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Off-Balance Sheet Financial Instruments (Schedule of Fair Value, Off-balance Sheet Risks) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Loss Contingencies [Line Items]
Financial instrument commitments	$ 113,117	$ 82,641
Commitments to grant loans [Member]
Loss Contingencies [Line Items]
Financial instrument commitments	44,970	22,210
Unfunded commitments under lines of credit [Member]
Loss Contingencies [Line Items]
Financial instrument commitments	62,228	54,789
Standby letters of credit [Member]
Loss Contingencies [Line Items]
Financial instrument commitments	$ 5,919	$ 5,642

X

- Definition

The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611

+ Details

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X

- 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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