| Defined Benefit Plans [Domain] |
Pension Plans, Defined Benefit [Member] | Nonqualified Plans, Including Postretirement Health Care Benefits [Member] |
Other Postretirement Benefit Plans, Defined Benefit [Member] |
2006-01-29 - 2007-02-03 | 2006-01-29 - 2007-02-03 |
Defined Benefit Plan Disclosure [Line Items] | Defined Benefit Plan, Estimated Future Benefit Payments [Abstract] | | |
| Defined Benefit Plan, Expected Future Benefit Payments in Year One | 83,000,000 | 12,000,000 |
Defined Benefit Plan, Expected Future Benefit Payments in Year Two | 94,000,000 | 13,000,000 |
Defined Benefit Plan, Expected Future Benefit Payments in Year Three | 99,000,000 | 13,000,000 |
Defined Benefit Plan, Expected Future Benefit Payments in Year Four | 104,000,000 | 14,000,000 |
Defined Benefit Plan, Expected Future Benefit Payments in Year Five | 110,000,000 | 14,000,000 |
Defined Benefit Plan, Expected Future Benefit Payments in Five Fiscal Years Thereafter | 653,000,000 | 78,000,000 |