Derivative Instruments and Hedging Activities (Details) In Millions, unless otherwise specified	9 Months Ended							3 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended																	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Foreign exchange contracts USD ($)	Dec. 31, 2012 Foreign exchange contracts USD ($)	Sep. 30, 2013 Embedded derivative in purchase and delivery contracts USD ($)	Dec. 31, 2012 Embedded derivative in purchase and delivery contracts USD ($)	Sep. 30, 2013 Fixed price commodity contracts USD ($)	Dec. 31, 2012 Fixed price commodity contracts USD ($)	Sep. 30, 2012 Designated as a hedging instrument Interest rate swap contracts USD ($)	Sep. 30, 2012 Designated as a hedging instrument Interest rate swap contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments USD ($)	Sep. 30, 2012 Not designated as hedging instruments USD ($)	Sep. 30, 2013 Not designated as hedging instruments USD ($)	Sep. 30, 2012 Not designated as hedging instruments USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Foreign exchange contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Foreign exchange contracts USD ($)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts AUD:EUR USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts AUD:EUR EUR (€)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts AUD:EUR USD ($)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts AUD:EUR EUR (€)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts US Dollar:EUR USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts US Dollar:EUR EUR (€)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts US Dollar:EUR USD ($)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts US Dollar:EUR EUR (€)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts US Dollar:CHF USD ($)	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts US Dollar:CHF CHF	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts US Dollar:CHF USD ($)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts US Dollar:CHF CHF	Sep. 30, 2013 Not designated as hedging instruments Foreign exchange contracts EUR:US Dollar USD ($)	Dec. 31, 2012 Not designated as hedging instruments Foreign exchange contracts MXN:US Dollar USD ($)	Sep. 30, 2013 Not designated as hedging instruments Embedded derivative in purchase and delivery contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Embedded derivative in purchase and delivery contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments Embedded derivative in purchase and delivery contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Embedded derivative in purchase and delivery contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments Fixed price commodity contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Fixed price commodity contracts USD ($)	Sep. 30, 2013 Not designated as hedging instruments Fixed price commodity contracts USD ($)	Sep. 30, 2012 Not designated as hedging instruments Fixed price commodity contracts USD ($)	Sep. 30, 2013 Amended Credit Agreement USD ($)
Derivative Instruments
Amount outstanding																																									$ 112.5
Maximum typical maturity period	12 months
Notional Amount						4.4	3.4							124.4		124.4		94.3	0.8		1.6		73.7		64.0		39.9		27.9		10.0	0.8
Fair Value of Assets		4.7	1.8	0.2	0.3	0.1								4.7		4.7		1.8	0.1				2.7		1.2		1.9		0.6
Fair Value of Liabilities				0.4	0.3		0.2
Notional Amount in Buy Currency																				0.7		1.2		56.5		49.3		37.9		26.1	10.0	0.8
Notional amount of derivative sale contracts				29.6	40.2
Notional amount of derivative purchase contracts				12.7	10.3
Loss recognized in other comprehensive income related to the effective portion								0	0.2
Loss reclassified from other comprehensive income and recognized in net income								0.3	1.2
Impact on net income of unrealized gains and losses resulting from changes in fair value of derivative instruments										$ 5.8	$ 4.2	$ 3.0	$ 6.5	$ 5.7	$ 4.5	$ 2.9	$ 6.3																$ (0.4)	$ 0.3	$ (0.2)	$ (0.1)	$ 0.5	$ (0.6)	$ 0.3	$ 0.3