Litigation, Other Contingencies and Guarantees (Narrative) (Details) $ in Millions |
33 Months Ended |
|---|---|
|
Jul. 30, 2016
USD ($)
| |
| Loss Contingencies [Line Items] | |
| Loss Contingency, Damages Awarded, Value | $ 3.1 |
| Recorded Best Estimate Environmental Liabilities | 23.0 |
| ERISA Class Action Litigation [Member] | |
| Loss Contingencies [Line Items] | |
| Estimated Litigation Liability | 4.5 |
| Pricing Class Action Litigation [Member] | |
| Loss Contingencies [Line Items] | |
| Estimated Litigation Liability | 50.0 |
| Minimum [Member] | |
| Loss Contingencies [Line Items] | |
| Estimate Potential Environmental Liabilities | 19.0 |
| Maximum [Member] | |
| Loss Contingencies [Line Items] | |
| Estimate Potential Environmental Liabilities | $ 25.0 |