Schedule Of Significant Deferred Tax Assets And Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Schedule Of Deferred Tax Assets And Liabilities [Line Items]
Pension and other postretirement benefits plan liabilities	$ 167.4	$ 524.1
Net operating losses and other tax carryforwards	328.3	331.6
Accrued liabilities	153.9	155.2
Foreign depreciation	51.3	50.5
Other	38.7	48.9
Total deferred tax assets	739.6	1,110.3
Valuation allowances	(268.2)	(273.6)
Net deferred tax assets	471.4	836.7
Accelerated depreciation	(180.3)	(226.3)
Other intangible assets	(86.2)	(98.6)
Inventories	(26.9)	(30.7)
Other	(39.8)	(30.2)
Total deferred tax liabilities	(333.2)	(385.8)
Net deferred tax assets	$ 138.2	$ 450.9