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Stock Incentive Plans | 6 Months Ended
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Mar. 31, 2025
Share-Based Payment Arrangement [Abstract] |
Stock Incentive Plans | NOTE O – STOCK INCENTIVE PLANS The components of Ashland’s pre-tax stock-based compensation expense included in continuing operations are as follows:
| Three months ended |  |  | Six months ended |
| March 31 |  |  | March 31 |
(In millions) | 2025(a) |  |  | 2024(b) |  |  | 2025(a) |  |  | 2024(b) |
Nonvested stock awards | $ | 3 |  |  | $ | 3 |  |  | $ | 6 |  |  | $ | 7 |
Performance share awards |  | 2 |  |  |  | 4 |  |  |  | 3 |  |  |  | 1 |
| $ | 5 |  |  | $ | 7 |  |  | $ | 9 |  |  | $ | 8 |
(a) Included zero and $1 million of expense related to cash-settled nonvested restricted stock awards during the three and six months ended March 31, 2025, and zero and income of $1 million related to cash-settled performance units during the three and six months ended March 31, 2025. (b) Included zero and $1 million of expense related to cash-settled nonvested restricted stock awards during the three and six months ended March 31, 2024, and $1 million of expense and zero related to cash-settled performance units during the three and six months ended March 31, 2024.

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