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Fair Value Measurements - Additional Information (Details)
$ in Thousands
 9 Months Ended
Sep. 30, 2023
USD ($)
loan
Sep. 30, 2022
USD ($)
loan
Dec. 31, 2022
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Residential mortgage loans held for sale period 45 days    
Interest Rate Lock Commitments, Average Percentage Of Estimated Pull Through Rate To Calculate Fair Value 0.839    
Loans $ 7,478,438   $ 7,220,469
Impairment on other real estate owned 55 $ 452  
Fair Value, Nonrecurring [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Nonrecurring Loans Reserves $ 6,100 $ 2,900  
Number of Loans measured | loan 9 9  
Loans $ 22,100 $ 7,200  
Other Real Estate Owned [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment on other real estate owned 55 452  
Mortgage Servicing Rights [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment on mortgage servicing rights $ 66 $ (6)  
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] Gain (Loss) on Sale of Mortgage Loans Gain (Loss) on Sale of Mortgage Loans  
SBA Servicing Rights      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment on mortgage servicing rights $ 0 $ 0  
Measurement Input, Discount Rate [Member] | Other Real Estate Owned [Member] | Minimum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.06    
Measurement Input, Discount Rate [Member] | Other Real Estate Owned [Member] | Maximum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.10    
Measurement Input, Discount Rate [Member] | Other Real Estate Owned [Member] | Weighted Average      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.062    
Measurement Input, Discount Rate [Member] | SBA Servicing Rights      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.137    
Measurement Input, Constant Prepayment Rate [Member] | Mortgage Servicing Rights [Member] | Maximum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.106    
Measurement Input, Constant Prepayment Rate [Member] | Mortgage Servicing Rights [Member] | Weighted Average      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.061    
Measurement Input, Constant Prepayment Rate [Member] | SBA Servicing Rights | Weighted Average      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.141    
Impaired loans [Member]. | Measurement Input, Discount Rate [Member] | Minimum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.06    
Impaired loans [Member]. | Measurement Input, Discount Rate [Member] | Maximum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.27    
Impaired loans [Member]. | Measurement Input, Discount Rate [Member] | Weighted Average      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Measurement input (as a percent) 0.117    
Mortgage Servicing Rights [Member] | Measurement Input, Discount Rate [Member] | Minimum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.100    
Mortgage Servicing Rights [Member] | Measurement Input, Discount Rate [Member] | Maximum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 0.105    
Mortgage Servicing Rights [Member] | Measurement Input, Constant Prepayment Rate [Member] | Minimum [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Servicing assets measurement input (as a percent) 6.0