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Convertible Preferred Stock - Schedule of Conversions of Stock (Details) - USD ($)	3 Months Ended	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023	Oct. 17, 2024
Class of Stock [Line Items]
Redemption value of Series B-3 Convertible Preferred Stock at July 31, 2025		$ 204,153,000	$ 180,076,000
Less: Carrying value of combined embedded derivatives at July 31, 2025		14,608,000
Total adjustments to redemption values charged to Stockholder's Equity for the fiscal year ended July 31, 2025	$ 96,258,000	96,258,000	$ 15,900,000	$ 7,007,000
Series B-2 Convertible Preferred Stock
Class of Stock [Line Items]
Redemption value of Series B-3 Convertible Preferred Stock at July 31, 2025		204,153,000
Carrying value of Series B-3 Convertible Preferred Stock at July 31, 2025		189,545,000
Less: Initial carrying value of Series B-2 Convertible Preferred Stock on October 17, 2024					$ 93,478,000
Increase in Carrying Amount of Redeemable Preferred Stock		92,846,000
Series B-1 Convertible Preferred Stock
Class of Stock [Line Items]
Increase in Carrying Amount of Redeemable Preferred Stock		3,412,000
Series B-3 Fee Paid in Kind
Class of Stock [Line Items]
Less: Initial carrying value of Series B-3 Fee on March 3, 2025		$ 3,221,000

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