Shareholders' Equity (Reclassification Out Of Accumulated Other Comprehensive Income) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Goods and Services Sold	$ 2,097.2	$ 1,985.7	$ 2,075.2
Interest expense	68.8	53.7	48.5
Earnings from continuing operations before income taxes	171.9	220.5	193.8
Income tax expense	(71.4)	(76.1)	(81.0)
Earnings from continuing operations	100.5	144.4	112.8
Total reclassifications for the period	27.5
Derivative (Loss) Gain [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period	0.2
Pension and Postretirement Adjustments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period	27.3
Reclassification From Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period	27.5
Reclassification From Accumulated Other Comprehensive Income [Member] | Derivative (Loss) Gain [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings from continuing operations before income taxes	0.3
Income tax expense	(0.1)
Earnings from continuing operations	0.2
Reclassification From Accumulated Other Comprehensive Income [Member] | Derivative (Loss) Gain [Member] | Natural Gas Commodity Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Goods and Services Sold	2.6
Reclassification From Accumulated Other Comprehensive Income [Member] | Derivative (Loss) Gain [Member] | Foreign Exchange Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Goods and Services Sold	(2.3)
Reclassification From Accumulated Other Comprehensive Income [Member] | Pension and Postretirement Adjustments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings from continuing operations before income taxes	42.0
Income tax expense	(14.7)
Earnings from continuing operations	27.3
Reclassification From Accumulated Other Comprehensive Income [Member] | Pension and Postretirement Adjustments [Member] | Cost Of Goods Sold [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Prior service cost amortization	0.8
Amortization of net actuarial loss	21.4
Reclassification From Accumulated Other Comprehensive Income [Member] | Pension and Postretirement Adjustments [Member] | SG&A Expense [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Prior service cost amortization	1.0
Amortization of net actuarial loss	$ 18.8