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Stockholders' Equity - Schedule of Reconciliation of the Number of Shares of Common Stock and Dividends Per Share (Details) - $ / shares shares in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 31, 2021 | Nov. 01, 2020 | Oct. 31, 2021 | Nov. 01, 2020 | Jan. 31, 2021
Common stock: |  |  |  |  |
Balance at beginning of period (in shares) | 1,791 | 1,788 | 1,789 | 1,786 |
Shares issued under employee stock plans (in shares) | 0 | 0 | 2 | 2 |
Balance at end of period (in shares) | 1,791 | 1,788 | 1,791 | 1,788 |
Treasury stock: |  |  |  |  |
Balance at beginning of period (in shares) | (735) | (712) | (712) | (709) |
Repurchases of common stock (in shares) | (10) | 0 | (33) | (3) |
Balance at end of period (in shares) | (745) | (712) | (745) | (712) |
Shares outstanding at end of period (in shares) | 1,046 | 1,076 | 1,046 | 1,076 | 1,077
Cash dividends per share (in usd per share) | $ 1.65 | $ 1.50 | $ 4.95 | $ 4.50 |

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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