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Summary of Significant Accounting Policies - Concentration of Credit Risk (Details)
3 Months Ended
Nov. 30, 2024
USD ($)
Nov. 30, 2023
USD ($)
Aug. 31, 2024
USD ($)
Aug. 31, 2024
TWD ($)
Concentration Risk [Line Items]        
Cash and cash equivalents $ 1,248,000 $ 2,300,000 $ 1,671,000  
Cash in excess of FDIC insured limits $ 0   0  
Net Revenues | Customer Concentration | Top Ten Customers        
Concentration Risk [Line Items]        
Concentration risk (as a percent) 96.00% 96.00%    
United States | U.S. Dollars        
Concentration Risk [Line Items]        
Cash and cash equivalents $ 187,000   187,000  
Taiwan        
Concentration Risk [Line Items]        
Insurance coverage limit by CDIC     92,000 $ 3,000,000
Cash in excess of CDIC insured amount 852,000   1,268,000  
Taiwan | U.S. Dollars        
Concentration Risk [Line Items]        
Cash and cash equivalents 787,000   1,357,000  
Taiwan | New Taiwan Dollars (NT$)        
Concentration Risk [Line Items]        
Cash and cash equivalents 239,000   82,000  
Taiwan | Other Currencies        
Concentration Risk [Line Items]        
Cash and cash equivalents 35,000   $ 45,000  
Taiwan | Maximum        
Concentration Risk [Line Items]        
Cash, FDIC insured amount $ 250,000      
Few Select Markets, including the United States, Japan, Taiwan and Netherlands | Net Revenues | Geographic Concentration        
Concentration Risk [Line Items]        
Concentration risk (as a percent) 93.00% 96.00%