Summary of Significant Accounting Policies - Premises and Equipment (Details) |
Dec. 31, 2025 |
|---|---|
| Equipment, Furniture And Building Improvements | Minimum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 3 years |
| Equipment, Furniture And Building Improvements | Maximum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 10 years |
| Premises | Minimum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 40 years |
| Premises | Maximum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 50 years |
| Internal Use Software | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 5 years |
| Leasehold Improvements | Minimum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 5 years |
| Leasehold Improvements | Maximum | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful life | 10 years |