LOANS AND ALLOWANCE FOR LOAN LOSSES, Troubled Debt Restructuring by Portfolio Segment (Details)	3 Months Ended
Mar. 31, 2018 USD ($) loan	Mar. 31, 2017 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of TDRs \| loan	0	1
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 151,000
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	151,000
Allowance Related to Troubled Debt Restructurings assigned during period	$ 0	$ 15,000
Residential Real Estate [Member] \| Extended Maturity [Member]
Financing Receivable, Modifications [Line Items]
Number of TDRs \| loan	0	1
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 151,000
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	151,000
Allowance Related to Troubled Debt Restructurings assigned during period	$ 0	$ 15,000

Allowance Related to Troubled Debt Restructuring assigned during period

No definition available.

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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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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ 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=66008989&loc=SL6953676-111524

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- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

+ Details

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- Definition

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

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- Details

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