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Acquisitions and Disposition of Businesses - Schedule of Unaudited Pro Forma Financial Information (Details) - ServiceMax Acquisition [Member] - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2023 | Sep. 30, 2022
Business Acquisition [Line Items] |  |
Revenue | $ 2,140,738 | $ 2,101,796
Net income | $ 239,437 | $ 230,655

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