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Loans, net and allowance for loan losses - Information Concerning Nonaccrual Loans by Major Loan Classification (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due
Nonaccrual loans, Total	$ 8,678	$ 7,852
Commercial
Financing Receivable, Recorded Investment, Past Due
Nonaccrual loans, Total	770	860
Real estate Commercial
Financing Receivable, Recorded Investment, Past Due
Nonaccrual loans, Total	4,719	3,821
Real estate Residential
Financing Receivable, Recorded Investment, Past Due
Nonaccrual loans, Total	3,020	2,994
Consumer
Financing Receivable, Recorded Investment, Past Due
Nonaccrual loans, Total	$ 169	$ 177

X

- 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

+ Details

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- Definition

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.

+ Details

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