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Fair Value - Summary of Quantitative Information about Level 3 Fair Value Measurements (Detail) - Fair Value, Nonrecurring [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Selling Costs [Member] | Appraised Value Technique Member]    
Disclosure of Other Real Estate Owned Measured on Nonrecurring Vasis Valuation Techniques [Line Items]    
Collateral dependent loans $ 6,954 $ 56,068
Valuation Technique Discounted appraised value technique Discounted appraised value technique
Unobservable Input Selling Costs Selling Costs
Selling Costs [Member] | Sales Price Technique [Member]    
Disclosure of Other Real Estate Owned Measured on Nonrecurring Vasis Valuation Techniques [Line Items]    
OREO $ 279  
Valuation Technique Discounted sales price technique  
Unobservable Input Selling Costs  
Range 10.00%  
Selling Costs [Member] | Maximum [Member] | Appraised Value Technique Member]    
Disclosure of Other Real Estate Owned Measured on Nonrecurring Vasis Valuation Techniques [Line Items]    
Range 15.00% 15.00%
Selling Costs [Member] | Minimum [Member] | Appraised Value Technique Member]    
Disclosure of Other Real Estate Owned Measured on Nonrecurring Vasis Valuation Techniques [Line Items]    
Range 7.00% 7.00%
Discount Rate [Member] | Probability Weighted Expected Return Technique [Member]    
Disclosure of Other Real Estate Owned Measured on Nonrecurring Vasis Valuation Techniques [Line Items]    
Other equity investments $ 3,006  
Valuation technique Probability weighted expected return technique  
Unobservable input Discount Rate  
Range 20.00%