Changes in AOCI (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Beginning Balance	$ (82.1)
OtherComprehensiveIncomeOtherNetOfTax	18.4
Amounts reclassified from AOCI	9.1
Net current period other comprehensive income/(loss)	(28.4)	6.8	19.0
Ending Balance	(54.6)	(82.1)
Gains Losses On Cash Flow And Net Investment Hedges [Member]
Beginning Balance	(2.9)
OtherComprehensiveIncomeOtherNetOfTax	3.7
Amounts reclassified from AOCI	0.7
Net current period other comprehensive income/(loss)	4.4
Ending Balance	1.5
Pension And Other Retirement Benefits [Member]
Beginning Balance	(90.1)
OtherComprehensiveIncomeOtherNetOfTax	29.9
Amounts reclassified from AOCI	7.0
Net current period other comprehensive income/(loss)	36.9
Ending Balance	(53.2)
Foreign Currency Translation Adjustments [Member]
Beginning Balance	10.9
OtherComprehensiveIncomeOtherNetOfTax	(15.2)
Amounts reclassified from AOCI	1.4
Net current period other comprehensive income/(loss)	(13.8)
Ending Balance	$ (2.9)

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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+ Details

- Definition

Tax effect of other comprehensive income (loss) attributable to both parent entity and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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+ Details