SHAREHOLDERS' EQUITY (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended		12 Months Ended
	May 18, 2018	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Net income (loss)		$ 907	$ (557)	$ 1,835	$ (1,872)	$ 1,203
Dividends paid				(379)		(504)
Other comprehensive income, net of tax		$ (337)	$ 282	$ (2,317)	$ 1,238	$ 1,204
Common Stock | Directors
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Stock issued	4,824