Disclosures About Derivative Instruments and Hedging Activities (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Not Designated as Hedging Instrument [Member] | Sales [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Recognized gains (losses) in consolidated statement of operations	$ (0.3)	$ 0	$ 0.2	$ 0
Not Designated as Hedging Instrument [Member] | Other Income [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Recognized gains (losses) in consolidated statement of operations	(0.1)	0.5	0.5	(0.7)
Not Designated as Hedging Instrument [Member] | Cost of Products Sold [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Recognized gains (losses) in consolidated statement of operations	(0.2)	(0.5)	(0.2)	(0.9)
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Sales [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Reclassified from accumulated other comprehensive income (loss) into income (effective portion)	0	0	0.4	0
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Cost of Products Sold [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Reclassified from accumulated other comprehensive income (loss) into income (effective portion)	10.7	(12.8)	14.2	(20.6)
Recognized in cost of products sold (ineffective portion and amount excluded from effectiveness testing)	$ 0.6	$ (2.9)	$ 6.4	$ 0