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Fair Value - Summary of Assets Measured at Fair Value on Nonrecurring Basis (Detail) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments $ 4,641 $ 4,834 [1]
Loans held for sale 12,380 30,976 [1]
Level 2 [Member]    
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments 1,635 1,828
Loans held for sale 12,380 30,976
Level 3 [Member]    
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments 3,006 3,006
Fair Value, Nonrecurring [Member]    
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments 4,641 4,834
Collateral-dependent loans 3,916 6,954
Loans held for sale 12,380 30,976
Other non-real estate owned 222  
Other real estate owned ("OREO")   279
Fair Value, Nonrecurring [Member] | Level 2 [Member]    
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments 1,635 1,828
Loans held for sale 12,380 30,976
Fair Value, Nonrecurring [Member] | Level 3 [Member]    
Disclosure Of Other Real Estate Owned Measured At Fair Value On A Recurring And Nonrecurring Basis Table [Line Items]    
Other equity investments 3,006 3,006
Collateral-dependent loans 3,916 6,954
Other non-real estate owned $ 222  
Other real estate owned ("OREO")   $ 279
[1] Derived from audited December 31, 2024 Consolidated Financial Statements.