Interim Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement of Comprehensive Income [Abstract]
NET INCOME (LOSS)	$ (580)	$ (975)	$ 1,106	$ (3,236)
OTHER COMPREHENSIVE INCOME:
Change in fair value of cash flow hedge, net of tax	203	364	603	398
Less: reclassification adjustment for amounts recognized in net income	(115)	(118)	(348)	(381)
Total other comprehensive income	88	246	255	17
COMPREHENSIVE INCOME (LOSS)	$ (492)	$ (729)	$ 1,361	$ (3,219)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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