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Shareholders' Equity (Details)
$ in Thousands
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Total risk-based capital:    
Actual Regulatory Capital - Amount $ 577,440 $ 557,571
Capital To Risk Weighted Assets 0.1436 0.1380
Minimum Requirement for capital Adequacy Including Capital Buffer Total Risk-Based Capital Ratio 10.50%  
Minimum Regulatory Capital Required - Ratio   0.1050
Minimum Regulatory Provision To Be Well Capitalized - Ratio 0.1000 0.1000
Tier 1 capital:    
Actual Regulatory Capital - Amount $ 538,153 $ 517,385
Actual Regulatory Capital - Ratio 0.1338 0.1281
Minimum Regulatory Capital Required for Capital Adequacy Plus Capital Conservation Buffer 8.50%  
Minimum Regulatory Capital Required for Capital Adequacy Plus Capital Conservation Buffer   8.50%
Minimum Regulatory Provision To Be Well Capitalized - Ratio 0.0600 0.0600
Common equity tier I capital $ 495,153 $ 474,385
Tier 1 leverage capital ratio:    
Actual Regulatory Capital - Amount $ 538,153 $ 517,385
Actual Regulatory Capital - Ratio 0.0940 0.0922
Minimum Regulatory Capital Required - Ratio 0.0400 0.0400
Common Equity Tier I Risk Based Capital Ratio 12.31% 11.74%
Minimum Requirement for capital Adequacy Including Capital Buffer Common Equity Tier I Risk-Based Capital Ratio 7.00%  
Common Equity Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets   7.00%
Subordinated Debt $ 44,331 $ 44,331
Subsidiaries [Member]    
Total risk-based capital:    
Actual Regulatory Capital - Amount $ 549,221 $ 525,346
Capital To Risk Weighted Assets 0.1370 0.1303
Minimum Requirement for capital Adequacy Including Capital Buffer Total Risk-Based Capital Ratio 10.50%  
Minimum Regulatory Capital Required - Ratio   0.1050
Minimum Regulatory Provision To Be Well Capitalized - Ratio 0.1000 0.1000
Tier 1 capital:    
Actual Regulatory Capital - Amount $ 509,934 $ 485,160
Actual Regulatory Capital - Ratio 0.1272 0.1203
Minimum Regulatory Capital Required for Capital Adequacy Plus Capital Conservation Buffer 8.50%  
Minimum Regulatory Capital Required for Capital Adequacy Plus Capital Conservation Buffer   8.50%
Minimum Regulatory Provision To Be Well Capitalized - Ratio 0.0800 0.0800
Common equity tier I capital $ 509,934 $ 485,160
Tier 1 leverage capital ratio:    
Actual Regulatory Capital - Amount $ 509,934 $ 485,160
Actual Regulatory Capital - Ratio 0.0891 0.0865
Minimum Regulatory Capital Required - Ratio 0.0400 0.0400
Minimum Regulatory Provision To Be Well Capitalized - Ratio 0.0500 0.0500
Common Equity Tier I Risk Based Capital Ratio 12.72% 12.03%
Minimum Requirement for capital Adequacy Including Capital Buffer Common Equity Tier I Risk-Based Capital Ratio 7.00%  
Common Equity Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets   7.00%
Common Equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets 6.50% 6.50%