General (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 31, 2025 USD ($)	Jan. 31, 2024 USD ($)	Jan. 31, 2025 USD ($)	Jan. 31, 2024 USD ($)	Jul. 31, 2024 USD ($)	Jul. 31, 2023 USD ($)	Jul. 31, 2022 USD ($)	Oct. 31, 2025 USD ($)	Mar. 10, 2025 USD ($)	Mar. 03, 2025 USD ($)	Oct. 17, 2024 USD ($)	Jun. 17, 2024 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Operating Income (Loss)	$ (10,257,000)	$ 2,973,000	$ (139,427,000)	$ 5,059,000	$ (79,890,000)	$ (14,660,000)	$ (33,752,000)
Net cash used in operating activities			22,040,000	41,205,000	54,495,000	$ 4,433,000	$ (1,997,000)
Net loss	48,739,000	10,558,000	197,146,000	11,995,000
Cash and cash equivalents	26,666,000		26,666,000		32,433,000
Transition costs	331,000	0	(267,000)	0
Proxy solicitation costs	1,099,000	$ 0	2,682,000	$ 0
Proxy solicitation maximum	350,000
Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Assets Available for Liquidity									$ 27,413,000
Credit Facility
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, maximum borrowing capacity	25,000,000		25,000,000
Line of credit facility, term											90 days
Long-term debt	186,434,000		$ 186,434,000		177,577,000
Debt instruments, covenant, net leverage ratio, maximum			3.15
Minimum interest expense coverage ratio			1.25
Minimum liquidity	35,000,000		$ 35,000,000
Credit Facility | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, term										90 days
Minimum liquidity								$ 17,500,000
Credit Facility | Revolving Loan Facility
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, maximum borrowing capacity	32,500,000		32,500,000								$ 27,500,000
Long-term debt	32,500,000		32,500,000		$ 32,500,000
Credit Facility | Revolving Loan Facility | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, maximum borrowing capacity										$ 29,321,000
Long-term debt									23,416,000
Credit Facility | Term Loan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Long-term line of credit	202,940,000		202,940,000
Credit Facility | Term Loan | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Long-term line of credit									$ 168,008,000
Credit Facility | Unsecured Debt
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, maximum borrowing capacity											$ 25,000,000
Credit Facility | Unsecured Debt | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Line of credit facility, maximum borrowing capacity										65,000,000
Credit Facility | Line of Credit
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Minimum liquidity	$ 20,000,000		$ 20,000,000
Credit Facility | Line of Credit | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Minimum liquidity										$ 17,500,000
Credit Facility | Line of Credit | Revolving Loan Facility
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Borrowings under credit facility												$ 56,821,000
Credit Facility | Line of Credit | Term Loan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Borrowings under credit facility												$ 162,000,000