The noncash expense that represents the cost of restricted stock or unit distributed to employees as compensation.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of options outstanding, including both vested and non-vested options.

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The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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STOCK-BASED COMPENSATION (Details Textual) - USD ($)	1 Months Ended		6 Months Ended
STOCK-BASED COMPENSATION (Details Textual) - USD ($)	May 31, 2018	May 31, 2017	Jun. 30, 2018	Jun. 30, 2017	Aug. 09, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant			79,437
Restricted stock-based compensation (in dollars)			$ 18,000	$ 22,000
Stock Repurchased During Period, Value			$ 430,000
Treasury Stock, Shares, Acquired			18,140
Treasury Stock, Value, Acquired, Cost Method			$ 150,000
Common Stock Repurchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Repurchased During Period, Shares			81,000
Stock Repurchased During Period, Value			$ 638,000
Stock Repurchase Program, Number of Shares Authorized to be Repurchased					100,000
Treasury Stock, Shares, Acquired			34,000
Treasury Stock, Value, Acquired, Cost Method			$ 280,000
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	1,250	1,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance	6,250	5,000
Restricted stock-based compensation (in dollars)	$ 53,000	$ 30,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 8.43	$ 6.17
Incentive Stock Option Plan 2002 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance			49,500
Incentive Stock Option Plan 2012 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance			184,253