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Loans (Retail Loan Portfolio Categorized By Payment Status) (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 3,110,064	$ 3,044,320
Residential Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	535,873	514,981
Residential Real Estate Loans [Member] | Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	533,590	512,590
Residential Real Estate Loans [Member] | Non-Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	2,283	2,391
Residential Real Estate Lines [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	104,937	106,712
Residential Real Estate Lines [Member] | Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	104,655	106,457
Residential Real Estate Lines [Member] | Non-Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	282	255
Consumer Indirect [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	846,829	888,732
Consumer Indirect [Member] | Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	845,430	886,743
Consumer Indirect [Member] | Non-Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,399	1,989
Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	16,379	16,590
Other Consumer [Member] | Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	16,354	16,582
Other Consumer [Member] | Non-Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 25	$ 8

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+ References

No definition available.

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- Definition

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=82891408&loc=d3e4428-111522

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