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v3.25.1

TAXES (Details) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2025 USD ($) $ / shares | Mar. 31, 2024 USD ($) $ / shares
Income Tax Disclosure [Abstract] |  |  |  |
Income taxes | $ 199 | $ 162 | $ 382 | $ 178
Effective income tax rate | 32.00% | 23.00% | 27.00% | 20.00%
Income tax benefit related to discrete tax items |  |  | $ (49) | $ 57
Income taxes benefit related to discrete tax items (in dollars per share) | $ / shares |  |  | $ 0.09 | $ 0.10
Income tax (expense) benefit related to business combinations, as a percent |  |  | 0.10 | 0.01
Income tax (expense) benefit related to discrete tax items, as a percent | (2.00%) |  |  |
Income tax (expense) benefit related to discrete tax items, as a percent |  |  | 5.00% |

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