Retirement Plans (Net Periodic Benefit Cost) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 29, 2022 |
Oct. 30, 2021 |
Oct. 29, 2022 |
Oct. 30, 2021 |
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| Total Retirement Expense | $ 15 | $ 3 | $ 48 | $ 14 |
| Pension Plan [Member] | ||||
| Service cost | 0 | 0 | 0 | 1 |
| Interest cost | 14 | 11 | 44 | 36 |
| Expected return on assets | (31) | (39) | (93) | (122) |
| Recognition of net actuarial (gain) loss | 4 | 5 | 11 | 22 |
| Total net periodic benefit cost | (13) | (23) | (38) | (63) |
| Supplementary Retirement Plan [Member] | ||||
| Interest cost | 4 | 3 | 11 | 8 |
| Recognition of net actuarial (gain) loss | 3 | 3 | 9 | 10 |
| Total net periodic benefit cost | 7 | 6 | 20 | 18 |
| Other Postretirement Benefit Plan [Member] | ||||
| Interest cost | 1 | 1 | 2 | 1 |
| Recognition of net actuarial (gain) loss | (1) | (1) | (4) | (4) |
| Amortization of prior service credit | (1) | 0 | (1) | 0 |
| Total net periodic benefit cost | (1) | 0 | (3) | (3) |
| 401(k) Qualified Plan [Member] | Defined Contribution Plan [Member] | ||||
| Defined contribution plan, cost | $ 21 | $ 20 | $ 66 | $ 59 |
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- Definition Amount of retirement expenses, including 401(k) defined contribution plan, pension plan, and supplementary retirement plan No definition available.
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for defined contribution plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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