DISPOSITION OF THE CORE BUSINESS - CASH FLOWS ASSOCIATED WITH DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Discontinued Operations and Disposal Groups [Abstract]
Net Income from discontinued operations	$ 73,503	$ 8,620	$ 7,600
Depreciation and amortization	126	529	563
Change in current assets from discontinued operations	(2,378)	362	(139)
Change in non current assets from discontinued liabilities	(1,997)	(632)	(583)
Change in current liabilities from discontinued operations	(1,021)	(1,451)	1,007
Net cash provided by operating activities	$ 68,233	$ 7,428	$ 8,448