OTHER COMPREHENSIVE INCOME (Reclassification Of Amounts From Other Comprehensive Income Loss To Earnings) (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
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	$ (563,183)		$ (542,951)		$ (1,050,082)		$ (1,020,844)
Selling, administrative and general expenses	(64,902)		(61,914)		(129,557)		(126,826)
Benefit from income taxes	(6,151)		17,749		32,666		56,145
Net earnings (loss)	28,772		(18,283)		(26,064)		(70,336)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net earnings (loss)	4,266		4,039		8,552		8,061
Reclassification Adjustment for Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	1,386		1,585		2,801		3,140
Benefit from income taxes	(551)		(630)		(1,112)		(1,247)
Net earnings (loss)	835		955		1,689		1,893
Amortization of Pension and Postretirement Plan Actuarial Loss and Prior Service Cost | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	4,553	[1]	4,039	[1]	9,010	[1]	7,974	[1]
Selling, administrative and general expenses	1,089	[1]	1,030	[1]	2,274	[1]	2,164	[1]
Benefit from income taxes	(2,211)	[1]	(1,985)	[1]	(4,421)	[1]	(3,970)	[1]
Net earnings (loss)	$ 3,431	[1]	$ 3,084	[1]	$ 6,863	[1]	$ 6,168	[1]

[1] See Note 10 for a breakdown of the reclassifications among the curtailment loss and amortization of actuarial loss and prior service cost.