SEGMENT INFORMATION (Textual) (Details)	12 Months Ended
	Dec. 31, 2012 segment facility
Segment Reporting Information [Line Items]
Number of new operating segments	2
Number of operating segments	3
Domestic [Member] | U.S. [Member]
Segment Reporting Information [Line Items]
Number of operating facilities	5
Domestic [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Number of operating facilities	2
Asia Pacific [Member] | Philippines [Member]
Segment Reporting Information [Line Items]
Number of operating facilities	2
Latin America [Member] | Costa Rica [Member]
Segment Reporting Information [Line Items]
Number of operating facilities	1
Latin America [Member] | Honduras [Member]
Segment Reporting Information [Line Items]
Number of operating facilities	1