BUSINESS REORGANIZATION EXPENSES OTHER ASSOCIATED COSTS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	$ 6,721	$ 7,782	$ 720
Hudson Americas
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	1,297	1,007	0
Hudson Asia Pacific
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	989	1,285	0
Hudson Europe
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	3,646	5,131	720
Corporate
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	789	359	0
Other associated costs
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	460	115	12
Other associated costs | Hudson Americas
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	0	16	0
Other associated costs | Hudson Asia Pacific
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	37	(2)	0
Other associated costs | Hudson Europe
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	423	101	12
Other associated costs | Corporate
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	$ 0	$ 0	$ 0