Properties And Equipment (Tables)

12 Months Ended

Sep. 30, 2021

Property Plant And Equipment [Abstract]

Summary of Divestitures

Divestitures

Quarter Ended	Net mineral acres		Sale Price	Gain/(Loss)	Location
September 30, 2021
	No significant divestitures
June 30, 2021
		2,857	$0.3 million	$0.2 million	Central Basin Platform, TX
March 31, 2021
	No significant divestitures
December 31, 2020
	No significant divestitures
September 30, 2020
		5,925	$0.8 million	$0.7 million	Northwest OK
June 30, 2020
	No significant divestitures
March 31, 2020
	No significant divestitures
December 31, 2019
	530		$3.4 million	$3.3 million	Eddy County, NM

Summary of Acquisitions

Acquisitions

Quarter Ended	Net royalty acres (1)(2)		Purchase Price (1)	Area of Interest
September 30, 2021
	817		$7.3 million	Haynesville / LA, TX
June 30, 2021
		262	$1.3 million	Haynesville / LA
		131	$1.0 million	Haynesville / TX
		2,514	$13.0 million	SCOOP / OK
March 31, 2021
	No significant acquisitions
December 31, 2020
		142	$1.0 million	Haynesville / TX
		184	$0.8 million	Haynesville / TX
		386	$3.5 million	Haynesville / TX
		297	$2.3 million	SCOOP / OK
September 30, 2020
	No significant acquisitions
June 30, 2020
	No significant acquisitions
March 31, 2020
	No significant acquisitions
December 31, 2019
	964		$9.3 million	SCOOP / OK

(1) Excludes subsequent closing adjustments and insignificant acquisitions.

(2) An estimated net royalty equivalent was used for the minerals included in the net royalty acres.

Schedule of Asset Retirement Obligations

The following table shows the activity for the years ended September 30, 2021 and 2020, relating to the Company’s asset retirement obligations:

	2021			2020
Asset retirement obligations as of beginning of the year	$	2,897,522		$	2,835,781
Wells acquired or drilled		-			4
Wells sold or plugged		(189,459	)		(68,668	)
Accretion of discount		128,109			130,405
Asset retirement obligations as of end of the year	$	2,836,172		$	2,897,522