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RECENT ACCOUNTING PRONOUNCEMENTS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
RECENT ACCOUNTING PRONOUNCEMENTS
Net unrealized (loss) gain on securities during the period	$ (662)	$ (111)	$ (2,237)	$ 795
ASU 2018-02 | Scenario, Previously Reported
RECENT ACCOUNTING PRONOUNCEMENTS
Net unrealized (loss) gain on securities during the period					$ 100

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Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

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