Restructuring Initiatives (Restructuring Charges Incurred to Date for 2005 and 2009 Restructuring Programs) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended	12 Months Ended							90 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008	Dec. 31, 2007	Dec. 31, 2006	Dec. 31, 2005	Jun. 30, 2012
Charges recorded to date	$ 37.2	$ 18.8	$ 56.0
2005 And 2009 Restructuring Programs [Member]
Charges recorded to date	(4.7)	(1.1)		3.4	41.3	130.3	17.8	109.3	192.1	51.6	540.0
Charges to be incurred on approved initiatives			1.5
Total expected charges on approved initiatives			541.5
2005 And 2009 Restructuring Programs [Member] | Employee-Related Costs [Member]
Charges recorded to date											489.0
Charges to be incurred on approved initiatives			1.2
Total expected charges on approved initiatives			490.2
2005 And 2009 Restructuring Programs [Member] | Asset Write-Offs [Member]
Charges recorded to date											10.8
Charges to be incurred on approved initiatives			0
Total expected charges on approved initiatives			10.8
2005 And 2009 Restructuring Programs [Member] | Inventory Write-offs [Member]
Charges recorded to date											7.2
Charges to be incurred on approved initiatives			0
Total expected charges on approved initiatives			7.2
2005 And 2009 Restructuring Programs [Member] | Currency Translation Adjustment Write Offs [Member]
Charges recorded to date											11.6
Charges to be incurred on approved initiatives			0
Total expected charges on approved initiatives			11.6
2005 And 2009 Restructuring Programs [Member] | Contract Terminations / Other [Member]
Charges recorded to date											21.4
Charges to be incurred on approved initiatives			0.3
Total expected charges on approved initiatives			$ 21.7