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Stock-Based Compensation (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
Stock-Based Compensation (Details) - USD ($) $ in Thousands	Nov. 30, 2025	Apr. 30, 2026	Apr. 30, 2025	Apr. 30, 2026	Apr. 30, 2025
Stock-Based Compensation [Line Items]
Award options service period				4 years
Restricted stock units period				3 years
Unrecognized compensation expense		$ 78	$ 326	$ 457	$ 1,308
Class B Common Stock [Member]
Stock-Based Compensation [Line Items]
Employees tax withholdings obligations				$ 13,000	$ 22,000
Available awards shares		283,000		283,000
Class B Common Stock [Member] \| 2016 Incentive Plan [Member]
Stock-Based Compensation [Line Items]
Aggregate of shares	2,781,000
Additional grant of awards	150,000
Unvested Stock Option [Member]
Stock-Based Compensation [Line Items]
Unrecognized stock-based compensation expense		$ 76,000		$ 76,000
Unvested DSUs [Member]
Stock-Based Compensation [Line Items]
Unrecognized stock-based compensation expense		95,000		95,000
Unvested Restricted Stock [Member]
Stock-Based Compensation [Line Items]
Unrecognized stock-based compensation expense		$ 179,000		$ 179,000
Deferred Stock Units [Member] \| Class B Common Stock [Member]
Stock-Based Compensation [Line Items]
Awards of restricted stock (in Shares)				69,000	250,000
Shares purchased (in Shares)				4,312	6,903
Equity Option [Member]
Stock-Based Compensation [Line Items]
Number of option, grants (in Shares)				21,750	60,100
Unrecognized compensation expense				$ 51,000	$ 118,000