RESTRUCTURING EXPENSE restructuring expense overview (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended		21 Months Ended		3 Months Ended	6 Months Ended		21 Months Ended		3 Months Ended	6 Months Ended		21 Months Ended		6 Months Ended	21 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended	21 Months Ended		3 Months Ended	6 Months Ended	21 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2011 Phase I [Member]	Jun. 30, 2012 Phase I [Member]	Jun. 30, 2011 Phase I [Member]	Jun. 30, 2012 Phase I [Member]	Dec. 31, 2011 Phase I [Member]	Jun. 30, 2011 Phase I [Member] Employee Severance [Member]	Jun. 30, 2012 Phase I [Member] Employee Severance [Member]	Jun. 30, 2011 Phase I [Member] Employee Severance [Member]	Jun. 30, 2012 Phase I [Member] Employee Severance [Member]	Dec. 31, 2011 Phase I [Member] Employee Severance [Member]	Jun. 30, 2011 Phase I [Member] Consulting [Member]	Jun. 30, 2012 Phase I [Member] Consulting [Member]	Jun. 30, 2011 Phase I [Member] Consulting [Member]	Jun. 30, 2012 Phase I [Member] Consulting [Member]	Dec. 31, 2011 Phase I [Member] Consulting [Member]	Jun. 30, 2012 Phase I [Member] Facility Closing [Member]	Jun. 30, 2012 Phase I [Member] Facility Closing [Member]	Dec. 31, 2011 Phase I [Member] Facility Closing [Member]	Jun. 30, 2012 Phase I [Member] other restructuring costs [Member]	Jun. 30, 2012 Phase I [Member] other restructuring costs [Member]	Dec. 31, 2011 Phase I [Member] other restructuring costs [Member]	Jun. 30, 2012 Phase II [Member]	Jun. 30, 2012 Phase II [Member]	Jun. 30, 2012 Phase II [Member]	Dec. 31, 2011 Phase II [Member]	Jun. 30, 2012 Phase II [Member] Employee Severance [Member]	Jun. 30, 2012 Phase II [Member] Employee Severance [Member]	Jun. 30, 2012 Phase II [Member] Employee Severance [Member]	Dec. 31, 2011 Phase II [Member] Employee Severance [Member]	Jun. 30, 2012 Phase II [Member] Consulting [Member]	Dec. 31, 2011 Phase II [Member] Consulting [Member]	Jun. 30, 2012 Phase II [Member] Facility Closing [Member]	Dec. 31, 2011 Phase II [Member] Facility Closing [Member]	Jun. 30, 2012 Phase II [Member] other restructuring costs [Member]	Dec. 31, 2011 Phase II [Member] other restructuring costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 202	$ 3,475	$ 502	$ 4,774	$ 3,500	$ 300	$ 4,800	$ 10,200		$ 1,200	$ 0	$ 1,500	$ 4,200		$ 1,700	$ 300	$ 2,700	$ 4,400		$ 0	$ 1,600		$ 600	$ 0		$ 200	$ 202	$ 202		$ 200	$ 202	$ 202		$ 0		$ 0		$ 0
Restructuring Reserve						$ 2,251		$ 2,251	$ 3,448		$ 875		$ 875	$ 2,109		$ 310		$ 310	$ 50	$ 1,066	$ 1,066	$ 1,289	$ 0	$ 0	$ 0	$ 195	$ 195	$ 195	$ 0	$ 195	$ 195	$ 195	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0