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