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Property and Equipment - Narrative (Details)					3 Months Ended		9 Months Ended		12 Months Ended
	May 07, 2021 USD ($)	Dec. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Nov. 01, 2019 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2021 USD ($) $ / bbl	Mar. 31, 2020 USD ($)	Jun. 30, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Capital expenditures							$ 300,000	$ 1,300,000
Liabilities incurred							0		$ 944,278
Impairment of proved property		$ 15,200,000	$ 9,600,000		$ 0	$ 0	$ 24,792,079	$ 0
Subsequent Event | Barnett Shale
Property, Plant and Equipment [Line Items]
Non-operating working interest, percent	17.00%
Revenue interest, percent	14.00%
Consideration for working and revenue interest	$ 18,200,000
Natural Gas and Natural Gas Liquids
Property, Plant and Equipment [Line Items]
Net price per barrel (in dollars per barrel) | $ / bbl							8.39
Hamilton Dome Field
Property, Plant and Equipment [Line Items]
Non-operating working interest, percent				23.50%
Revenue interest, percent				19.70%
Consideration for working and revenue interest				$ 9,300,000
Liabilities incurred				$ 900,000

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