Recorded investment in financing receivables that are 90 days or more past due and still accruing.

Reference 1: 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=49124121&loc=d3e5111-111524

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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=49124121&loc=SL6953401-111524

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- Definition

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

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. 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=28367877&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5074-111524

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Loans, net and allowance for loan losses - Major Classification of Loans by Past Due Status (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 18,805	$ 19,813
Current	1,322,060	1,190,081
Ending balance	1,340,865	1,209,894	$ 1,176,617
Loans > 90 Days and Accruing	763	1,623
Financing Receivables 30 To 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	6,086	7,000
Financing Receivables 60 To 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,585	2,491
Financing Receivables Equal To Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	11,134	10,322
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,758	2,337
Current	364,009	317,253
Ending balance	365,767	319,590	350,680
Commercial [Member] \| Financing Receivables 30 To 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	126	898
Commercial [Member] \| Financing Receivables 60 To 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due		117
Commercial [Member] \| Financing Receivables Equal To Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,632	1,322
Real Estate Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	5,388	6,856
Current	561,889	486,625
Ending balance	567,277	493,481	413,058
Loans > 90 Days and Accruing		136
Real Estate Commercial [Member] \| Financing Receivables 30 To 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,364	2,100
Real Estate Commercial [Member] \| Financing Receivables 60 To 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	165	888
Real Estate Commercial [Member] \| Financing Receivables Equal To Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,859	3,868
Real Estate Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	10,215	8,978
Current	296,003	313,476
Ending balance	306,218	322,454	322,062
Loans > 90 Days and Accruing	525	1,062
Real Estate Residential [Member] \| Financing Receivables 30 To 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,891	3,154
Real Estate Residential [Member] \| Financing Receivables 60 To 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,067	1,239
Real Estate Residential [Member] \| Financing Receivables Equal To Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	5,257	4,585
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,444	1,642
Current	100,159	72,727
Ending balance	101,603	74,369	$ 90,817
Loans > 90 Days and Accruing	238	425
Consumer [Member] \| Financing Receivables 30 To 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	705	848
Consumer [Member] \| Financing Receivables 60 To 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	353	247
Consumer [Member] \| Financing Receivables Equal To Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 386	$ 547