Convertible Preferred Stock (Details) - USD ($)						6 Months Ended	9 Months Ended
	Jun. 17, 2024	Jan. 22, 2024	Dec. 13, 2023	Oct. 19, 2021	Oct. 18, 2021	Jan. 31, 2024	Apr. 30, 2024	Apr. 30, 2023	Jul. 31, 2023	Jan. 31, 2023	Jul. 31, 2022
Class of Stock [Line Items]
Series A convertible preferred stock, shares authorized (in shares)							166,121		125,000
Series A convertible preferred stock, par value per share (in dollars per share)							$ 0.10		$ 0.10
Convertible preferred stock, aggregate purchase price							$ 166,121,000
Issuance of convertible preferred stock			100,000	100,000			166,121
Preferred stock, par value (in dollars per share)							$ 0.10		$ 0.10
Shares issued upon conversion (in shares)		115,721.22
Proceeds from issuance of convertible preferred stock							$ 43,200,000	$ 0
Expense reimbursement		$ 1,800,000
Warrant, term							5 years 6 months
Warrant liability						$ 6,440,000	$ 6,439,000
Conversion of stock, loss							13,640,000
Current redemption value							170,254,000		$ 112,211,000
Convertible preferred stock, accrued dividends							1,267,000		$ 604,000
Carrying value adjustment in the period							$ 11,992,000
Temporary equity, shares outstanding (in shares)						166,121	166,121	100,000	100,000	100,000	100,000
Convertible Preferred Stock
Class of Stock [Line Items]
Liquidation preference per share (in dollars per share)		$ 7.99
Series A convertible preferred stock, shares authorized (in shares)		50,000,000			125,000
Series A convertible preferred stock, par value per share (in dollars per share)					$ 0.10
Convertible preferred stock, aggregate purchase price					$ 125,000,000
Dividend rate, in cash		7.75%
Dividend rate		6.50%
Preferred stock redemption rate		50.00%
Stock price change period		30 days
Disposition of business, maximum fair value		$ 75,000,000
Carrying amount, attributable to parent		166,121,000
Initial carrying amount		161,848,000
Proceeds from initial issuance, net of issuance costs		$ 4,273,000
Current redemption value							$ 170,254,000
Convertible preferred stock, accrued dividends							2,866,000
Carrying value adjustment in the period							3,510,000
Convertible Preferred Stock | IPO
Class of Stock [Line Items]
Convertible preferred stock, aggregate purchase price				$ 100,000,000
Series B Preferred Stock
Class of Stock [Line Items]
Conversion rate		150.00%
Shares issued and sold (in shares)		45,000
Preferred stock, par value (in dollars per share)		$ 0.10
Shares issued during period, value		$ 45,000,000
Shares issued, price per shares (usd per share)		$ 1,000
Shares, issued (in shares)		5,400
Proceeds from issuance of convertible preferred stock		$ 43,200,000
Dividend rate, percent		9.00%
Carrying value adjustment in the period							$ 8,482,000
Liquidation rate		100.00%
Series B Preferred Stock | Subsequent Event
Class of Stock [Line Items]
Temporary equity, shares outstanding (in shares)	166,121.22
Series A-1 Convertible Preferred Stock
Class of Stock [Line Items]
Series A convertible preferred stock, par value per share (in dollars per share)			$ 0.10
Issuance of convertible preferred stock		100,000	100,000
Liquidation preference per share (usd per share)			$ 1,134.2
Series B-1 Convertible Preferred Stock | Subsequent Event
Class of Stock [Line Items]
Series A convertible preferred stock, par value per share (in dollars per share)	$ 0.10
Issuance of convertible preferred stock	5,705.83
Temporary equity, stock issued during period, shares, exchanged (in shares)	166,121.22
Temporary equity, liquidation preference	$ 1,036.58
Preferred stock, convertible, conversion price (in dollars per share)	$ 7.99