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ACQUISITIONS AND DIVESTITURES - Business Acquisition, Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
AspenTech |  |  |
Business Acquisition [Line Items] |  |  |
Net Sales |  |  | $ 14,218
Net earnings from continuing operations common stockholders |  |  | $ 1,916
Diluted earnings per share from continuing operations (in dollars per share) |  |  | $ 3.21
National Instruments |  |  |
Business Acquisition [Line Items] |  |  |
Net Sales | $ 17,511 | $ 16,858 |
Net earnings from continuing operations common stockholders | $ 1,982 | $ 1,508 |
Diluted earnings per share from continuing operations (in dollars per share) | $ 3.45 | $ 2.61 |

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