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DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) - Oil Swaps [Member]	Oct. 31, 2021 $ / shares	Sep. 30, 2020 $ / shares
Second quarter [Member]
Price per Bbl		$ 0
Second quarter [Member] | Subsequent Event [Member]
Price per Bbl	$ 50.87
Volume (Mbbl)	15.18
Third quarter [Member]
Price per Bbl		$ 0
Volume (Mbbl)		0
Third quarter [Member] | Subsequent Event [Member]
Price per Bbl	$ 38.25
Volume (Mbbl)	5.20
Fourth quarter [Member]
Price per Bbl		$ 55.18
Volume (Mbbl)		15.78
Fourth quarter [Member] | Subsequent Event [Member]
Price per Bbl	$ 0
First quarter [Member]
Price per Bbl		$ 0
First quarter [Member] | Subsequent Event [Member]
Price per Bbl	$ 49.40
Volume (Mbbl)	15.26

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