RESTRUCTURING COSTS (Schedule of Restructuring Costs) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Balance	$ 1,156,000	$ 3,697,000	$ 9,594,000
Provisions	3,506,000	612,000	1,110,000
Cash payments	(2,469,000)	(3,213,000)	(6,779,000)
Non-cash	(12,000)	60,000	(228,000)
Balance	2,181,000	1,156,000	3,697,000
Severance and Exit Costs
Restructuring Cost and Reserve [Line Items]
Balance	615,000	1,010,000	5,797,000
Provisions	3,160,000	1,713,000	731,000
Cash payments	(1,905,000)	(2,117,000)	(5,117,000)
Non-cash	8,000	9,000	(401,000)
Balance	1,878,000	615,000	1,010,000
Contractual Obligations
Restructuring Cost and Reserve [Line Items]
Balance	541,000	2,687,000	3,797,000
Provisions	346,000	(1,101,000)	379,000
Cash payments	(564,000)	(1,096,000)	(1,662,000)
Non-cash	(20,000)	51,000	173,000
Balance	$ 303,000	$ 541,000	$ 2,687,000