Loans and Leases (Details 6) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2018 USD ($) contract	Jun. 30, 2017 USD ($) contract	Jun. 30, 2018 USD ($) contract	Jun. 30, 2017 USD ($) contract
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	10	19	12	30
Pre-Modification Outstanding Recorded Investment	$ 6,998	$ 20,592	$ 18,781	$ 34,579
Post-Modification Outstanding Recorded Investment	$ 5,939	$ 19,948	$ 17,722	$ 33,871
Real Estate Mortgage \| Commercial real estate
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	0	3	0	4
Pre-Modification Outstanding Recorded Investment	$ 0	$ 1,465	$ 0	$ 1,529
Post-Modification Outstanding Recorded Investment	$ 0	$ 1,465	$ 0	$ 1,465
Real Estate Mortgage \| Residential Real Estate
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	3	3	3	5
Pre-Modification Outstanding Recorded Investment	$ 1,704	$ 720	$ 1,704	$ 762
Post-Modification Outstanding Recorded Investment	$ 645	$ 437	$ 645	$ 479
Real Estate Construction and Land \| Commercial Real Estate Construction Loan Receivable
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	0	1		1
Pre-Modification Outstanding Recorded Investment	$ 0	$ 362		$ 362
Post-Modification Outstanding Recorded Investment	$ 0	$ 0		$ 0
Commercial \| Asset Based
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	0	2	0	2
Pre-Modification Outstanding Recorded Investment	$ 0	$ 665	$ 0	$ 665
Post-Modification Outstanding Recorded Investment	$ 0	$ 665	$ 0	$ 665
Commercial \| Other Commercial
Financing Receivable, Modifications [Line Items]
Number of loans	2	8	4	12
Pre-Modification Outstanding Recorded Investment	$ 31	$ 17,288	$ 11,814	$ 18,007
Post-Modification Outstanding Recorded Investment	$ 31	$ 17,289	$ 11,814	$ 18,008
Commercial \| Venture Capital Loans
Financing Receivable, Modifications [Line Items]
Number of loans	4	2	4	5
Pre-Modification Outstanding Recorded Investment	$ 5,236	$ 92	$ 5,236	$ 13,157
Post-Modification Outstanding Recorded Investment	$ 5,236	$ 92	$ 5,236	$ 13,157
Consumer
Financing Receivable, Modifications [Line Items]
Number of loans \| contract	1	0	1	1
Pre-Modification Outstanding Recorded Investment	$ 27	$ 0	$ 27	$ 97
Post-Modification Outstanding Recorded Investment	$ 27	$ 0	$ 27	$ 97
Commercial Real Estate Construction Loan Receivable \| Real Estate Construction and Land
Financing Receivable, Modifications [Line Items]
Number of loans \| contract			0
Pre-Modification Outstanding Recorded Investment			$ 0
Post-Modification Outstanding Recorded Investment			$ 0

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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