SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash paid during the period for:
Interest expense (net of capitalized amounts of $303 and $140, respectively)	$ 657	$ 454
Income taxes	2	11
Cash received for income tax refunds	21	25
Interest capitalized	$ 303	$ 140