CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS $ in Thousands	12 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)
Cash Flows from Operating Activities:
Net income (loss)	$ (65,666)	$ 35,144
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss from discontinued operations	18,797	0
Oil and gas lease expirations	9,347	7,902
Depletion, depreciation, amortization and accretion	26,015	21,341
(Gain) loss on plugging liabilities	0	138
(Gain) loss on derivatives	89,195	(33,876)
Settlements on derivative contracts	(16,304)	26,914
Amortization of deferred financing costs	653	648
Unit-based compensation expense	689	963
Share-based compensation expense	6,104	0
Deferred income tax expense	12,962	665
Changes in operating assets and liabilities:
Accounts receivable	(7,345)	1,515
Accounts receivable – related parties	(401)	449
Prepaid expenses and other current assets	201	839
Other non-current assets	0	84
Accounts payable and accrued liabilities	7,445	16
Income taxes payable	(54)	0
Revenue payable	4,576	(84)
Advances from joint interest owners	(40)	(108)
Other liabilities	(101)	0
Net Cash Provided By Operating Activities - Continuing Operations	86,073	62,550
Cash Flows from Investing Activities:
Additions to oil and natural gas properties	(58,329)	(47,183)
Acquisitions of oil and natural gas properties	(445)	(4,110)
Additions to other property and equipment	(1,714)	(228)
Tengasco acquired cash	860	0
Net Cash Used In Investing Activities - Continuing Operations	(59,628)	(51,521)
Cash Flows from Financing Activities:
Deferred financing costs	(139)	(1,476)
Proceeds from revolving credit facility	5,500	16,500
Repayment under revolving credit facility	(46,500)	(12,500)
Payment of common share/unit dividends	(18,286)	(15,297)
Proceeds from issuance of common stock	50,000	0
Public offering costs	(3,316)	0
Payment of preferred unit dividends	(1,491)	0
Common stock repurchased for tax withholding	(514)	0
Purchase of common units under long-term incentive plan	(191)	(322)
Net Cash Used in Financing Activities - Continuing Operations	(14,937)	(13,095)
Net Increase (Decrease) in Cash and Cash Equivalents from Continuing Operations	11,508	(2,066)
Cash Flows from Discontinued Operations:
Operating activities	7	0
Investing activities	3,892	0
Net Increase in Cash and Cash Equivalents from Discontinued Operations	3,899	0
Net Increase (Decrease) in Cash and Cash Equivalents	15,407	(2,066)
Cash and Cash Equivalents, Beginning of Period	1,660	3,726
Cash and Cash Equivalents, End of Period	17,067	1,660
Cash Paid For:
Interest	3,234	4,206
Non-cash Investing and Financing Activities - Continuing Operations:
Changes in capital expenditures in accounts payable and accrued liabilities	11,204	(2,301)
Common share/unit dividends incurred but not paid	(302)	(173)
Asset retirement obligations	113	1,184
Preferred unit dividends paid in kind	904	3,482
Preferred unit dividends	0	3,535
Common stock issued in exchange for common units	192,191	0
Assets acquired and liabilities assumed in business combination	3,695	0
Common stock issued for business combination	26,392	0
Preferred units converted to common units	61,196	0
Non-cash Investing Activities - Discontinued Operations:
Goodwill incurred in business combination	19,013	0
Assets acquired and liabilities assumed in business combination	$ 2,824	$ 0