Loans (Loan Portfolio) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	$ 3,532,874	$ 3,179,465
Net Deferred Loan (Fees) Costs	35,665	41,522
Loans, Net	3,568,539	3,220,987
Allowance for credit losses - loans	(49,395)	(30,482)
Total loans, net	3,519,144	3,190,505
Commercial Business [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	823,611	571,222
Net Deferred Loan (Fees) Costs	(5,476)	818
Loans, Net	818,135	572,040
Allowance for credit losses - loans		(11,358)
Commercial Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	1,204,353	1,108,315
Net Deferred Loan (Fees) Costs	(2,307)	(2,032)
Loans, Net	1,202,046	1,106,283
Allowance for credit losses - loans		(5,681)
Residential Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	583,963	560,717
Net Deferred Loan (Fees) Costs	12,939	11,633
Loans, Net	596,902	572,350
Allowance for credit losses - loans		(1,059)
Residential Real Estate Lines [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	90,899	101,048
Net Deferred Loan (Fees) Costs	3,118	3,070
Loans, Net	94,017	104,118
Allowance for credit losses - loans		(118)
Consumer Indirect [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	813,345	822,179
Net Deferred Loan (Fees) Costs	27,234	27,873
Loans, Net	840,579	850,052
Allowance for credit losses - loans		(11,852)
Other Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	16,703	15,984
Net Deferred Loan (Fees) Costs	157	160
Loans, Net	$ 16,860	16,144
Allowance for credit losses - loans		$ (414)

Loans and leases receivable deferred loan (fees) costs.

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- Definition

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+ References

No definition available.

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ 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

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

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

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