DISCONTINUED OPERATIONS - Schedule of Income from Discontinued Operations (Details) - Discontinued Operations, Disposed of by Sale $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues	$ 46,771
Operating expenses	43,081
Gross margin	3,690
Selling, general and administrative expenses	1,939
Gain on disposal	7
Income from discontinued operations, before income tax	1,758
Less: Provision for income taxes	1,869
Loss from discontinued operations, net of income tax	$ (111)