RECENT ACCOUNTING DEVELOPMENTS (Narrative) (Details) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2018	Jan. 01, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase related to adoption of ASU 2016-01	$ 0	$ 0
ASU No. 2014-9 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in net income per share due to accounting standard update	$ 0.01	$ 0.01
Increase (Decrease) in retained earnings due to acccounting standard update			$ (218,000)
Increase in revenue due to accounting standard update	$ 123,000	$ 232,000
Increase in net income due to accounting standard update	$ 35,000	$ 85,000
ASU No. 2016-01 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase related to adoption of ASU 2016-01			$ 44,000

Amount of the effect of a change in accounting principle on earnings per share.

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Amount of the effect of a change in accounting principle on revenue.

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Represents the amount of the effect of a change in accounting principle on net income.

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Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

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Amount of cumulative effect of the change in accounting principle or new accounting pronouncement on retained earnings or other components of equity or net assets in the statement of financial position as of the beginning of the earliest period presented.

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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.

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