Annual report pursuant to Section 13 and 15(d)

Segment Information (Details) - Schedule of oil extraction and processing segment

v3.21.2
Segment Information (Details) - Schedule of oil extraction and processing segment - USD ($)
$ in Thousands
Aug. 31, 2021
Aug. 31, 2020
Oil Extraction [Member]    
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets $ 5,513 $ 2,073
Reportable segment assets 47,795 40,405
Reportable segment liabilities (14,782) (19,416)
Mining Operations [Member]    
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets 50
Reportable segment assets 33,240 33,240
Reportable segment liabilities (100) (100)
Consolidated [Member]    
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets 5,513 2,123
Reportable segment assets 81,035 73,645
Reportable segment liabilities $ (14,882) $ (19,516)