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Loans (Commercial Loan Portfolio Categorized by Internally Assigned Asset Classification) (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Commercial Business [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | $ 28,923 | $ 146,819
Prior Fiscal Year 1 | 152,327 | 107,424
Prior Fiscal Year 2 | 98,192 | 69,851
Prior Fiscal Year 3 | 66,638 | 29,693
Prior Fiscal Year 4 | 26,238 | 40,146
Prior | 66,461 | 22,501
Revolving Loans Amortized Cost Basis | 256,331 | 247,815
Revolving Loans Converted to Term | 0 | 0
Total | 695,110 | 664,249
Commercial Business [Member] | Uncriticized [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 28,923 | 146,581
Prior Fiscal Year 1 | 152,049 | 105,001
Prior Fiscal Year 2 | 94,802 | 61,115
Prior Fiscal Year 3 | 46,348 | 29,644
Prior Fiscal Year 4 | 26,149 | 39,625
Prior | 64,882 | 21,467
Revolving Loans Amortized Cost Basis | 252,189 | 244,848
Revolving Loans Converted to Term | 0 | 0
Total | 665,342 | 648,281
Commercial Business [Member] | Special Mention [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 238
Prior Fiscal Year 1 | 237 | 2,351
Prior Fiscal Year 2 | 2,388 | 8,736
Prior Fiscal Year 3 | 18,995 | 7
Prior Fiscal Year 4 | 12 | 5
Prior | 187 | 0
Revolving Loans Amortized Cost Basis | 3,272 | 1,809
Revolving Loans Converted to Term | 0 | 0
Total | 25,091 | 13,146
Commercial Business [Member] | Substandard [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 0
Prior Fiscal Year 1 | 41 | 72
Prior Fiscal Year 2 | 1,002 | 0
Prior Fiscal Year 3 | 1,295 | 42
Prior Fiscal Year 4 | 77 | 516
Prior | 1,392 | 1,034
Revolving Loans Amortized Cost Basis | 870 | 1,158
Revolving Loans Converted to Term | 0 | 0
Total | 4,677 | 2,822
Commercial Business [Member] | Doubtful [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 0
Prior Fiscal Year 1 | 0 | 0
Prior Fiscal Year 2 | 0 | 0
Prior Fiscal Year 3 | 0 | 0
Prior Fiscal Year 4 | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 0 | 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 | 0 |
Prior Fiscal Year 3 | 7 |
Prior Fiscal Year 4 | 5 |
Prior | 10 |
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 27 |
Commercial Mortgage [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 167,701 | 467,850
Prior Fiscal Year 1 | 507,120 | 380,340
Prior Fiscal Year 2 | 382,283 | 262,887
Prior Fiscal Year 3 | 255,097 | 172,132
Prior Fiscal Year 4 | 156,035 | 126,874
Prior | 373,245 | 269,757
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 1,841,481 | 1,679,840
Commercial Mortgage [Member] | Uncriticized [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 167,701 | 464,863
Prior Fiscal Year 1 | 506,777 | 380,138
Prior Fiscal Year 2 | 382,081 | 260,463
Prior Fiscal Year 3 | 244,874 | 171,918
Prior Fiscal Year 4 | 155,960 | 116,770
Prior | 342,082 | 248,771
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 1,799,475 | 1,642,923
Commercial Mortgage [Member] | Special Mention [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 0
Prior Fiscal Year 1 | 0 | 0
Prior Fiscal Year 2 | 0 | 2,319
Prior Fiscal Year 3 | 10,118 | 136
Prior Fiscal Year 4 | 0 | 0
Prior | 12,033 | 11,784
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 22,151 | 14,239
Commercial Mortgage [Member] | Substandard [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 2,987
Prior Fiscal Year 1 | 343 | 202
Prior Fiscal Year 2 | 202 | 105
Prior Fiscal Year 3 | 105 | 78
Prior Fiscal Year 4 | 75 | 10,104
Prior | 19,130 | 9,202
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 19,855 | 22,678
Commercial Mortgage [Member] | Doubtful [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 | 0
Prior Fiscal Year 1 | 0 | 0
Prior Fiscal Year 2 | 0 | 0
Prior Fiscal Year 3 | 0 | 0
Prior Fiscal Year 4 | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 0 | $ 0
Commercial Mortgage [Member] | Current Period Gross Write-offs [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 |
Prior Fiscal Year 1 | 0 |
Prior Fiscal Year 2 | 0 |
Prior Fiscal Year 3 | 0 |
Prior Fiscal Year 4 | 0 |
Prior | 0 |
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | $ 0 |

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