Properties And Equipment - Summary of Property Divestitures (Details)		3 Months Ended		6 Months Ended
		Mar. 31, 2022 USD ($) a	Dec. 31, 2021 USD ($) Well	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)
Property Plant And Equipment [Line Items]
Sale Price				$ 6,880,972	$ 21,000
NM / TX
Property Plant And Equipment [Line Items]
Net mineral acres | a	[1]	7,071
Sale Price		$ 1,600,000
Gain/(Loss)		$ 1,600,000
TX
Property Plant And Equipment [Line Items]
Net mineral acres | a	[1]	130
Sale Price		$ 500,000
Gain/(Loss)		$ 500,000
OK
Property Plant And Equipment [Line Items]
Wellbores | Well	[2]		98
Sale Price			$ 2,000,000
Gain/(Loss)			$ (3,500,000)
OK / TX
Property Plant And Equipment [Line Items]
Wellbores | Well	[2]		95
Sale Price			$ 500,000
Gain/(Loss)			$ 200,000
AR
Property Plant And Equipment [Line Items]
Wellbores | Well	[2]		499
Sale Price			$ 2,100,000
Gain/(Loss)			$ 1,100,000

[1] Number of net mineral acres sold.

[2] Number of wellbores associated with working interests sold.