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v3.26.1

Fair Value Measurements (Tables) | 6 Months Ended
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Mar. 31, 2026
Fair Value Disclosures [Abstract] |
Fair Value, by Balance Sheet Grouping | Our significant financial assets and liabilities measured at fair value on a recurring basis as of March 31, 2026 and September 30, 2025 were as follows:
(in thousands) |  | March 31, 2026 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents(1) |  | $ | 268,635 |  |  | $ | — |  |  | $ | — |  |  | $ | 268,635 |
Forward contracts |  |  | — |  |  |  | 735 |  |  |  | — |  |  |  | 735 |
Option contracts |  |  | — |  |  |  | 6,882 |  |  |  | — |  |  |  | 6,882 |
|  | $ | 268,635 |  |  | $ | 7,617 |  |  | $ | — |  |  | $ | 276,252 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |
Forward contracts |  |  | — |  |  |  | 5,274 |  |  |  | — |  |  |  | 5,274 |
|  | $ | — |  |  | $ | 5,274 |  |  | $ | — |  |  | $ | 5,274 |
(in thousands) |  | September 30, 2025 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents(1) |  | $ | 38,031 |  |  | $ | — |  |  | $ | — |  |  | $ | 38,031 |
Forward contracts |  |  | — |  |  |  | 6,007 |  |  |  | — |  |  |  | 6,007 |
Option contracts |  |  | — |  |  |  | 6,228 |  |  |  | — |  |  |  | 6,228 |
|  | $ | 38,031 |  |  | $ | 12,235 |  |  | $ | — |  |  | $ | 50,266 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |
Forward contracts |  |  | — |  |  |  | 4,773 |  |  |  | — |  |  |  | 4,773 |
|  | $ | — |  |  | $ | 4,773 |  |  | $ | — |  |  | $ | 4,773 |
(1) Money market funds and time deposits.

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