RESTRUCTURING AND OTHER EXPENSES- Narrative (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended		42 Months Ended
	Aug. 10, 2015	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated	12.00%
Restructuring and other expenses		$ 4,043	$ 1,846	$ 12,309	$ 10,296
Financial Improvement Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other expenses		800	$ 1,800	9,100	$ 10,300	$ 3,200
Phase II
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		$ 1,900		$ 1,900		1,900
Employee Severance | Financial Improvement Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other expenses						700
Consulting | Financial Improvement Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other expenses						1,200
Other Restructuring | Financial Improvement Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other expenses						$ 1,300