RESTRUCTURING COSTS AND ACCRUALS (Details) (USD $)	3 Months Ended	6 Months Ended		12 Months Ended		6 Months Ended	12 Months Ended	6 Months Ended					6 Months Ended	12 Months Ended	9 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2013 employee related [Member] Divestiture-Related [Member] Restructuring Plan 2012 [Member]	Dec. 31, 2012 Employee Severance [Member] Divestiture-Related [Member] Restructuring Plan 2012 [Member]	Jun. 30, 2013 Employee Severance [Member] Non-Acquisition-Related [Member] Restructuring Plan 2013 [Member]	Jun. 30, 2013 Employee Severance [Member] Acquisition-Related [Member]	Jun. 30, 2013 Non-Acquisition-Related [Member] Employee Severance [Member]	Jun. 30, 2013 Non-Acquisition-Related [Member] Facilities-Related [Member]	Jun. 30, 2013 Facilities-Related [Member]	Jun. 30, 2012 Facilities-Related [Member] Divestiture-Related [Member] Restructuring Plan 2012 [Member]	Dec. 31, 2012 Facilities-Related [Member] Divestiture-Related [Member] Restructuring Plan 2012 [Member] facility	Dec. 31, 2012 Facilities-Related [Member] Non-Acquisition-Related [Member] Restructuring Plan 2012 [Member]	Jun. 30, 2013 Facilities-Related [Member] Acquisition-Related [Member]
Restructuring Cost and Reserve [Line Items]
New Restructuring Charges		$ 1,233,000							$ 0	$ 1,233,000	$ 0					$ 0
Number of positions eliminated						280		31
Severance costs							13,900,000
Restructuring costs, closure of facilities													800,000	8,600,000
Number of facilities closed														1
Restructuring accrual [Roll Forward]
Accrual balance at beginning of year		15,733,000		15,733,000					0	4,299,000	10,839,000					595,000
Restructuring Charges	1,918,000	2,191,000
Revisions of estimated liabilities		958,000							0	83,000	875,000					0
Accretion		273,000								0	257,000					16,000
Cash payments for employee-related charges		(7,415,000)		(13,200,000)					0	(3,744,000)	(3,446,000)					(225,000)
Non-cash write-offs															1,400,000
Foreign exchange impact on ending balance		(144,000)							0	(71,000)	(73,000)					0
Accrual balance at end of period	10,638,000	10,638,000							0	1,800,000	8,452,000					386,000
Facilities-related accruals - current												5,500,000
Facilities-related accruals - non-current	3,282,000	3,282,000			5,119,000							3,300,000
Deferred Rent Liability Write-Off															1,000,000
Restructuring Plan, Estimate Revision		$ 200,000	$ 800,000