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Loans - Nonaccrual Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	$ 14,736	$ 7,774
Commercial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	752	1,907
Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	0	0
Commercial | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	9,357	964
Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	0	0
Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	0	0
Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	3,778	4,060
Home Equity LIne of Credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	833	843
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	$ 16	$ 0

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No definition available.

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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
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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