STOCKHOLDERS' EQUITY - CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance	$ 124
Amounts reclassified from accumulated other comprehensive income	(2)
Ending balance	122
Unrealized Gains & Losses on Available for Sale Securities
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance	2
Amounts reclassified from accumulated other comprehensive income	(2)
Ending balance	0
Foreign Currency Items
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance	122
Amounts reclassified from accumulated other comprehensive income	0
Ending balance	$ 122