Segment Reporting - Additional Information (Detail) |
6 Months Ended |
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Jun. 30, 2025
Segment
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| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] | |
| Number of Reportable Segments | 1 |
| Segment Reporting, Expense Information Used by CODM, Description | The accounting policies of the commercial banking segment are the same as those described in management's discussion and analysis of the financial condition and results of operations of the Company. The CODM assess performance for the commercial banking segment and decide how to allocate resources based on net income which is also reported on the Consolidated Statements of Income as net income. The measure of segment assets is reported on the Consolidated Balance Sheets as total assets. |
| Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] | President And Senior Management Team [Member] |