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Property and Equipment - Narrative (Details)	3 Months Ended		9 Months Ended
	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($) $ / bbl	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Depletion			$ 4,100,000	$ 3,700,000
Depreciation			100,000	100,000
Capital expenditures			800,000	300,000
Impairment of proved property	$ 0	$ 0	0	$ 24,792,079
Excess over book value					$ 15,200,000	$ 9,600,000
Barnett Shale
Property, Plant and Equipment [Line Items]
Downward purchase adjustment			$ 900,000
Natural Gas and Natural Gas Liquids
Property, Plant and Equipment [Line Items]
Net price per barrel (in dollars per barrel) | $ / bbl			40.07

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Cost per unit of oil and gas production.

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Future cash outflow to pay for purchases of fixed assets that have occurred.

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