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Loans and Allowance for Loan and Lease Losses (Classes Of The Loan Portfolio Summarized By The Aggregate Risk Rating) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	$ 2,646,236	$ 2,384,041	$ 1,798,149
Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	75,423	74,224	64,610
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	2,614,277	2,351,764
Pass [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	73,087	71,856
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	19,231	11,692
Special Mention [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	2	3
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	12,728	20,585
Substandard [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	2,334	2,365
Commercial Portfolio [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	964,045	752,354	351,339
Commercial Portfolio [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	1,135,660	1,099,656	939,995
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	264,945	248,913	205,248
Commercial Portfolio [Member] | Pass [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	951,489	739,306
Commercial Portfolio [Member] | Pass [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	1,119,845	1,084,123
Commercial Portfolio [Member] | Pass [Member] | Commercial Real Estate - Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	264,915	248,882
Commercial Portfolio [Member] | Special Mention [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	10,272	9,928
Commercial Portfolio [Member] | Special Mention [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	8,905	1,708
Commercial Portfolio [Member] | Substandard [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	2,284	3,120
Commercial Portfolio [Member] | Substandard [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	6,910	13,825
Commercial Portfolio [Member] | Substandard [Member] | Commercial Real Estate - Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	30	31
Residential Portfolio [Member] | Residential Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	197,788	201,841	230,047
Residential Portfolio [Member] | Pass [Member] | Residential Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	196,566	200,544
Residential Portfolio [Member] | Special Mention [Member] | Residential Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	52	53
Residential Portfolio [Member] | Substandard [Member] | Residential Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	1,170	1,244
Consumer Portfolio [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	8,375	7,053	$ 6,910
Consumer Portfolio [Member] | Pass [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and leases receivable, gross, carrying amount	$ 8,375	$ 7,053

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+ References

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

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