated 07/30/2024 for $750,000,000 5.935% Fixed-to-Floating Rate Senior Notes due 2030 | Jul 2024 | PDF | 
                            
                                    | Prospectus Supplement dated 2/15/2024 for $500,000,000 8.250% Fixed Rate Reset Non-Cumulative Perpetual Preferred Stock, Series B | Feb 2024 | PDF | 
                            
                                    | Pricing Term Sheet dated 2/15/2024 for $500,000,000 8.250% Fixed Rate Reset Non-Cumulative Perpetual Preferred Stock, Series B | Feb 2024 | PDF | 
                            
                                    | Prospectus Supplement dated 01/30/2023 for $750,000,000 7.250% Subordinated Notes due 2033 | Jan 2023 | PDF | 
                            
                                    | Pricing Term Sheet dated 01/30/2023 for $750,000,000 7.250% Subordinated Notes due 2033 | Jan 2023 | PDF | 
                            
                                    | Prospectus Supplement dated 10/25/2021 for $750,000,000 2.875% Senior Notes due 2031 | Oct 2021 | PDF | 
                            
                                    | Pricing Term Sheet dated 10/25/2021 for $750,000,000 2.875% Senior Notes due 2031 | Oct 2021 | PDF |