CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 61	$ 1,751	$ 4,674	$ 1,688
Unrealized gain on derivative hedge transactions, net of tax	38	15	167	63
Comprehensive income	$ 99	$ 1,766	$ 4,841	$ 1,751