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Financial Instruments (Tables) | 9 Months Ended
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Oct. 31, 2023
Investments, Debt and Equity Securities [Abstract] |
Schedule of Company's Financial Instruments by Significant Investment Category | The following tables summarize the Company's financial instruments by significant investment category as of October 31, 2023, and January 31, 2023:
| October 31, 2023 |  |  |  |  |
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |  |  |  |  |
Cash equivalents (1): |  |  |  |  |  |  |  |  |  |  |  |
Money market funds | $ | 546 |  |  | $ | — |  |  | $ | — |  |  | $ | 546 |  |  |  |  |  |
Commercial paper | 257 |  |  | — |  |  | — |  |  | 257 |  |  |  |  |  |
Certificates of deposit | 69 |  |  | — |  |  | — |  |  | 69 |  |  |  |  |  |
Other (2) | 14 |  |  | — |  |  | — |  |  | 14 |  |  |  |  |  |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |
Short-term |  |  |  |  |  |  |  |  |  |  |  |
Commercial paper | 207 |  |  | — |  |  | — |  |  | 207 |  |  |  |  |  |
U.S. government securities | 90 |  |  | — |  |  | — |  |  | 90 |  |  |  |  |  |
Corporate debt securities | 71 |  |  | — |  |  | — |  |  | 71 |  |  |  |  |  |
Asset-backed securities | 32 |  |  | — |  |  | — |  |  | 32 |  |  |  |  |  |
Agency discount notes | 11 |  |  | — |  |  | — |  |  | 11 |  |  |  |  |  |
Other (3) | 17 |  |  | — |  |  | — |  |  | 17 |  |  |  |  |  |
Long-term |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities | 97 |  |  | — |  |  | (1) |  |  | 96 |  |  |  |  |  |
Asset-backed securities | 55 |  |  | — |  |  | (1) |  |  | 54 |  |  |  |  |  |
Agency mortgage backed securities | 35 |  |  | — |  |  | (1) |  |  | 34 |  |  |  |  |  |
U.S. government securities | 23 |  |  | — |  |  | — |  |  | 23 |  |  |  |  |  |
Other (4) | 12 |  |  | — |  |  | — |  |  | 12 |  |  |  |  |  |
Mutual funds (5) (6) | 87 |  |  | 6 |  |  | (3) |  |  | 90 |  |  |  |  |  |
Total | $ | 1,623 |  |  | $ | 6 |  |  | $ | (6) |  |  | $ | 1,623 |  |  |  |  |  |
___________________ (1)Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets. These investments are classified as debt securities. (2)Primarily consists of U.S. government securities and mortgage-backed securities. (3)Primarily consists of supranational bonds, mortgage-backed securities, agency bonds, and certificates of deposit . (4)Consists of agency bonds, agency collateralized mortgage obligations, and mortgage-backed securities. (5)See Note 11, “Deferred Compensation” for more information. (6)Included in “Prepaid expenses and other current assets” or “Long-term other assets” in the accompanying Condensed Consolidated Balance Sheets.
| January 31, 2023
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |  |  |  |  |  |
Cash equivalents (1): |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds | $ | 737 |  |  | $ | — |  |  | $ | — |  |  | $ | 737 |  |  |  |  |  |  |
Commercial paper | 169 |  |  | — |  |  | — |  |  | 169 |  |  |  |  |  |  |
Certificates of deposit | 35 |  |  | — |  |  | — |  |  | 35 |  |  |  |  |  |  |
U.S government securities | 13 |  |  | — |  |  | — |  |  | 13 |  |  |  |  |  |  |
Other (2) | 12 |  |  | — |  |  | — |  |  | 12 |  |  |  |  |  |  |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities | 44 |  |  | — |  |  | — |  |  | 44 |  |  |  |  |  |  |
Commercial paper | 42 |  |  | — |  |  | — |  |  | 42 |  |  |  |  |  |  |
Asset-backed securities | 19 |  |  | — |  |  | — |  |  | 19 |  |  |  |  |  |  |
U.S. government securities | 17 |  |  | — |  |  | — |  |  | 17 |  |  |  |  |  |  |
Other (3) | 3 |  |  | — |  |  | — |  |  | 3 |  |  |  |  |  |  |
Long-term |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities | 45 |  |  | — |  |  | — |  |  | 45 |  |  |  |  |  |  |
U.S. government securities | 35 |  |  | — |  |  | — |  |  | 35 |  |  |  |  |  |  |
Asset backed securities | 13 |  |  | — |  |  | — |  |  | 13 |  |  |  |  |  |  |
Other (4) | 9 |  |  | — |  |  | — |  |  | 9 |  |  |  |  |  |  |
Mutual funds (5) (6) | 81 |  |  | 6 |  |  | (1) |  |  | 86 |  |  |  |  |  |  |
Convertible debt securities (6) | 3 |  |  | 1 |  |  | (2) |  |  | 2 |  |  |  |  |  |  |
Strategic investments derivative asset (6) | 2 |  |  | — |  |  | (2) |  |  | — |  |  |  |  |  |  |
Total | $ | 1,279 |  |  | $ | 7 |  |  | $ | (5) |  |  | $ | 1,281 |  |  |  |  |  |  |
____________________ (1)Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets. These investments are classified as debt securities. (2)Consists of custody cash deposits, agency discount notes, municipal bonds, corporate debt securities, asset-backed securities, and mortgage-backed securities. (3)Consists of mortgage-backed securities, agency mortgage-backed securities, common stock, and agency collateralized mortgage obligations. (4)Consists of agency mortgage-backed securities, agency bonds, agency collateralized mortgage obligations, mortgage-backed securities, and collateralized mortgage obligations. (5)See Note 11, “Deferred Compensation” for more information. (6)Included in “Prepaid expenses and other current assets,” or “Long-term other assets,” in the accompanying Condensed Consolidated Balance Sheets.
Schedule of Investments Classified by Contractual Maturity Date | The following table summarizes the fair values of investments classified as marketable debt securities by contractual maturity date as of October 31, 2023:
| Fair Value
Due within 1 year | $ | 401 |
Due in 1 year through 5 years | 203 |
Due in 5 years through 10 years | 15 |
Due after 10 years | 28 |
Total | $ | 647 |
Schedule of Marketable Securities | Proceeds from the sale and maturity of marketable debt securities were as follows:
| Three Months Ended October 31, | Nine Months Ended October 31,
| 2023 |  | 2022 | 2023 |  | 2022
Marketable debt securities | $ | 190 |  |  | $ | 57 |  | $ | 529 |  |  | $ | 302 |
Schedule of Equity Securities Without Readily Determinable Fair Value | Adjustments to the carrying value of our strategic investment equity securities with no readily determined fair values measured using the measurement alternative are included in “Interest and other expense, net” on the Company's Condensed Consolidated Statements of Operations. These adjustments were as follows:
| Nine Months Ended October 31, |  | Cumulative Amount as of |  |
| 2023 |  | 2022 |  | October 31, 2023 |  |  |  |
Upward adjustments | $ | — |  |  | $ | 6 |  |  | $ | 29 |  |  |  |  |
Negative adjustments, including impairments | (21) |  |  | (5) |  |  | (107) |  |  |  |  |
Net unrealized adjustments | $ | (21) |  |  | $ | 1 |  |  | $ | (78) |  |  |  |  |
Fair Value, by Balance Sheet Grouping | The following tables summarize the Company's financial instruments measured at fair value on a recurring basis by significant investment category as of October 31, 2023, and January 31, 2023:
|  |  |  |  |  |  |  | October 31, 2023
|  |  |  |  |  |  |  |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents (1): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  |  |  |  |  |  |  |  | $ | 546 |  |  | $ | — |  |  | $ | — |  |  | $ | 546 |
Commercial paper |  |  |  |  |  |  |  |  | — |  |  | 257 |  |  | — |  |  | 257 |
Certificates of deposit |  |  |  |  |  |  |  |  | — |  |  | 69 |  |  | — |  |  | 69 |
Other (2) |  |  |  |  |  |  |  |  | — |  |  | 14 |  |  | — |  |  | 14 |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial paper |  |  |  |  |  |  |  |  | — |  |  | 207 |  |  | — |  |  | 207 |
U.S. government securities |  |  |  |  |  |  |  |  | — |  |  | 90 |  |  | — |  |  | 90 |
Corporate debt securities |  |  |  |  |  |  |  |  | — |  |  | 71 |  |  | — |  |  | 71 |
Asset-backed securities |  |  |  |  |  |  |  |  | — |  |  | 32 |  |  | — |  |  | 32 |
Agency discount notes |  |  |  |  |  |  |  |  | — |  |  | 11 |  |  | — |  |  | 11 |
Other (3) |  |  |  |  |  |  |  |  | — |  |  | 17 |  |  | — |  |  | 17 |
Long-term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  |  |  |  |  |  |  | — |  |  | 96 |  |  | — |  |  | 96 |
Asset-backed securities |  |  |  |  |  |  |  |  | — |  |  | 54 |  |  | — |  |  | 54 |
Agency mortgage backed securities |  |  |  |  |  |  |  |  | — |  |  | 34 |  |  | — |  |  | 34 |
U.S. government securities |  |  |  |  |  |  |  |  | — |  |  | 23 |  |  | — |  |  | 23 |
Other (4) |  |  |  |  |  |  |  |  | — |  |  | 12 |  |  | — |  |  | 12 |
Long-term other assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mutual funds (5)(6) |  |  |  |  |  |  |  |  | 90 |  |  | — |  |  | — |  |  | 90 |
Derivative assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative contract assets (6) |  |  |  |  |  |  |  |  | — |  |  | 27 |  |  | — |  |  | 27 |
Derivative liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative contract liabilities (7) |  |  |  |  |  |  |  |  | — |  |  | (18) |  |  | — |  |  | (18) |
Total |  |  |  |  |  |  |  |  | $ | 636 |  |  | $ | 996 |  |  | $ | — |  |  | $ | 1,632 |
____________________ (1)Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets. These investments are classified as debt securities. (2)Primarily consists of U.S. government securities and mortgage-backed securities. (3)Primarily consists of supranational bonds, mortgage-backed securities, agency bonds, and certificates of deposit . (4)Consists of agency bonds, agency collateralized mortgage obligations, and mortgage-backed securities. (5)See Note 11, “Deferred Compensation” for more information. (6)Included in “Prepaid expenses and other current assets” or “Long-term other assets” in the accompanying Condensed Consolidated Balance Sheets. (7)Included in “Other accrued liabilities” in the accompanying Condensed Consolidated Balance Sheets.
|  | January 31, 2023
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |  |
Cash equivalents (1): |  |  |  |  |  |  |  |
Money market funds |  | $ | 737 |  |  | $ | — |  |  | $ | — |  |  | $ | 737 |
Commercial paper |  | — |  |  | 169 |  |  | — |  |  | 169 |
Certificates of deposit |  | — |  |  | 35 |  |  | — |  |  | 35 |
U.S government securities |  | — |  |  | 13 |  |  | — |  |  | 13 |
Other (2) |  | 4 |  |  | 8 |  |  | — |  |  | 12 |
Marketable securities: |  |  |  |  |  |  |  |
Short-term |  |  |  |  |  |  |  |
Corporate debt securities |  | — |  |  | 44 |  |  | — |  |  | 44 |
Commercial paper |  | — |  |  | 42 |  |  | — |  |  | 42 |
Asset backed securities |  | — |  |  | 19 |  |  | — |  |  | 19 |
U.S. government securities |  | — |  |  | 17 |  |  | — |  |  | 17 |
Other (3) |  | — |  |  | 3 |  |  | — |  |  | 3 |
Long-term |  |  |  |  |  |  |  |
Corporate debt securities |  | — |  |  | 45 |  |  | — |  |  | 45 |
U.S. government securities |  | — |  |  | 35 |  |  | — |  |  | 35 |
Asset backed securities |  | — |  |  | 13 |  |  | — |  |  | 13 |
Other (4) |  | — |  |  | 9 |  |  | — |  |  | 9 |
Long-term other assets: |  |  |  |  |  |  |  |
Mutual funds (5) (6) |  | 86 |  |  | — |  |  | — |  |  | 86 |
Convertible debt securities (6) |  | — |  |  | — |  |  | 2 |  |  | 2 |
Derivative assets: |  |  |  |  |  |  |  |
Derivative contract assets (6) |  | — |  |  | 14 |  |  | — |  |  | 14 |
Derivative liabilities: |  |  |  |  |  |  |  |
Derivative contract liabilities (7) |  | — |  |  | (31) |  |  | — |  |  | (31) |
Total |  | $ | 827 |  |  | $ | 435 |  |  | $ | 2 |  |  | $ | 1,264 |
____________________ (1)Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets. These investments are classified as debt securities. (2)Consists of custody cash deposits, agency discount notes, municipal bonds, corporate debt securities, asset-backed securities, and mortgage-backed securities. (3)Consists of mortgage-backed securities, agency mortgage-backed securities, common stock, and agency collateralized mortgage obligations. (4)Consists of agency mortgage-backed securities, agency bonds, agency collateralized mortgage obligations, mortgage-backed securities, and collateralized mortgage obligations. (5)See Note 11, “Deferred Compensation” for more information. (6)Included in “Prepaid expenses and other current assets,” or “Long-term other assets,” in the accompanying Condensed Consolidated Balance Sheets. (7)Included in “Other accrued liabilities” in the accompanying Condensed Consolidated Balance Sheets.

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