Long-Term Debt (Details) $ in Thousands					3 Months Ended		9 Months Ended
	Jun. 14, 2023	Mar. 20, 2023 USD ($)	Nov. 29, 2021 USD ($)	Nov. 12, 2021 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 15, 2017 USD ($)
Bank Borrowings
Long-term Debt, excluding current maturities					$ 645,096		$ 645,096		$ 688,531
Payments of Debt Issuance Costs							0	$ 7,228
Second Lien [Abstract]
Long-term debt, gross					$ 648,000		648,000		692,000
Discount Rate for Estimated Future Net Revenues from Proved Properties					10.00%
Gross interest expense including amortization of debt issuance costs					$ 19,811	$ 12,173	54,746	26,632
New Credit Facility [Member]
Bank Borrowings
Debt Issuance Costs, Net					7,000		7,000		8,700
Second Lien Notes [Member]
Bank Borrowings
Debt Issuance Costs, Net					2,166		2,166		2,587
Long-term Debt, excluding current maturities					150,000		150,000		150,000	$ 198,000
Second Lien [Abstract]
Long-term debt, gross				$ 150,000						200,000
Debt Instrument, Unamortized Discount					$ (738)		$ (738)		(882)	$ (2,000)
Repayments of Long-Term Debt			$ 50,000
Debt Instrument, Interest Rate, Stated Percentage					13.16%		13.16%
Second Lien, Required Security Interest on Proved Reserves				90.00%
Second Lien, Required Security Interest on Oil and Gas Properties				90.00%
Discount Rate for Estimated Future Net Revenues for Proved Properties at 9%				9.00%
Second Lien, Asset Coverage Ratio, Minimum				1.25
Second Lien, Debt to EBITDA Ratio, after March 31, 2022				3.25
Long-term debt, net					$ 147,100		$ 147,100
Gross interest expense including amortization of debt issuance costs					5,200	3,800	14,900	10,700
Second Lien Notes [Member] | Alternative Base Interest Rate [Member]
Second Lien [Abstract]
Debt Instrument, Minimum Margin on SOFR	1.00%
Debt Instrument, Basis Spread on Variable Rate	6.50%
Second Lien Notes [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Second Lien [Abstract]
Debt Instrument, Minimum Margin on SOFR	0.25%
Debt Instrument, Basis Spread on Variable Rate	7.50%
Second Lien Notes [Member] | Fed Funds Effective Rate Overnight Index Swap Rate
Second Lien [Abstract]
Debt Instrument, Basis Spread on Variable Rate	0.50%
Line of Credit [Member] | New Credit Facility [Member]
Bank Borrowings
Long-term Debt, excluding current maturities					498,000		498,000		542,000
Line of Credit Facility, Maximum Borrowing Capacity		$ 2,000,000
Line of Credit Facility, Current Borrowing Capacity		775,000
Line of Credit, Letters of Credit Issuable		$ 25,000
Letters of Credit Outstanding, Amount					$ 0		$ 0		$ 0
Commitment fee basis points for the credit facility		0.50%
Line of Credit, Additional Interest Due to Payment Default		2.00%
Debt, Weighted Average Interest Rate					8.67%		8.67%
Line of Credit, Required Security Interest on Oil and Gas Properties		85.00%
Line of Credit, Covenant, Debt to EBITDA Ratio		3.00
Line of Credit, Covenant, Current Ratio, Minimum		1.00
Line of Credit Facility, Commitment Fee Amount					$ 200	300	$ 700	900
Payments of Debt Issuance Costs							0	7,200
Second Lien [Abstract]
Gross interest expense including amortization of debt issuance costs					$ 14,600	$ 8,300	$ 39,800	$ 15,900
Line of Credit [Member] | New Credit Facility [Member] | Minimum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Bank Borrowings
Debt instrument escalating basis spread on base rate		0.0175
Debt Instrument Escalating Rates for Eurodollar Rate Loans		0.0275
Line of Credit [Member] | New Credit Facility [Member] | Maximum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Bank Borrowings
Debt instrument escalating basis spread on base rate		0.0275
Debt Instrument Escalating Rates for Eurodollar Rate Loans		0.0375