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Accumulated Other Comprehensive Income (Tables) | 3 Months Ended
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Apr. 30, 2016
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Summary of the Changes in Accumulated Other Comprehensive Income (AOCI) by Component |
(millions) | Cash Flow Hedges |  |  | Currency Translation Adjustment |  |  | Pension and Other Benefits |  |  | Total |
January 30, 2016 | $ | (19 | ) |  | $ | (22 | ) |  | $ | (588 | ) |  | $ | (629 | )
Other comprehensive income before reclassifications | — |  |  | 4 |  |  | 3 |  |  | 7 |
Amounts reclassified from AOCI | 1 |  | (a) | — |  |  | 4 |  | (b) | 5 |
April 30, 2016 | $ | (18 | ) |  | $ | (18 | ) |  | $ | (581 | ) |  | $ | (617 | )
(a) Represents gains and losses on cash flow hedges, net of $1 million of taxes. (b) Represents amortization of pension and other benefit liabilities, net of $2 million of taxes.

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 + Details
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