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Loans (Commercial Loan Portfolio Categorized by Internally Assigned Asset Classification) (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Commercial Business [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year $ 120,176 $ 146,819
Prior Fiscal Year 1 129,680 107,424
Prior Fiscal Year 2 79,560 69,851
Prior Fiscal Year 3 49,531 29,693
Prior Fiscal Year 4 22,099 40,146
Prior 65,933 22,501
Revolving Loans Amortized Cost Basis 268,721 247,815
Revolving Loans Converted to Term 0 0
Total 735,700 664,249
Commercial Business [Member] | Uncriticized [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 111,035 146,581
Prior Fiscal Year 1 124,572 105,001
Prior Fiscal Year 2 77,079 61,115
Prior Fiscal Year 3 49,531 29,644
Prior Fiscal Year 4 21,971 39,625
Prior 64,648 21,467
Revolving Loans Amortized Cost Basis 257,585 244,848
Revolving Loans Converted to Term 0 0
Total 706,421 648,281
Commercial Business [Member] | Special Mention [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 7,532 238
Prior Fiscal Year 1 0 2,351
Prior Fiscal Year 2 2,400 8,736
Prior Fiscal Year 3 0 7
Prior Fiscal Year 4 114 5
Prior 0 0
Revolving Loans Amortized Cost Basis 2,442 1,809
Revolving Loans Converted to Term 0 0
Total 12,488 13,146
Commercial Business [Member] | Substandard [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 1,609 0
Prior Fiscal Year 1 11 72
Prior Fiscal Year 2 81 0
Prior Fiscal Year 3 0 42
Prior Fiscal Year 4 0 516
Prior 888 1,034
Revolving Loans Amortized Cost Basis 8,532 1,158
Revolving Loans Converted to Term 0 0
Total 11,121 2,822
Commercial Business [Member] | Doubtful [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 0 0
Prior Fiscal Year 1 5,097 0
Prior Fiscal Year 2 0 0
Prior Fiscal Year 3 0 0
Prior Fiscal Year 4 14 0
Prior 397 0
Revolving Loans Amortized Cost Basis 162 0
Revolving Loans Converted to Term 0 0
Total 5,670 0
Commercial Business [Member] | Current Period Gross Write-offs [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 0  
Prior Fiscal Year 1 5  
Prior Fiscal Year 2 3  
Prior Fiscal Year 3 31  
Prior Fiscal Year 4 8  
Prior 235  
Revolving Loans Amortized Cost Basis 0  
Revolving Loans Converted to Term 0  
Total 282  
Commercial Mortgage [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 351,767 467,850
Prior Fiscal Year 1 604,518 380,340
Prior Fiscal Year 2 350,362 262,887
Prior Fiscal Year 3 219,127 172,132
Prior Fiscal Year 4 151,208 126,874
Prior 328,337 269,757
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term 0 0
Total 2,005,319 1,679,840
Commercial Mortgage [Member] | Uncriticized [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 350,370 464,863
Prior Fiscal Year 1 603,686 380,138
Prior Fiscal Year 2 328,916 260,463
Prior Fiscal Year 3 209,213 171,918
Prior Fiscal Year 4 151,022 116,770
Prior 294,703 248,771
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term 0 0
Total 1,937,910 1,642,923
Commercial Mortgage [Member] | Special Mention [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 0 0
Prior Fiscal Year 1 494 0
Prior Fiscal Year 2 17,136 2,319
Prior Fiscal Year 3 8,982 136
Prior Fiscal Year 4 119 0
Prior 11,355 11,784
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term 0 0
Total 38,086 14,239
Commercial Mortgage [Member] | Substandard [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 0 2,987
Prior Fiscal Year 1 338 202
Prior Fiscal Year 2 212 105
Prior Fiscal Year 3 918 78
Prior Fiscal Year 4 0 10,104
Prior 17,291 9,202
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term 0 0
Total 18,759 22,678
Commercial Mortgage [Member] | Doubtful [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 1,397 0
Prior Fiscal Year 1 0 0
Prior Fiscal Year 2 4,098 0
Prior Fiscal Year 3 14 0
Prior Fiscal Year 4 67 0
Prior 4,988 0
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term 0 0
Total 10,564 $ 0
Commercial Mortgage [Member] | Current Period Gross Write-offs [Member]    
Financing Receivable Recorded Investment [Line Items]    
Current Fiscal Year 981  
Prior Fiscal Year 1 0  
Prior Fiscal Year 2 0  
Prior Fiscal Year 3 13  
Prior Fiscal Year 4 0  
Prior 18  
Revolving Loans Amortized Cost Basis 0  
Revolving Loans Converted to Term 0  
Total $ 1,012