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	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	$ 28,982	$ 22,748	$ 28,521	$ 19,520
Charge-offs	(2,894)	(817)	(3,038)	(948)
Recoveries	545	64	3,218	241
Net (charge-offs) recoveries	(2,349)	(753)	180	(707)
Provision for credit loss	(958)	5,469	(3,026)	8,651
Allowance for loan and lease losses - end	25,675	27,464	25,675	27,464
Total commercial real estate
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	18,445	12,597	17,157	10,852
Charge-offs	(249)	(27)	(249)	(27)
Recoveries	84	2	2,303	3
Net (charge-offs) recoveries	(165)	(25)	2,054	(24)
Provision for credit loss	(1,404)	3,866	(2,335)	5,610
Allowance for loan and lease losses - end	16,876	16,438	16,876	16,438
Total commercial and Industrial
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	9,544	9,322	10,593	8,078
Charge-offs	(2,621)	(784)	(2,765)	(909)
Recoveries	460	62	913	238
Net (charge-offs) recoveries	(2,161)	(722)	(1,852)	(671)
Provision for credit loss	498	1,579	(860)	2,772
Allowance for loan and lease losses - end	7,881	10,179	7,881	10,179
Total consumer and other
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	993	829	771	590
Charge-offs	(24)	(6)	(24)	(12)
Recoveries	1	0	2	0
Net (charge-offs) recoveries	(23)	(6)	(22)	(12)
Provision for credit loss	(52)	24	169	269
Allowance for loan and lease losses - end	$ 918	$ 847	$ 918	$ 847

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.

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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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