|
Postretirement Health Care and Life Insurance Benefits (Net Periodic Benefit Cost) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Feb. 02, 2013
|
Jan. 28, 2012
Postretirement Obligations
|
Jan. 29, 2011
Postretirement Obligations
|
Jan. 30, 2010
Postretirement Obligations
|
Jan. 28, 2012
Postretirement Obligations
Other Comprehensive Income [Member]
|
Jan. 29, 2011
Postretirement Obligations
Other Comprehensive Income [Member]
|
Jan. 30, 2010
Postretirement Obligations
Other Comprehensive Income [Member]
|
Jan. 28, 2012
Net Periodic Postretirement Benefit Cost [Member]
Postretirement Obligations
|
Jan. 29, 2011
Net Periodic Postretirement Benefit Cost [Member]
Postretirement Obligations
|
Jan. 30, 2010
Net Periodic Postretirement Benefit Cost [Member]
Postretirement Obligations
|
|
| Service cost | $ 0 | $ 0 | $ 0 | |||||||
| Interest cost | 14 | 15 | 19 | |||||||
| Amortization of net actuarial (gain) loss | 3 | 5 | 5 | 7 | (5) | (5) | (7) | |||
| Amortization of prior service credit | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| Total net periodic benefit cost | 9 | 10 | 12 | |||||||
| Net actuarial (gain) loss | (3) | 8 | 8 | |||||||
| Total recognized in other comprehensive income | 2 | 13 | 15 | |||||||
| Total recognized in net periodic benefit cost and other comprehensive income | $ 11 | $ 23 | $ 27 | |||||||
| X | ||||||||||
|
- Definition
Total net periodic cost and amounts recognized in Other Comprehensive Income No definition available.
|
| X | ||||||||||
|
- Definition
The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of gains or losses recognized in net periodic benefit cost. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amounts in accumulated other comprehensive income related to gains and losses that are not recognized immediately and are expected to be recognized as components of net periodic benefit cost over the next fiscal year that follows the most recent annual statement of financial position presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The aggregate net gain (loss) recognized in other comprehensive income, including amounts arising during the period and reclassification adjustments of other comprehensive income as a result of being recognized as components of net periodic benefit cost for the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|