DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Discontinued Operations and Disposal Groups [Abstract]
Revenues		$ 14,868		$ 36,542
Operating expenses		13,777		33,738
Gross margin		1,091		2,804
Selling, general and administrative expenses		554		1,412
Income from discontinued operations, before income tax		537		1,392
Less: Provision for income taxes		221		564
Income from discontinued operations, net of income tax	$ 0	$ 316	$ 0	$ 828