Annual report pursuant to Section 13 and 15(d)

Retirement Plans (Fair Value Of Pension Plan Assets) (Details)

v2.4.1.9
Retirement Plans (Fair Value Of Pension Plan Assets) (Details) (USD $)
In Millions, unless otherwise specified
Jan. 31, 2015
Feb. 01, 2014
Fair value of pension investments $ 97us-gaap_InvestmentsFairValueDisclosure $ 75us-gaap_InvestmentsFairValueDisclosure
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Pension Plan [Member]    
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Pension Plan [Member] | Significant Observable Inputs (Level 2) [Member]    
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Pension Plan [Member] | Significant Unobservable Inputs (Level 3) [Member]    
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