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Commitments And Contingencies - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 1 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended
Jun. 30, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Feb. 14, 2013
Subsequent Event
United States
LegalMatter
Dec. 31, 2012
W. L. Gore
Jul. 31, 2010
W. L. Gore
Mar. 31, 2009
W. L. Gore
Dec. 31, 2007
W. L. Gore
Mar. 31, 2009
Attorney Fees
Mar. 31, 2009
Prejudgment Interest
Jun. 30, 2007
Hernia Repair Products
LegalMatter
Jun. 30, 2011
Hernia Repair Products
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
Plaintiff
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
United States
LegalMatter
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
Canada
LegalMatter
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
Federal Law Claims
LegalMatter
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
State Law Claims
LegalMatter
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
Superior Court of State of Rhode Island
Plaintiff
Feb. 14, 2013
Hernia Repair Products
Subsequent Event
Superior Court of State of Rhode Island
State Law Claims
LegalMatter
Dec. 31, 2012
WomenS Health Product Claims
Jul. 31, 2012
WomenS Health Product Claims
Feb. 14, 2013
WomenS Health Product Claims
Subsequent Event
Plaintiff
Feb. 14, 2013
WomenS Health Product Claims
Subsequent Event
United States
LegalMatter
Feb. 14, 2013
WomenS Health Product Claims
Subsequent Event
Canada
LegalMatter
Feb. 14, 2013
WomenS Health Product Claims
Subsequent Event
Federal Law Claims
LegalMatter
Feb. 14, 2013
Filter Product Claims
Subsequent Event
Plaintiff
Feb. 14, 2013
Filter Product Claims
Subsequent Event
State Law Claims
LegalMatter
Dec. 31, 2012
Hernia Products Claims
Dec. 31, 2011
Hernia Products Claims
Dec. 31, 2011
Brachytherapy Matter
Dec. 31, 2012
Other Legal Matter
Commitments and Contingencies [Line Items]                                                                
Number of lawsuits         1                       890 730   705           1,835            
Number of individual plaintiffs                           1,750         800       2,320       55          
Number of putative class actions                             2 4               5 1     3        
Number of previously filed class action lawsuits         10                                                      
Number of Multi district Litigations                       1                                        
Product Claims, charges incurred before taxes                         $ 184.3                                      
Product Claims, charges incurred after tax                         180.6                                      
U. S. District Court award for plaintiff's damages                                           3.6                    
Receivable insurance coverage disputed                                                         25.0     33.1
Insurance coverage disputed                                         50                      
Legal settlement costs, gross 195.5                                                           51.0  
Legal settlement costs, net of tax                                                             40.8  
U. S. District Court award for damages             109 371 185 19 20                                          
Court-assessed royalty rate, lower limit             12.50%                                                  
Court-assessed royalty rate, upper limit             20.00%                                                  
Escrow deposit representing an estimation of liability           471                                                    
Accruals for product liability and other legal matters   158.1 287.3                                                          
Payments to qualified settlement fund                                                         8.4 157.6    
Cumulative payments from qualified settlement fund to qualified claimants                                                           132.6    
Payments to qualified claimants from qualified settlement funds                                                         130.5      
Cumulative other payments to qualified claimants from qualified settlement funds                                                           10.6    
Other payments to qualified claimants from qualified settlement funds                                                         8.0      
Receivables from insurance companies                                                         45.6 51.0    
Minimum annual rentals, 2013   23.6                                                            
Minimum annual rentals, 2014   21.0                                                            
Minimum annual rentals, 2015   17.6                                                            
Minimum annual rentals, 2016   16.2                                                            
Minimum annual rentals, 2017   15.5                                                            
Minimum annual rentals, thereafter   59.6                                                            
Approximated operating leases rental expense, Total   $ 25.9 $ 25.1 $ 22.8