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FAIR VALUE MEASUREMENT (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Corporate Bonds [Member]
Assets, Fair Value Disclosure	$ 5,476
Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	54,433	$ 40,505
Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure		0
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member]
Assets, Fair Value Disclosure	22,152	9,740
Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member]
Assets, Fair Value Disclosure	1,007	1,750
Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member]
Assets, Fair Value Disclosure	4,723	6,971
Fair Value, Measurements, Recurring [Member] | SBA securities [Member]
Assets, Fair Value Disclosure	4,993	5,997
Municipal securities [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	16,081	16,047
Fair Value, Inputs, Level 1 [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure		0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure	5,476
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	54,433	40,505
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure		0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member]
Assets, Fair Value Disclosure	22,152	9,740
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member]
Assets, Fair Value Disclosure	1,007	1,750
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member]
Assets, Fair Value Disclosure	4,723	6,971
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member]
Assets, Fair Value Disclosure	4,993	5,997
Fair Value, Inputs, Level 2 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	16,081	16,047
Fair Value, Inputs, Level 3 [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member]
Assets, Fair Value Disclosure		0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member]
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member]
Assets, Fair Value Disclosure	$ 0	$ 0

X

- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

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