Restructuring Initiatives (Narrative) (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	Mar. 31, 2011	Jun. 30, 2012	Jun. 30, 2011	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
Restructuring Program 2005 [Member]
Expected total restructuring charges and other costs				520
Total restructuring charges recorded to date				526.6
Restructuring Program 2009 [Member]
Expected total restructuring charges and other costs				270
Total restructuring charges recorded to date				259.9
2005 And 2009 Restructuring Programs [Member]
Restructuring charges and other costs recorded in period	(1.0)		12.0	4.5	26.7
Charges recorded to date	(4.7)	(1.1)				3.4	41.3	130.3	17.8	109.3	192.1	51.6	540.0
Restructuring charges and other costs				1.5
Gain on sale of land and building					(5.5)
2005 And 2009 Restructuring Programs [Member] | Professional Fees [Member]
Restructuring charges and other costs recorded in period	2.9		9.2	7.3	18.2
2005 And 2009 Restructuring Programs [Member] | Employee-Related Costs [Member]
Restructuring charges and other costs recorded in period	(4.7)		(1.2)	(5.8)	8.4
2005 And 2009 Restructuring Programs [Member] | Accelerated Depreciation [Member]
Restructuring charges and other costs recorded in period	0.8		4.0	3.0	5.6
2005 And 2009 Restructuring Programs [Member] | Selling, General and Administrative Expenses [Member]
Restructuring charges and other costs recorded in period	(1.7)		8.5	1.1	22.0
2005 And 2009 Restructuring Programs [Member] | Cost of Sales [Member]
Restructuring charges and other costs recorded in period	0.7		3.5	3.4	4.7
Other Restructuring Initiatives [Member]
Lease termination charge future minimum				10
Lease termination charge future maximum				20
Other Restructuring Initiatives [Member] | Professional Fees [Member]
Restructuring charges and other costs	0.9			3.9
Other Restructuring Initiatives [Member] | Employee-Related Costs [Member]
Restructuring charges and other costs	37.2			56.0
Other Restructuring Initiatives [Member] | Accelerated Depreciation [Member]
Restructuring charges and other costs	1.1			1.1
Other Restructuring Initiatives [Member] | Selling, General and Administrative Expenses [Member]
Restructuring charges and other costs	$ 39.2			$ 61.0