Contingencies (Summary Of Insurance Receivable Balances And Activity Related To Cumulative Trauma Product Liability Losses) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Contingencies [Abstract]
Balance January 1	$ 89.0	$ 91.7	$ 60.6
Additions	35.6	30.9	33.1
Collections and settlements	(12.5)	(33.6)	(2.0)
Balance December 31	$ 112.1	$ 89.0	$ 91.7

The portion of the carrying amount as of the balance sheet date of a recorded receivable related to a loss contingency accrual that is expected to be collected after one year or beyond the normal operating cycle, if longer. For example, an insurance recovery receivable to the extent that the insurance recovery is probable and does not exceed the amount of the loss previously recognized in the financial statements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12053-110248

Name:	us-gaap_LossContingencyRelatedReceivableCarryingValueNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant