SEGMENT REPORTING Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment Reporting Information, Net Income (Loss)	$ 51,300	$ 59,500	$ 93,000	$ 108,500
Goodwill, Impairment Loss	0	7,585	0	7,585
Restructuring Charges		9,653	1,400	9,653
Earnings (loss) from operations	49,892	42,247	91,585	91,165
Cost of Sales [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Restructuring Charges			500	3,682
Business Combination, Acquisition Related Costs				700
Selling, General and Administrative Expenses [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Restructuring Charges			900	5,321
Business Combination, Acquisition Related Costs				$ 650