Derivative Financial Instruments (Details) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 EUR (€)	Dec. 31, 2013 JPY (¥)	Dec. 31, 2012 EUR (€)	Dec. 31, 2012 JPY (¥)
Derivative Financial Instruments [Abstract]
Notional amount of foreign currency cash flow hedges	$ 23.7	$ 21.9	$ 16.5	€ 12.0	¥ 2,500.0	€ 0	¥ 1,900.0
Pre-tax net gains on foreign currency cash flow hedges	5.1	0.5	1.4
Number of months that unrealized gains and losses of foreign currency cash flow hedges are included in AOCI will be recognized	12 months
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	1.3	1.9
Cumulative translation adjustment related to foreign currency adjustment	$ 47.5	$ 53.7

Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 10: 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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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