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v3.25.1

Stockholders' Equity (Summary of Activity for Stock Option Awards) (Details) - Stock Options [Member] - $ / shares shares in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Number of options, Beginning balance | 3,220 | 3,578
Granted, Number of options | 38 | 41
Exercised, Number of options | (298) | (659)
Forfeited, Number of options | (4) | (4)
Number of options, Ending balance | 2,956 | 2,956
Weighted Average Exercise Price Per Share, Beginning balance | $ 86.54 | $ 86.03
Granted, Weighted Average Exercise Price Per Share | 193.09 | 191.45
Exercised, Weighted Average Exercise Price Per Share | 73.59 | 78.24
Forfeited, Weighted Average Exercise Price Per Share | 108.31 | 108.31
Weighted Average Exercise Price Per Share, Ending balance | $ 89.2 | $ 89.2

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- Definition Line items represent financial concepts included in a table. 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