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Fair Value Measurements (Tables) | 6 Months Ended
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Jul. 29, 2018
Fair Value Disclosures [Abstract] |
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Assets and liabilities that are measured at fair value on a recurring basis follow.
| Fair Value at July 29, 2018 Using |  | Fair Value at January 28, 2018 Using
in millions | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Derivative agreements - assets | $ |  |  |  | $ | 231 |  |  | $ |  |  |  | $ |  |  |  | $ | 235 |  |  | $ |  |
Derivative agreements - liabilities | — |  |  | (20 | ) |  | — |  |  | — |  |  | (12 | ) |  | — |
Total | $ |  |  |  | $ | 211 |  |  | $ |  |  |  | $ |  |  |  | $ | 223 |  |  | $ |  |
Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis | The aggregate fair values and carrying values of our senior notes follow.
| July 29, 2018 |  | January 28, 2018
in millions | Fair Value (Level 1) |  | Carrying Value |  | Fair Value (Level 1) |  | Carrying Value
Senior notes | $ | 25,625 |  |  | $ | 24,484 |  |  | $ | 26,617 |  |  | $ | 24,485 |

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- Definition Tabular disclosure of liabilities measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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