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Fair Value Measurements - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Transfers from Level 1 to Level 3 for financial liabilities $ 0    
Transfers from Level 3 to Level 1 for financial liabilities 0    
Transfers from Level 2 to Level 3 for financial liabilities 0    
Transfers from Level 3 to Level 2 for financial liabilities 0    
Fair value measurement of intangible assets 0 $ 0  
Temporary impairment of mortgage servicing rights 0 $ 0  
Transfers from Level 2 to Level 1 for financial liabilities 0   $ 0
Transfers from Level 1 to Level 2 for financial liabilities 0   0
Transfers from Level 2 to Level 1 for financial assets 0   0
Transfers from Level 1 to Level 2 for financial assets $ 0   $ 0
Loans Held For Sale [Member] | Minimum [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.03%    
Loans Held For Sale [Member] | Maximum [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.96%    
Loans Held For Sale [Member] | Weighted Average [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.13%    
Derivatives [Member] | Minimum [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.03%    
Derivatives [Member] | Maximum [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.96%    
Derivatives [Member] | Weighted Average [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Sales price of loans held for sale increase percentage 0.13%