Accrued Expenses and Other Current Liabilities (Narrative) (Details) - USD ($)	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Accrued Liabilities, Current [Abstract]
Accrued contributions for constructing long-lived assets	$ 2,789,000	$ 0
Minimum coverage period of product warranty from the date of shipment	1 year