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Summary of Significant Accounting and Reporting Policies (Liquidity and Going Concern) (Details)
 12 Months Ended
Oct. 25, 2024
USD ($)
Jul. 31, 2024
USD ($)
Jul. 31, 2024
USD ($)
Jul. 31, 2023
USD ($)
Jul. 31, 2022
USD ($)
Oct. 17, 2024
USD ($)
Jun. 17, 2024
USD ($)
Apr. 30, 2024
USD ($)
Jan. 31, 2024
USD ($)
Nov. 07, 2023
USD ($)
Nov. 30, 2022
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Operating income     $ (79,890,000) $ (14,660,000) $ (33,752,000)            
Net cash provided by (used in) operating activities     (54,495,000) (4,433,000) $ 1,997,000            
Assets available for liquidity   $ 28,700,000 $ 28,700,000                
Credit Facility                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Credit facility amount outstanding       $ 164,404,000              
Debt instrument, covenant, net leverage ratio, maximum     3.25                
Minimum interest expense coverage ratio     1.20                
Debt instrument, covenant, minimum liquidity   20,000,000 $ 20,000,000               $ 35,000,000
Credit Facility | Subsequent Event                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity           $ 25,000,000          
Line of credit facility, term           90 days          
Revolving Loan Facility | Credit Facility                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity   32,500,000 32,500,000       $ 222,000,000 $ 135,000,000 $ 140,000,000 $ 150,000,000 150,000,000
Term Loan             25,000,000        
Net (payments) borrowings under revolving loans   32,500,000                  
Line of credit facility, current borrowing capacity   32,500,000 32,500,000                
Revolving Loan Facility | Credit Facility | Subsequent Event                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity           $ 27,500,000          
Net (payments) borrowings under revolving loans $ 32,500,000                    
Revolving Loan Facility | Credit Facility | Line of Credit                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Term Loan             60,000,000        
Secured Credit Facility | Credit Facility                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity                     $ 300,000,000
Credit facility amount outstanding   $ 194,163,000 $ 194,163,000                
Secured Credit Facility | Credit Facility | Subsequent Event                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Credit facility amount outstanding $ 199,067,000                    
Secured Credit Facility | Credit Facility | Line of Credit                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity                   $ 200,000,000  
Term Loan             $ 162,000,000        
Unsecured Debt | Credit Facility | Subsequent Event                      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                      
Line of credit facility, maximum borrowing capacity           $ 25,000,000