Summary of Significant Accounting and Reporting Policies (Earnings Per Share) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Accounting Policies [Abstract]
Reduction in weighted average shares as a result of the repurchase of common shares (in shares)		0	0	0
Weighted average performance shares outstanding during the period that are excluded from EPS calculation		583,000	534,000	385,000
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of common shares outstanding - basic (in shares)		29,405,000	28,799,000	28,002,000
Numerator:
Net loss		$ (155,302,000)	$ (99,985,000)	$ (26,899,000)
Gain (loss) on extinguishment of convertible preferred stock		51,179,000	(19,555,000)	0
Convertible preferred stock issuance costs		0	(4,349,000)	0
Dividend on convertible preferred stock		(100,128,000)	(11,551,000)	(7,007,000)
Numerator for diluted calculation		$ (204,251,000)	$ (135,440,000)	$ (33,906,000)
Denominator:
Denominator for basic calculation (in shares)		29,405,000	28,799,000	28,002,000
Stock-based Awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive equity-classified stock-based awards not included in calculation of diluted earnings per share (in shares)		1,161,000	1,050,000	972,000
Common Shares Related to Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive equity-classified stock-based awards not included in calculation of diluted earnings per share (in shares)	174,000	1,389,000
Common shares related to business acquisition
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive equity-classified stock-based awards not included in calculation of diluted earnings per share (in shares)			98,000	260,000
Common shares related to conversion of convertible preferred stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive equity-classified stock-based awards not included in calculation of diluted earnings per share (in shares)		24,340,000	13,581,000	4,570,000