| **Derivative Financial Instruments (Tables)**                                         | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
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| **Derivative Instruments and Hedging Activities Disclosure [Abstract]**               |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| Schedule of Derivative Instruments in Statement of Financial Position, Fair Value     | The following table summarizes the fair value of our derivative financial instruments as of September 30, 2014 and December 31, 2013:  Fair Value of Derivative Instruments Derivative Assets Derivative Liabilities(in millions of dollars)Balance SheetLocation September 30, 2014 December 31, 2013 Balance SheetLocation September 30, 2014 December 31, 2013Derivatives designated as hedging instruments:           Foreign exchange contractsOther current assets $3.6 $1.4 Other current liabilities $— $0.8Derivatives not designated as hedging instruments:           Foreign exchange contractsOther current assets 0.5 0.4 Other current liabilities 0.7 0.1Total derivatives  $4.1 $1.8   $0.7 $0.9                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance | The following tables summarize the pre-tax effect of our derivative financial instruments on the condensed consolidated financial statements for the three and nine months ended September 30, 2014 and 2013:  The Effect of Derivative Instruments in Cash Flow Hedging Relationships on the Condensed Consolidated Financial Statements  Amount of Gain (Loss) Recognized in OCI (Effective Portion) Location of (Gain) Loss Reclassified from OCI to Income Amount of (Gain) LossReclassified from AOCI to Income (Effective Portion)  Three Months Ended September 30,   Three Months Ended September 30,(in millions of dollars) 2014 2013   2014 2013Cash flow hedges:          Foreign exchange contracts $4.0 $(1.6) Cost of products sold $(0.3) $(1.6)  The Effect of Derivative Instruments in Cash Flow Hedging Relationships on the Condensed Consolidated Financial Statements(in millions of dollars) Amount of Gain (Loss) Recognized in OCI (Effective Portion) Location of (Gain) Loss Reclassified from OCI to Income Amount of (Gain) LossReclassified from AOCI to Income (Effective Portion)  Nine Months Ended September 30,   Nine Months Ended September 30,  2014 2013   2014 2013Cash flow hedges:          Foreign exchange contracts $3.7 $3.1 Cost of products sold $(1.2) $(3.3) The Effect of Derivatives Not Designated as Hedging Instruments on the Consolidated Statements of Income Location of (Gain) Loss Recognized inIncome on Derivatives Amount of (Gain) LossRecognized in Income Amount of (Gain) LossRecognized in Income   Three Months Ended September 30, Nine Months Ended September 30,(in millions of dollars)  2014 2013 2014 2013Foreign exchange contractsOther expense, net $— $— $1.4 $(0.4) |

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| - Definition
Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959
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| - Definition
Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.
+ References
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