Commitments and Contingencies (Additional Information) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2026 |
|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Tariff refunds received | $ 15.7 | |
| Tariff refunds related to sold boats | $ 6.8 | |
| Tariff refunds related sales of boats in current fiscal year | $ 5.1 |