RESTRUCTURING COSTS (Schedule of Restructuring Costs) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring costs, Balance at December 31, 2011	$ 3,697
Provisions	113
Cash payments	(1,152)
Non-cash	35
Restructuring costs, Balance at June 30, 2012	2,693
Severance and Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs, Balance at December 31, 2011	1,010
Provisions	86
Cash payments	(563)
Non-cash	(4)
Restructuring costs, Balance at June 30, 2012	529
Contractual Obligations [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs, Balance at December 31, 2011	2,687
Provisions	27
Cash payments	(589)
Non-cash	39
Restructuring costs, Balance at June 30, 2012	$ 2,164