Commitments And Contingencies (Narrative) (Details)		3 Months Ended
	Mar. 31, 2012 USD ($)	Mar. 31, 2012 British Columbia Class Action Matters [Member]	Mar. 31, 2012 Ontario Class Action Matters [Member] USD ($)	Mar. 31, 2012 Ontario Class Action Matters [Member] CAD	Mar. 31, 2012 Individual Ontario Case [Member]	Mar. 31, 2012 Nevada Federal Court Lawsuit [Member]	Mar. 31, 2012 Silzone Product Liability Insurance [Member] USD ($)	Mar. 31, 2012 Minimum [Member] Nevada Federal Court Lawsuit [Member] USD ($)	Mar. 31, 2012 Ontario Class Action Matters [Member] Individual Ontario Case [Member] USD ($)
Commitments And Contingencies [Line Items]
Number of outstanding class actions			2	2	1	1
Number of proposed class actions		1
Outstanding class actions			$ 2,000,000,000	2,000,000,000
Minimum damage loss claimed								75,000	1,000,000
Remaining insurance coverage for Silzone claims							15,000,000
Number of insurance carriers							2
Estimated future contingent consideration	$ 12,000,000