Revenues (Narrative) (Details) - USD ($)	3 Months Ended				6 Months Ended		12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2021	Mar. 31, 2020	Sep. 30, 2020	Sep. 30, 2019
Disaggregation Of Revenue [Line Items]
Revenue, practical expedient, financing component					true
Revenues	$ 8,345,825		$ 7,217,618		$ 14,770,804	$ 14,811,456
Natural Gas, Oil and NGL [Member]
Disaggregation Of Revenue [Line Items]
Revenues	$ 8,345,825		$ 7,217,618		14,770,804	14,811,456
Natural Gas, Oil and NGL [Member] | New Wells on PHX Acreage [Member]
Disaggregation Of Revenue [Line Items]
Revenues		$ 316,023		$ 488,490	$ 562,428	$ 1,140,171	$ 246,405	$ 651,681
Minimum [Member]
Disaggregation Of Revenue [Line Items]
New wells production statements period					30 days
Maximum [Member]
Disaggregation Of Revenue [Line Items]
New wells production statements period					90 days