XML 13 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
Commitments And Contingencies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Commitments And Contingencies [Line Items]      
Asbestos litigation expense $ 1 $ 5  
Pittsburgh Corning Europe N.V. (PCE), Carrying Value 141   138
Contingencies 72   72
Product warranty liability accrual 23   23
Number of hazardous waste sites 18    
Dow Corning Corporation [Member]
     
Commitments And Contingencies [Line Items]      
Percent ownership in PCC 50.00% [1]    
Environmental Cleanup And Related Litigation [Member]
     
Commitments And Contingencies [Line Items]      
Accrual for contingent loss 24   25
Asbestos Litigation [Member]
     
Commitments And Contingencies [Line Items]      
Estimated product liability 658   657
Contingent Guarantees [Member]
     
Commitments And Contingencies [Line Items]      
Notional value of contingent guarantees 163   170
Corning Inc. [Member] | PPG Industries, Inc. [Member]
     
Commitments And Contingencies [Line Items]      
Percent ownership in PCC 50.00%    
Corning Inc. [Member] | Dow Corning Corporation [Member]
     
Commitments And Contingencies [Line Items]      
Percent ownership in PCC 50.00%    
Corning Inc. [Member] | Asbestos Litigation [Member]
     
Commitments And Contingencies [Line Items]      
Additional accrual for non-PCC asbestos claims $ 150    
[1] Amounts reflect Corning's direct ownership interests in the respective affiliated companies. Corning does not control any of these entities