Annual report pursuant to Section 13 and 15(d)

Litigation, Other Contingencies and Guarantees (Narrative) (Details)

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Litigation, Other Contingencies and Guarantees (Narrative) (Details)
27 Months Ended
Jan. 30, 2016
USD ($)
Loss Contingencies [Line Items]  
Loss Contingency, Damages Awarded, Value $ 3,100,000
Estimated Litigation Liability 50,000,000
Estimate Potential Environmental Liabilities Minimum 20,000,000
Estimate Potential Environmental Liabilities Maximum 25,000,000
Recorded Best Estimate $ 23,000,000