Quarterly report pursuant to Section 13 or 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 - Segments [Member] - USD ($)
$ in Thousands
Nov. 30, 2020
Nov. 30, 2019
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets $ 4,173 $ 1,893
Reportable segment assets 78,137 75,712
Reportable segment liabilities 18,271 17,083
Oil Extraction [Member]    
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets 4,173 1,893
Reportable segment assets 44,897 40,918
Reportable segment liabilities 18,171 13,113
Mining Operations [Member]    
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]    
Additions to non-current assets
Reportable segment assets 33,240 34,794
Reportable segment liabilities $ 100 $ 3,970