CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net sales	$ 2,628,696	$ 2,411,243	$ 2,406,909
Delivery revenues	142,013	156,067	157,641
Total revenues	2,770,709	2,567,310	2,564,550
Cost of goods sold	2,201,816	2,077,217	2,123,040
Delivery costs	142,013	156,067	157,641
Cost of revenues	2,343,829	2,233,284	2,280,681
Gross profit	426,880	334,026	283,869
Selling, administrative and general expenses	259,427	259,140	289,993
Gain on sale of property, plant & equipment and businesses, net	39,250	68,455	47,752
Recovery from legal settlement	0	0	46,404
Restructuring charges	(1,509)	(9,557)	(12,971)
Exchange offer costs	0	(43,380)	(2,227)
Other operating expense, net	(14,790)	(5,623)	(9,390)
Operating earnings	190,404	84,781	63,444
Other nonoperating income, net	7,538	6,727	2
Interest income	943	1,141	3,444
Interest expense	202,588	213,067	220,628
Loss from continuing operations before income taxes	(3,703)	(120,418)	(153,738)
Provision for (benefit from) income taxes
Current	9,673	1,913	14,318
Deferred	(34,132)	(68,405)	(92,801)
Total benefit from income taxes	(24,459)	(66,492)	(78,483)
Earnings (loss) from continuing operations	20,756	(53,926)	(75,255)
Earnings on discontinued operations, net of income taxes (Note 2)	3,626	1,333	4,477
Net earnings (loss)	24,382	(52,593)	(70,778)
Other comprehensive income (loss), net of tax
Reclassification adjustment for cash flow hedges	2,992	3,816	7,151
Adjustment for funded status of pension and postretirement benefit plans	111,883	(24,454)	(54,366)
Amortization of pension and postretirement benefit plans actuarial loss and prior service cost	11,011	11,965	7,710
Other comprehensive income (loss)	125,886	(8,673)	(39,505)
Comprehensive earnings (loss)	$ 150,268	$ (61,266)	$ (110,283)
Basic earnings (loss) per share
Continuing operations	$ 0.16	$ (0.42)	$ (0.58)
Discontinued operations	$ 0.03	$ 0.01	$ 0.03
Net earnings (loss)	$ 0.19	$ (0.41)	$ (0.55)
Diluted earnings (loss) per share
Continuing operations	$ 0.16	$ (0.42)	$ (0.58)
Discontinued operations	$ 0.03	$ 0.01	$ 0.03
Net earnings (loss)	$ 0.19	$ (0.41)	$ (0.55)
Weighted-average common shares outstanding
Basic	130,272	129,745	129,381
Assuming dilution	131,467	129,745	129,381