BUSINESS REORGANIZATION EXPENSES LEASE TERMINATION PAYMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Business reorganization	$ 1,580	$ 5,828	$ 3,789
Hudson Americas
Restructuring Cost and Reserve [Line Items]
Business reorganization	(39)	1,108	94
Hudson Asia Pacific
Restructuring Cost and Reserve [Line Items]
Business reorganization	248	669	1,322
Hudson Europe
Restructuring Cost and Reserve [Line Items]
Business reorganization	1,387	2,883	1,407
Corporate
Restructuring Cost and Reserve [Line Items]
Business reorganization	(16)	1,168	966
Facility Closing
Restructuring Cost and Reserve [Line Items]
Business reorganization	992	2,667	902
Facility Closing | Hudson Americas
Restructuring Cost and Reserve [Line Items]
Business reorganization	(16)	503	91
Facility Closing | Hudson Asia Pacific
Restructuring Cost and Reserve [Line Items]
Business reorganization	(24)	625	771
Facility Closing | Hudson Europe
Restructuring Cost and Reserve [Line Items]
Business reorganization	1,022	1,358	40
Facility Closing | Corporate
Restructuring Cost and Reserve [Line Items]
Business reorganization	$ 10	$ 181	$ 0