INCOME TAXES - Effective Income Tax Rate Reconcilliation (Details)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of effective income tax rate and United States federal statutory income tax rate [Abstract]
Federal statutory income taxes	21.00%	35.00%
State income taxes, net of federal benefit	(40.30%)	(8.00%)
Difference in foreign and United States tax on foreign operations	(75.60%)	(68.60%)
Effect of changes in valuation allowance	920.10%	121.10%
Effect of change in uncertain tax positions (net)	(0.50%)	(22.60%)
Federal Sub-Part F Income from foreign operations	0.40%	6.60%
Effective Income Tax Rate Reconciliation, GILTI percent	43.20%	0.00%
Federal Transition Tax (net of deduction)	0.00%	191.40%
Effect of changes in tax rates	(23.60%)	32.50%
Foreign Exchange	(8.40%)	9.40%
Prior year adjustments	(4.10%)	17.40%
Other deferred - NOL expiration	0.00%	26.00%
Foreign tax credits and withholding tax	(6.30%)	(180.80%)
Meals and entertainment	11.90%	5.50%
Effective Income Tax Rate Reconciliation, Stock Options, Percent	25.80%	0.00%
Other permanent items	(14.40%)	(4.40%)
Other	4.10%	3.40%
Total	894.70%	172.70%