Annual report pursuant to Section 13 and 15(d)

Retirement Plans (Reconciliation Of Benefit Obligations, Plan Assets, And Funded Status Of The Pension Plan) (Details)

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Retirement Plans (Reconciliation Of Benefit Obligations, Plan Assets, And Funded Status Of The Pension Plan) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Supplementary Retirement Plan [Member]
   
Funded status at end of year $ (795) $ (771)
Accounts payable and accrued liabilities (58) (55)
Other liabilities (737) (716)
Net actuarial loss 212 195
Prior service credit 0 (1)
Total included in accumulated other comprehensive income 212 194
Pension Plan [Member]
   
Company contributions 150 375
Funded status at end of year (168) (389)
Other liabilities (168) (389)
Net actuarial loss 1,326 1,558
Prior service credit 0 (1)
Total included in accumulated other comprehensive income 1,326 1,557
Change in projected benefit obligation [Member] | Supplementary Retirement Plan [Member]
   
Projected benefit obligation, beginning of year 771 688
Service cost 6 6
Interest cost 35 36
Actuarial loss 76 90
Benefits paid (51) (49)
Actuarial gain due to curtailment (42) 0
Projected benefit obligation, end of year 795 771
Change in projected benefit obligation [Member] | Pension Plan [Member]
   
Projected benefit obligation, beginning of year 3,458 3,024
Service cost 117 102
Interest cost 157 160
Actuarial loss 283 375
Benefits paid (206) (203)
Actuarial gain due to curtailment (254) 0
Projected benefit obligation, end of year 3,555 3,458
Fair value of plan assets [Member] | Supplementary Retirement Plan [Member]
   
Benefits paid (51) (49)
Fair value of plan assets, beginning of year 0 0
Company contributions 51 49
Fair value of plan assets, end of year 0 0
Fair value of plan assets [Member] | Pension Plan [Member]
   
Benefits paid (206) (203)
Fair value of plan assets, beginning of year 3,069 2,804
Actual return on plan assets 374 93
Company contributions 150 375
Fair value of plan assets, end of year $ 3,387 $ 3,069