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Stockholders' Equity | 6 Months Ended
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Apr. 30, 2025
Equity [Abstract] |
Stockholders' Equity | Stockholders' Equity The components of accumulated other comprehensive loss, net of taxes as of April 30, 2025, and changes for the six months ended April 30, 2025 were as follows:
| Net unrealized gains (losses) on available-for-sale securities |  | Net unrealized (losses) gains on cash flow hedges |  | Unrealized components of defined benefit plans |  | Cumulative translation adjustment |  | Accumulated other comprehensive loss
| In millions
Balance at beginning of period | $ | 8 |  |  | $ | (16) |  |  | $ | (2,342) |  |  | $ | (627) |  |  | $ | (2,977) |
Other comprehensive loss before reclassifications | (6) |  |  | (195) |  |  | (20) |  |  | (12) |  |  | (233) |
Reclassifications of losses into earnings | — |  |  | 31 |  |  | 62 |  |  | — |  |  | 93 |
Tax benefit (provision) | — |  |  | 30 |  |  | (6) |  |  | (1) |  |  | 23 |
Balance at end of period | $ | 2 |  |  | $ | (150) |  |  | $ | (2,306) |  |  | $ | (640) |  |  | $ | (3,094) |
The components of accumulated other comprehensive loss, net of taxes as of April 30, 2024, and changes for the six months ended April 30, 2024 were as follows:
| Net unrealized gains on available-for-sale securities |  | Net unrealized gains (losses) on cash flow hedges |  | Unrealized components of defined benefit plans |  | Cumulative translation adjustment |  | Accumulated other comprehensive loss
| In millions
Balance at beginning of period | $ | — |  |  | $ | 61 |  |  | $ | (2,507) |  |  | $ | (638) |  |  | $ | (3,084) |
Other comprehensive income (loss) before reclassifications | 3 |  |  | (35) |  |  | (1) |  |  | (8) |  |  | (41) |
Reclassifications of (gains) losses into earnings | — |  |  | (1) |  |  | 69 |  |  | — |  |  | 68 |
Tax benefit (provision) | — |  |  | 6 |  |  | (8) |  |  | 1 |  |  | (1) |
Balance at end of period | $ | 3 |  |  | $ | 31 |  |  | $ | (2,447) |  |  | $ | (645) |  |  | $ | (3,058) |
Share Repurchase Program For the six months ended April 30, 2025, the Company repurchased and settled 5.7 million shares under its share repurchase program through open market repurchases, which included 0.1 million shares that were unsettled open market repurchases as of October 31, 2024. As of April 30, 2025, the Company did not have any unsettled open market repurchases. Shares repurchased for the six months ended April 30, 2025 were recorded as a $100 million reduction to stockholders' equity. As of April 30, 2025, the Company had a remaining authorization of approximately $0.7 billion for future share repurchases.

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