Commitments and Contingent Liabilities (Summary of Alleged Injuries in Lawsuit) (Details) |
9 Months Ended |
|---|---|
|
Sep. 30, 2016
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| |
| PFOA Matters - Kidney Cancer [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 200 |
| PFOA Matters - Testicular Cancer [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 70 |
| PFOA Matters - Ulcerative Colitis [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 300 |
| PFOA Matters - Preeclampsia [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 200 |
| PFOA Matters - Thyroid Disease [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 1,400 |
| PFOA Matters - High Cholestrol [Member] | |
| Loss Contingencies [Line Items] | |
| Number of plaintiffs | 1,300 |