Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Summary of Activity in Allowance for Loan and Lease Losses) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	$ 19,520	$ 20,425
Charge-offs	(131)	(48)
Recoveries	177	23
Net (charge-offs) recoveries	46	(25)
Provision for credit loss	3,182	49
Allowance for loan and lease losses - end	22,748	20,449
Total commercial real estate
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	10,852	11,662
Charge-offs	0	0
Recoveries	1	1
Net (charge-offs) recoveries	1	1
Provision for credit loss	1,744	(458)
Allowance for loan and lease losses - end	12,597	11,205
Total commercial and Industrial
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	8,078	8,079
Charge-offs	(125)	(48)
Recoveries	176	19
Net (charge-offs) recoveries	51	(29)
Provision for credit loss	1,193	435
Allowance for loan and lease losses - end	9,322	8,485
Total consumer and other
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	590	684
Charge-offs	(6)	0
Recoveries	0	3
Net (charge-offs) recoveries	(6)	3
Provision for credit loss	245	72
Allowance for loan and lease losses - end	$ 829	$ 759

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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Amount, after recoveries, of loans and leases that have been written-off.

+ References

No definition available.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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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.

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Amount of expense related to estimated loss from loan and lease transactions.

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