SEGMENT REPORTING (Schedule of Financial Data by Reporting Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Segment Reporting Information [Line Items]
Net revenues	$ 129,492	$ 126,603
Operating income	11,571	11,088
North America [Member]
Segment Reporting Information [Line Items]
Net revenues	86,177	85,685
Operating income	4,391	2,835
Europe [Member]
Segment Reporting Information [Line Items]
Net revenues	27,390	25,779
Operating income	6,805	7,135
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net revenues	15,925	15,139
Operating income	$ 375	$ 1,118