Reconciliation of Changes in Accrued Product Warranty (Detail) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2026	Aug. 31, 2025
Accounting Policies [Abstract]
Accounts Receivable, allowance for doubtful accounts	$ 3,000	$ 3,800
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]
Beginning balance	1,100	500
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued	900	1,200
Warranty payments and costs incurred	(900)	(1,100)
Standard and Extended Product Warranty Accrual, Foreign Currency Translation Gain (Loss)	0	100
Ending balance	$ 1,100	$ 1,100