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RESTRUCTURING (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
RESTRUCTURING [Abstract]
Restructuring and Related Cost, Number of Positions Eliminated	100
Restructuring and Related Cost, Expected Cost	$ 6,657
Restructuring and Related Cost, Incurred Cost	4,842	1,809
Restructuring and Related Cost, Unpaid Balance	$ 1,457

- Definition

Amount expected to be charged against earnings in the current and future periods for the specified restructuring cost.

+ References+ Details

- Definition

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

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