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Fair Value Measurements - Fair Value Measurement on Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale $ 852,779  
Level 1    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 $ 0
Level 2    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 852,779 1,134,353
Level 3    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 852,779 1,134,353
Equity security 287 314
Recurring | U.S. government and agency securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 13,054 13,750
Recurring | Municipal securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 61,263 79,525
Recurring | Residential CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 427,048 512,049
Recurring | Commercial CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 328,861 504,258
Recurring | Corporate obligations    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 11,706 7,613
Recurring | Other asset-backed securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 10,847 17,158
Recurring | Interest Rate Derivative Contracts    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Derivative assets - interest rate swaps 17,366 23,195
Derivative liabilities - interest rate swaps 17,366 23,195
Recurring | Level 1    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Equity security 287 314
Recurring | Level 1 | U.S. government and agency securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Municipal securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Residential CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Commercial CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Corporate obligations    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Other asset-backed securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 1 | Interest Rate Derivative Contracts    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Derivative assets - interest rate swaps 0 0
Derivative liabilities - interest rate swaps 0 0
Recurring | Level 2    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 852,779 1,134,353
Equity security 0 0
Recurring | Level 2 | U.S. government and agency securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 13,054 13,750
Recurring | Level 2 | Municipal securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 61,263 79,525
Recurring | Level 2 | Residential CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 427,048 512,049
Recurring | Level 2 | Commercial CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 328,861 504,258
Recurring | Level 2 | Corporate obligations    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 11,706 7,613
Recurring | Level 2 | Other asset-backed securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 10,847 17,158
Recurring | Level 2 | Interest Rate Derivative Contracts    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Derivative assets - interest rate swaps 17,366 23,195
Derivative liabilities - interest rate swaps 17,366 23,195
Recurring | Level 3    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Equity security 0 0
Recurring | Level 3 | U.S. government and agency securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Municipal securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Residential CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Commercial CMO and MBS(1)    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Corporate obligations    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Other asset-backed securities    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Total investment securities available for sale 0 0
Recurring | Level 3 | Interest Rate Derivative Contracts    
Schedule of Fair Value, Assets and Liabilities, Measured on Recurring Basis [Line Items]    
Derivative assets - interest rate swaps 0 0
Derivative liabilities - interest rate swaps $ 0 $ 0