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Acquisitions - Narrative (Details) $ / shares in Units, $ in Thousands		3 Months Ended					6 Months Ended	9 Months Ended
	Feb. 26, 2021 USD ($) $ / shares shares	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($)	Mar. 31, 2021	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($)	Sep. 30, 2021 $ / shares shares
Business Acquisition [Line Items]
Common stock, par value (USD per Share) | $ / shares		$ 0.001						$ 0.001		$ 0.001
Reverse stock split				0.083
Common stock outstanding post merger (in Shares) | shares	17,800,000	19,865,116						19,865,116		19,672,050
Transaction costs		$ 0	$ 321					$ 3,896	$ 3,534
Riley Exploration
Business Acquisition [Line Items]
Total consideration	$ 26,392
Transaction costs, cumulative			5,000						5,000
Transaction costs			300						$ 3,400
Impairment of oil and gas properties					$ 900
Riley Exploration | Transaction-related costs reclassification
Business Acquisition [Line Items]
Transaction costs			$ 300			$ 3,400	$ 3,400
Tengasco
Business Acquisition [Line Items]
Common stock, par value (USD per Share) | $ / shares	$ 0.001
Stock conversion ratio	97.796467
Reverse stock split	0.083

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