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Accumulated Other Comprehensive Loss (Tables) | 9 Months Ended
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Oct. 31, 2023
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Loss, Net of Taxes | Accumulated other comprehensive loss, net of taxes, consisted of the following at October 31, 2023:
| Net Unrealized Gains (Losses) on Derivative Instruments |  | Net Unrealized Gains (Losses) on Available-for-Sale Debt Securities |  | Defined Benefit Pension Components |  | Foreign Currency Translation Adjustments |  | Total
Balances, January 31, 2023 | $ | 64 |  |  | $ | 18 |  |  | $ | (19) |  |  | $ | (248) |  |  | $ | (185) |
Other comprehensive income before reclassifications | 27 |  |  | (1) |  |  | 1 |  |  | (53) |  |  | (26) |
Pre-tax loss reclassified from accumulated other comprehensive loss | (52) |  |  | (1) |  |  | (1) |  |  | — |  |  | (54) |
Tax effects | 3 |  |  | — |  |  | — |  |  | 5 |  |  | 8 |
Net current period other comprehensive loss | (22) |  |  | (2) |  |  | — |  |  | (48) |  |  | (72) |
Balances, October 31, 2023 | $ | 42 |  |  | $ | 16 |  |  | $ | (19) |  |  | $ | (296) |  |  | $ | (257) |
Accumulated other comprehensive loss, net of taxes, consisted of the following at October 31, 2022:
| Net Unrealized Gains (Losses) on Derivative Instruments |  | Net Unrealized Gains (Losses) on Available-for-Sale Debt Securities |  | Defined Benefit Pension Components |  | Foreign Currency Translation Adjustments |  | Total
Balances, January 31, 2022 | $ | 24 |  |  | $ | 18 |  |  | $ | (16) |  |  | $ | (150) |  |  | $ | (124) |
Other comprehensive income (loss) before reclassifications | 131 |  |  | 3 |  |  | (1) |  |  | (186) |  |  | (53) |
Pre-tax losses reclassified from accumulated other comprehensive loss | (15) |  |  | — |  |  | 1 |  |  | — |  |  | (14) |
Tax effects | (17) |  |  | — |  |  | — |  |  | 1 |  |  | (16) |
Net current period other comprehensive income (loss) | 99 |  |  | 3 |  |  | — |  |  | (185) |  |  | (83) |
Balances, October 31, 2022 | $ | 123 |  |  | $ | 21 |  |  | $ | (16) |  |  | $ | (335) |  |  | $ | (207) |

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