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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Past Due Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	$ 13,139	$ 5,853
Current	1,446,325	1,426,174
Non-accrual loans and leases	25,712	22,298
Total gross loans and leases receivable	$ 1,459,464	$ 1,432,027
30 to 59 days past due, percent of total portfolio	0.05%	0.21%
60 to 89 days past due, percent of total portfolio	0.10%	0.04%
Greater than 90 days past due, percent of portfolio	0.75%	0.16%
Past due, percent of total portfolio	0.90%	0.41%
Current, percent of total portfolio	99.10%	99.59%
Gross loans, percent of total portfolio	100.00%	100.00%
Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	$ 3,341	$ 473
Current	165,829	175,849
Non-accrual loans and leases	4,538	2,907
Total gross loans and leases receivable	169,170	176,322
Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	296	0
Current	483,244	436,901
Non-accrual loans and leases	1,907	1,678
Total gross loans and leases receivable	483,540	436,901
Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	60,348	59,779
Non-accrual loans and leases	3,662	4,393
Total gross loans and leases receivable	60,348	59,779
Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	1,151	397
Current	109,275	100,228
Non-accrual loans and leases	2,953	397
Total gross loans and leases receivable	110,426	100,625
Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	73,081	80,254
Non-accrual loans and leases	0	2
Total gross loans and leases receivable	73,081	80,254
1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	1,091	1,437
Current	45,250	48,867
Non-accrual loans and leases	2,119	2,550
Total gross loans and leases receivable	46,341	50,304
Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	6,696	2,641
Current	458,224	469,552
Non-accrual loans and leases	9,969	9,136
Total gross loans and leases receivable	464,920	472,193
Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	29,638	31,093
Non-accrual loans and leases	0	38
Total gross loans and leases receivable	29,638	31,093
Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	173	250
Current	5,217	7,987
Non-accrual loans and leases	173	542
Total gross loans and leases receivable	5,390	8,237
Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	391	655
Current	16,219	15,664
Non-accrual loans and leases	391	655
Total gross loans and leases receivable	16,610	16,319
Accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	1,433	78
Current	1,432,319	1,409,651
Accrual loans and leases	1,433,752	1,409,729
Accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	164,632	173,416
Accrual loans and leases	164,632	173,416
Accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	296	0
Current	481,337	435,222
Accrual loans and leases	481,633	435,222
Accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	56,686	55,386
Accrual loans and leases	56,686	55,386
Accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	717	0
Current	106,756	100,228
Accrual loans and leases	107,473	100,228
Accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	73,081	80,252
Accrual loans and leases	73,081	80,252
Accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	193	78
Current	44,029	47,676
Accrual loans and leases	44,222	47,754
Accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	227	0
Current	454,724	463,057
Accrual loans and leases	454,951	463,057
Accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	29,638	31,055
Accrual loans and leases	29,638	31,055
Accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	5,217	7,695
Accrual loans and leases	5,217	7,695
Accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	16,219	15,664
Accrual loans and leases	16,219	15,664
Non-accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	11,706	5,775
Current	14,006	16,523
Non-accrual loans and leases	25,712	22,298
Non-accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	3,341	473
Current	1,197	2,433
Non-accrual loans and leases	4,538	2,906
Non-accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	1,907	1,679
Non-accrual loans and leases	1,907	1,679
Non-accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0
Current	3,662	4,393
Non-accrual loans and leases	3,662	4,393
Non-accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	434	397
Current	2,519	0
Non-accrual loans and leases	2,953	397
Non-accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	0	2
Non-accrual loans and leases	0	2
Non-accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	898	1,359
Current	1,221	1,191
Non-accrual loans and leases	2,119	2,550
Non-accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	6,469	2,641
Current	3,500	6,495
Non-accrual loans and leases	9,969	9,136
Non-accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Current	0	38
Non-accrual loans and leases	0	38
Non-accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	173	250
Current	0	292
Non-accrual loans and leases	173	542
Non-accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	391	655
Current	0	0
Non-accrual loans and leases	391	655
30-59 days past due
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	706	2,982
30-59 days past due | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	286	397
30-59 days past due | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	193	508
30-59 days past due | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	227	2,077
30-59 days past due | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	679	78
30-59 days past due | Accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	286	0
30-59 days past due | Accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	193	78
30-59 days past due | Accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	200	0
30-59 days past due | Accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	27	2,904
30-59 days past due | Non-accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	397
30-59 days past due | Non-accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	430
30-59 days past due | Non-accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	27	2,077
30-59 days past due | Non-accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
30-59 days past due | Non-accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	1,473	507
60-89 days past due | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	61	473
60-89 days past due | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	296	0
60-89 days past due | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	553	0
60-89 days past due | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	205	34
60-89 days past due | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	358	0
60-89 days past due | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	754	0
60-89 days past due | Accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	296	0
60-89 days past due | Accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	431	0
60-89 days past due | Accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	27	0
60-89 days past due | Accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	719	507
60-89 days past due | Non-accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	61	473
60-89 days past due | Non-accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	122	0
60-89 days past due | Non-accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	205	34
60-89 days past due | Non-accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	331	0
60-89 days past due | Non-accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
60-89 days past due | Non-accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	10,960	2,364
Greater than 90 days past due | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	3,280	0
Greater than 90 days past due | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	312	0
Greater than 90 days past due | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	693	895
Greater than 90 days past due | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	6,111	564
Greater than 90 days past due | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	173	250
Greater than 90 days past due | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	391	655
Greater than 90 days past due | Accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Non-accruing loans and leases
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	10,960	2,364
Greater than 90 days past due | Non-accruing loans and leases | Commercial real estate — owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	3,280	0
Greater than 90 days past due | Non-accruing loans and leases | Commercial real estate — non-owner occupied
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Non-accruing loans and leases | Land development
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Non-accruing loans and leases | Construction
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	312	0
Greater than 90 days past due | Non-accruing loans and leases | Multi-family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Non-accruing loans and leases | 1-4 family
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	693	895
Greater than 90 days past due | Non-accruing loans and leases | Commercial and industrial
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	6,111	564
Greater than 90 days past due | Non-accruing loans and leases | Direct financing leases, net
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	0	0
Greater than 90 days past due | Non-accruing loans and leases | Home equity and second mortgages
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	173	250
Greater than 90 days past due | Non-accruing loans and leases | Other
Financing Receivable, Recorded Investment, Aging [Abstract]
Total Past Due	$ 391	$ 655

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Financing Receivable, Recorded Investment, 30 to 59 Days Past Due, Percent of Portfolio

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- Definition

Financing receivables that are current.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953401-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524

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- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953401-111524

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522

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