Annual report pursuant to Section 13 and 15(d)

Retirement Plans (Net Periodic Benefit Cost Of Supplemental Retirement Plan) (Details)

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Retirement Plans (Net Periodic Benefit Cost Of Supplemental Retirement Plan) (Details) (Supplementary Retirement Plan [Member], USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 01, 2014
Feb. 02, 2013
Jan. 28, 2012
Total recognized in net periodic benefit cost and other comprehensive income $ 29 $ 75 $ 132
Other Comprehensive Income [Member]
     
Amortization of net actuarial (gain) loss (19) (17) (8)
Amortization of prior service credit 0 1 1
Net actuarial (gain) loss (17) 34 90
Defined Benefit Plan, Plan Amendments 8 0 0
Total recognized in other comprehensive income (28) 18 83
Net Periodic Pension Cost [Member]
     
Service cost 6 6 6
Interest cost 32 35 36
Amortization of net actuarial (gain) loss 19 17 8
Amortization of prior service credit 0 (1) (1)
Defined Benefit Plan, Net Periodic Benefit Cost $ 57 $ 57 $ 49