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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Loans by Credit Quality Indicator) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 1,721,169	$ 1,619,057
Category as a % of total portfolio	100.00%	100.00%
Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 1,512,304	$ 1,465,379
Category as a % of total portfolio	87.86%	90.51%
Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 125,105	$ 67,853
Category as a % of total portfolio	7.27%	4.19%
Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 60,825	$ 60,344
Category as a % of total portfolio	3.54%	3.73%
Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 22,935	$ 25,481
Category as a % of total portfolio	1.33%	1.57%
Commercial real estate — owner occupied
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 226,307	$ 203,476
Commercial real estate — owner occupied | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	190,014	177,222
Commercial real estate — owner occupied | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	24,044	15,085
Commercial real estate — owner occupied | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	8,166	5,506
Commercial real estate — owner occupied | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	4,083	5,663
Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	503,102	484,427
Commercial real estate — non-owner occupied | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	461,236	458,185
Commercial real estate — non-owner occupied | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	40,435	24,873
Commercial real estate — non-owner occupied | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	1,431	1,338
Commercial real estate — non-owner occupied | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	31
Land development
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	49,184	42,666
Land development | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	46,654	39,472
Land development | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	908	981
Land development | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Land development | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	1,622	2,213
Construction
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	111,848	161,562
Construction | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	111,691	161,360
Construction | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Construction | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	157	202
Construction | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Multi-family
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	227,330	167,868
Multi-family | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	215,755	167,868
Multi-family | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	11,575	0
Multi-family | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Multi-family | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
1-4 family
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	31,226	34,340
1-4 family | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	30,446	32,004
1-4 family | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	91	1,451
1-4 family | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	210	707
1-4 family | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	479	178
Total commercial real estate
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	1,148,997	1,094,339
Total commercial real estate | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	1,055,796	1,036,111
Total commercial real estate | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	77,053	42,390
Total commercial real estate | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	9,964	7,753
Total commercial real estate | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	6,184	8,085
Commercial and industrial
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	513,672	462,321
Commercial and industrial | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	405,570	374,371
Commercial and industrial | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	43,919	19,370
Commercial and industrial | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	47,593	51,474
Commercial and industrial | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	16,590	17,106
Direct financing leases, net
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	28,987	33,170
Direct financing leases, net | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	21,746	26,013
Direct financing leases, net | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	4,065	6,090
Direct financing leases, net | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	3,176	1,067
Direct financing leases, net | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Home equity and second mortgages
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	7,373	8,438
Home equity and second mortgages | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	7,213	8,385
Home equity and second mortgages | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	68	3
Home equity and second mortgages | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	92	50
Home equity and second mortgages | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Other
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	22,140	20,789
Other | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	21,979	20,499
Other | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Other | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	0	0
Other | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	161	290
Total consumer and other
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	29,513	29,227
Total consumer and other | Category I
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	29,192	28,884
Total consumer and other | Category II
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	68	3
Total consumer and other | Category III
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	92	50
Total consumer and other | Category IV
Financing Receivable, Recorded Investment
Loans and Leases Receivable, before Fees, Gross	$ 161	$ 290

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Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

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