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BUSINESS REORGANIZATION EXPENSES (Reorganization expenses by Plan) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	$ 1,343us-gaap_BusinessExitCosts1	$ 114us-gaap_BusinessExitCosts1
Pre 2012 Plan
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	534	114
2012 Plan
Restructuring Cost and Reserve [Line Items]
Business reorganization expenses	$ 809	$ 0

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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