Stockholders' Equity (Tables)
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12 Months Ended |
Jan. 31, 2026 |
| Share-Based Payment Arrangement [Abstract] |
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| Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions |
The fair value of each stock option grant was estimated on the date of grant using the Black-Scholes option pricing model with the following assumptions and fair value per share: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fiscal Year Ended January 31, | | | | | | 2026 | | 2025 | | 2024 | | | Volatility | | | | | | | 36 | % | | 33 - 36 | % | | 35 - 40 | % | | Estimated life | | | | | | | 4.2 years | | | 5.2 years | | | 3.5 years | | | Risk-free interest rate | | | | | | | 4.0 | % | | 4.3 - 4.5 | % | | 3.6 - 4.3 | % | | Weighted-average fair value per share of grants | | | | | | | $ | 92.06 | | | | $ | 114.96 | | | | $ | 66.95 | | |
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| Summary of Share-based Compensation, Stock Options, Activity |
Stock option activity for fiscal 2026 was as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | Options Outstanding | | | Shares Available for Grant (in millions) | | Outstanding Stock Options (in millions) | | Weighted- Average Exercise Price | | Aggregate Intrinsic Value (in millions) | | Balance as of January 31, 2025 | 73 | | | 8 | | | $ | 198.89 | | | | | Increase in shares authorized: | | | | | | | | | 2013 Equity Incentive Plan | 34 | | | | | | | | | 2014 Inducement Plan | 2 | | | | | | | | | | | | | | | | | | | | | | | | | Restricted stock activity | (22) | | | | | | | | | | | | | | | | | | | | | | | | | Exercised | 0 | | | (2) | | | 176.12 | | | | | | | | | | | | | | | | | | | | | Balance as of January 31, 2026 | 87 | | | 6 | | | $ | 207.54 | | | $ | 137 | | | Vested or expected to vest | | | 6 | | | $ | 207.04 | | | $ | 135 | | | Exercisable as of January 31, 2026 | | | 5 | | | $ | 199.85 | | | $ | 115 | |
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| Schedule of Stock Options Outstanding |
The following table summarizes information about stock options outstanding as of January 31, 2026: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Options Outstanding | | Options Exercisable | Range of Exercise Prices | | Number Outstanding (in millions) | | Weighted- Average Remaining Contractual Life (Years) | | Weighted- Average Exercise Price | | Number of Shares (in millions) | | Weighted- Average Exercise Price | $1.34 to $160.17 | | 1 | | | 2.2 | | $ | 131.00 | | | 1 | | | $ | 136.25 | | $161.50 to $215.17 | | 2 | | | 2.3 | | 197.71 | | | 2 | | | 199.01 | | $218.21 | | 2 | | | 3.1 | | 218.21 | | | 2 | | | 218.21 | | $218.63 to $307.77 | | 1 | | | 3.9 | | 266.99 | | | 1 | | | 252.82 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 6 | | | 2.8 | | $ | 207.54 | | | 6 | | | $ | 199.85 | |
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| Schedule of Restricted Stock Activity |
Restricted stock activity for fiscal 2026 was as follows: | | | | | | | | | | | | | | | | | | | | Restricted Stock Outstanding | | | Outstanding (in millions) | | Weighted Average Grant Date Fair Value | | Aggregate Intrinsic Value (in millions) | | Balance as of January 31, 2025 | 26 | | | $ | 250.50 | | | | | Granted - restricted stock units and awards | 14 | | | 271.38 | | | | | Granted - performance-based restricted stock units | 2 | | | 272.68 | | | | | Canceled | (3) | | | 256.40 | | | | | Vested and converted to shares | (13) | | | 244.71 | | | | | Balance as of January 31, 2026 | 26 | | | $ | 265.64 | | | $ | 5,332 | | | Expected to vest | 22 | | | | | $ | 4,692 | |
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| Summary of Share-based Payment Arrangement, Expensed and Capitalized, Amount |
The aggregate expected stock-based compensation expense remaining to be recognized as of January 31, 2026 was as follows (in millions): | | | | | | | Fiscal Period: | | | | | Fiscal 2027 | 2,866 | | | Fiscal 2028 | 1,946 | | | Fiscal 2029 | 1,016 | | | Fiscal 2030 | 214 | | | | | Total stock-based compensation expense | $ | 6,042 | |
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| Schedule Of Shares Of Common Stock Available For Future Issuance Under Stock Option Plans |
The following number of shares of common stock were reserved and available for future issuance at January 31, 2026 (in millions): | | | | | | | Options outstanding | 6 | | | Restricted stock awards and units and performance-based stock units outstanding | 25 | | | Stock available for future grant or issuance: | | | 2013 Equity Incentive Plan | 87 | | | 2014 Inducement Plan | 1 | | | | | Amended and Restated 2004 Employee Stock Purchase Plan | 10 | | | 129 | |
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| Summary of Repurchases Under Share Repurchase Program |
The Company repurchased the following under its Share Repurchase Program (in millions, except average price per share): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2026 | | 2025 | | 2024 | | Shares | | Average price per share | | Amount | | Shares | | Average price per share | | Amount | | Shares | | Average price per share | | Amount | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fiscal year ended January 31 | 50 | | | $ | 254.21 | | | $ | 12,677 | | | 30 | | | $ | 260.12 | | | $ | 7,757 | | | 36 | | | $ | 210.30 | | | $ | 7,674 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| Summary of Dividends Declared |
The Company announced the following dividends: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Quarter Ended | | Record Date | | Payment Date | | Dividend per Share | | Amount (in millions) | | | | | | | | | Fiscal 2026 | | | | | | | | | | | | | | | | | April 30, 2025 | | April 10, 2025 | | April 24, 2025 | | $ | 0.416 | | | $ | 406 | | | | | | | | | | July 31, 2025 | | June 18, 2025 | | July 10, 2025 | | $ | 0.416 | | | $ | 404 | | | | | | | | | | October 31, 2025 | | September 17, 2025 | | October 9, 2025 | | $ | 0.416 | | | $ | 400 | | | | | | | | | | January 31, 2026 | | December 18, 2025 | | January 8, 2026 | | $ | 0.416 | | | $ | 395 | | | | | | | | | | Fiscal 2025 | | | | | | | | | | | | | | | | | April 30, 2024 | | March 14, 2024 | | April 11, 2024 | | $ | 0.40 | | | $ | 388 | | | | | | | | | | July 31, 2024 | | July 9, 2024 | | July 25, 2024 | | $ | 0.40 | | | $ | 388 | | | | | | | | | | October 31, 2024 | | September 18, 2024 | | October 8, 2024 | | $ | 0.40 | | | $ | 385 | | | | | | | | | | | | | | | | | | | | | | | | | | | January 31, 2025 | | December 18, 2024 | | January 9, 2025 | | $ | 0.40 | | | $ | 388 | | | | | | | |
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