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	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	$ 25,675	$ 27,464	$ 28,521	$ 19,520
Charge-offs	(364)	(505)	(3,402)	(1,454)
Recoveries	1,634	23	4,852	264
Net (charge-offs) recoveries	1,270	(482)	1,450	(1,190)
Provision for credit loss	(2,269)	3,835	(5,295)	12,487
Allowance for loan and lease losses - end	24,676	30,817	24,676	30,817
Total commercial real estate
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	16,876	16,438	17,157	10,852
Charge-offs	(7)	0	(256)	(27)
Recoveries	1,501	0	3,804	3
Net (charge-offs) recoveries	1,494	0	3,548	(24)
Provision for credit loss	(2,736)	3,742	(5,071)	9,352
Allowance for loan and lease losses - end	15,634	20,180	15,634	20,180
Total commercial and Industrial
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	7,881	10,179	10,593	8,078
Charge-offs	(356)	(505)	(3,121)	(1,414)
Recoveries	128	21	1,041	259
Net (charge-offs) recoveries	(228)	(484)	(2,080)	(1,155)
Provision for credit loss	563	127	(297)	2,899
Allowance for loan and lease losses - end	8,216	9,822	8,216	9,822
Total consumer and other
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	918	847	771	590
Charge-offs	(1)	0	(25)	(13)
Recoveries	5	2	7	2
Net (charge-offs) recoveries	4	2	(18)	(11)
Provision for credit loss	(96)	(34)	73	236
Allowance for loan and lease losses - end	$ 826	$ 815	$ 826	$ 815

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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