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Detail of Selected Balance Sheet Accounts - Schedule of Activity in Warranty Accrual (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]    
Balance at beginning of period $ 5,822 $ 3,305
Increase to warranty expense 5,714 7,525
Deduction for warranty charges (5,169) (5,039)
Change due to foreign currency translation (11) 31
Balance at end of period $ 6,356 $ 5,822