Summary of Significant Accounting Policies (Policies)	9 Months Ended
Sep. 30, 2023
Accounting Policies [Abstract]
Consolidation	These unaudited condensed consolidated financial statements as of September 30, 2023 and for the three and nine months ended September 30, 2023 and 2022 include the accounts of Riley Permian and its wholly owned subsidiaries and have been prepared in accordance with U.S. GAAP. All intercompany balances and transactions have been eliminated upon consolidation.
Significant Estimates	Significant Estimates The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the amounts reported in the condensed consolidated financial statements and accompanying notes. These estimates and assumptions may also affect disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. The Company evaluates these estimates on an ongoing basis, using historical experience, consultation with experts and other methods the Company considers reasonable in the particular circumstances. Actual results may differ significantly from the Company’s estimates. Any effects on the Company’s business, financial position or results of operations resulting from revisions to these estimates are recorded in the period in which the facts that give rise to the revision become known. Significant items subject to such estimates and assumptions include, but are not limited to, estimates of proved oil and natural gas reserves and related present value estimates of future net cash flows therefrom, the carrying value of oil and natural gas properties, accounts receivable, accrued capital expenditures and operating expenses, ARO, the fair value determination of acquired assets and assumed liabilities, certain tax accruals and the fair value of derivatives.
Equity Method Investment	The Company accounts for its corporate joint ventures under the equity method of accounting in accordance with FASB Accounting Standards Codification Topic 323 “Investments — Equity Method and Joint Ventures.” The Company applies the equity method of accounting to investments of less than 50% in an investee over which the Company exercises significant influence but does not have control. Under the equity method of accounting, the Company’s share of the investee’s earnings or loss is recognized in the condensed consolidated statements of operations. Judgment regarding the level of influence over each equity method investment includes considering key factors such as ownership interest, representation on the board of directors, participation in policy-making decisions, material intercompany transactions and extent of ownership by an investor in relation to the concentration of other shareholdings.
Deferred financing costs	Deferred financing costsLong-term debt includes capitalized costs related to the issuance of $200 million of 10.50% senior unsecured notes with final maturity due 2028 ("Senior Notes"), net of accumulated amortization. The costs associated with the Senior Notes are netted against the Senior Notes balance and are amortized over the term of the Senior Notes using the effective interest method. See Note 9 - Long-Term Debt for additional information.
Recent Accounting Pronouncements	Recent Accounting Pronouncements No new accounting pronouncements have been adopted or issued that would impact the financial statements of the Company.

Summary of Significant Accounting Policies (Policies)

9 Months Ended

Sep. 30, 2023

These unaudited condensed consolidated financial statements as of September 30, 2023 and for the three and nine months ended September 30, 2023 and 2022 include the accounts of Riley Permian and its wholly owned subsidiaries and have been prepared in accordance with U.S. GAAP. All intercompany balances and transactions have been eliminated upon consolidation.

Significant Estimates

The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the amounts reported in the condensed consolidated financial statements and accompanying notes. These estimates and assumptions may also affect disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenues and expenses during the reporting period.

The Company evaluates these estimates on an ongoing basis, using historical experience, consultation with experts and other methods the Company considers reasonable in the particular circumstances. Actual results may differ significantly from the Company’s estimates. Any effects on the Company’s business, financial position or results of operations resulting from revisions to these estimates are recorded in the period in which the facts that give rise to the revision become known. Significant items subject to such estimates and assumptions include, but are not limited to, estimates of proved oil and natural gas reserves and related present value estimates of future net cash flows therefrom, the carrying value of oil and natural gas

properties, accounts receivable, accrued capital expenditures and operating expenses, ARO, the fair value determination of acquired assets and assumed liabilities, certain tax accruals and the fair value of derivatives.

Equity Method Investment

The Company accounts for its corporate joint ventures under the equity method of accounting in accordance with FASB Accounting Standards Codification Topic 323 “Investments — Equity Method and Joint Ventures.” The Company applies the equity method of accounting to investments of less than 50% in an investee over which the Company exercises significant influence but does not have control. Under the equity method of accounting, the Company’s share of the investee’s earnings or loss is recognized in the condensed consolidated statements of operations. Judgment regarding the level of influence over each equity method investment includes considering key factors such as ownership interest, representation on the board of directors, participation in policy-making decisions, material intercompany transactions and extent of ownership by an investor in relation to the concentration of other shareholdings.

Deferred financing costs

Deferred financing costsLong-term debt includes capitalized costs related to the issuance of $200 million of 10.50% senior unsecured notes with final maturity due 2028 ("Senior Notes"), net of accumulated amortization. The costs associated with the Senior Notes are netted against the Senior Notes balance and are amortized over the term of the Senior Notes using the effective interest method. See Note 9 - Long-Term Debt for additional information.

Recent Accounting Pronouncements

No new accounting pronouncements have been adopted or issued that would impact the financial statements of the Company.