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Basis of Accounting and Consolidation - Summary of Estimated Useful Lives for Major Depreciable Classification of Premises and Equipment (Details)
Dec. 31, 2024
Building and Building Improvements | Minimum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 20 years
Building and Building Improvements | Maximum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 40 years
Leasehold Improvements | Minimum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 5 years
Leasehold Improvements | Maximum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 15 years
Furniture and Equipment | Minimum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 3 years
Furniture and Equipment | Maximum  
Property Plant And Equipment [Line Items]  
Property, plant and equipment, useful life 7 years