Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations - Carrying Amounts of Assets and Liabilities (Details)

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Discontinued Operations - Carrying Amounts of Assets and Liabilities (Details) - USD ($)
Nov. 30, 2022
Aug. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Deposits – workers’ compensation $ 0  
Deposits – workers’ compensation 0  
Accrued workers’ compensation cost 1,400,000  
Total current liabilities 1,438,000 $ 1,362,000
Accrued workers’ compensation cost 3,400,000  
Disposal by sale | Overall business    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Deposits – workers’ compensation 0 0
Total current assets 0 0
Deposits – workers’ compensation 0 0
Total assets 0 0
Accrued workers’ compensation cost 1,438,000 1,362,000
Total current liabilities 1,438,000 1,362,000
Accrued workers’ compensation cost 3,394,000 3,269,000
Total liabilities 4,832,000 4,631,000
Net liability $ (4,832,000) $ (4,631,000)