v3.26.1
SEGMENT AND GEOGRAPHIC INFORMATION - CAPITAL EXPENDITURES (Details) - USD ($)
$ in Thousands
9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Capital Expenditures:    
Capital Expenditure $ 19 $ 2,704
Corporate and other    
Capital Expenditures:    
Capital Expenditure 0 0
Oil and natural gas | Operating segments    
Capital Expenditures:    
Capital Expenditure $ 19 $ 2,704