SEGMENT INFORMATION (Textual) (Details)	3 Months Ended
	Mar. 31, 2013 segment
Segment Reporting Information [Line Items]
Number of new operating segments	2
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	1
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