Loans (Loan Portfolio) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	$ 3,557,908	$ 3,179,465
Net Deferred Loan (Fees) Costs	37,230	41,522
Loans, Net	3,595,138	3,220,987
Allowance for credit losses - loans	(52,420)	(30,482)
Total loans, net	3,542,718	3,190,505
Commercial Business [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	798,409	571,222
Net Deferred Loan (Fees) Costs	(4,261)	818
Loans, Net	794,148	572,040
Commercial Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	1,256,525	1,108,315
Net Deferred Loan (Fees) Costs	(2,624)	(2,032)
Loans, Net	1,253,901	1,106,283
Residential Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	586,537	560,717
Net Deferred Loan (Fees) Costs	13,263	11,633
Loans, Net	599,800	572,350
Residential Real Estate Lines [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	86,708	101,048
Net Deferred Loan (Fees) Costs	3,097	3,070
Loans, Net	89,805	104,118
Consumer Indirect [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	812,816	822,179
Net Deferred Loan (Fees) Costs	27,605	27,873
Loans, Net	840,421	850,052
Other Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal Amount Outstanding	16,913	15,984
Net Deferred Loan (Fees) Costs	150	160
Loans, Net	$ 17,063	$ 16,144

Loans and leases receivable deferred loan (fees) costs.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ 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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- 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

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- Definition

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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