3.26.1 html 108 304 1 false 35 0 false 7 false false R1.htm 000 - Document - Document And Entity Information Sheet http://www.primeenergy.com/20251231/role/statement-document-and-entity-information Document And Entity Information Cover 1 false false R2.htm 001 - Statement - Consolidated Balance Sheets Sheet http://www.primeenergy.com/20251231/role/statement-consolidated-balance-sheets Consolidated Balance Sheets Statements 2 false false R3.htm 002 - Statement - Consolidated Balance Sheets (Parentheticals) Sheet http://www.primeenergy.com/20251231/role/statement-consolidated-balance-sheets-parentheticals Consolidated Balance Sheets (Parentheticals) Statements 3 false false R4.htm 003 - Statement - Consolidated Statements of Income Sheet http://www.primeenergy.com/20251231/role/statement-consolidated-statements-of-income Consolidated Statements of Income Statements 4 false false R5.htm 004 - Statement - Consolidated Statements of Equity Sheet http://www.primeenergy.com/20251231/role/statement-consolidated-statements-of-equity Consolidated Statements of Equity Statements 5 false false R6.htm 005 - Statement - Consolidated Statements of Cash Flows Sheet http://www.primeenergy.com/20251231/role/statement-consolidated-statements-of-cash-flows Consolidated Statements of Cash Flows Statements 6 false false R7.htm 995443 - Disclosure - Award Timing Disclosure Sheet http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure Award Timing Disclosure Notes 7 false false R8.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 8 false false R9.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 9 false false R10.htm 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 10 false false R11.htm 995550 - Disclosure - Note 1 - Description of Operations and Significant Accounting Policies Sheet http://www.primeenergy.com/20251231/role/statement-note-1-description-of-operations-and-significant-accounting-policies Note 1 - Description of Operations and Significant Accounting Policies Notes 11 false false R12.htm 995551 - Disclosure - Note 2 - Acquisitions and Dispositions Sheet http://www.primeenergy.com/20251231/role/statement-note-2-acquisitions-and-dispositions- Note 2 - Acquisitions and Dispositions Notes 12 false false R13.htm 995552 - Disclosure - Note 3 - Additional Balance Sheet Information Sheet http://www.primeenergy.com/20251231/role/statement-note-3-additional-balance-sheet-information Note 3 - Additional Balance Sheet Information Notes 13 false false R14.htm 995553 - Disclosure - Note 4 - Long-Term Debt Sheet http://www.primeenergy.com/20251231/role/statement-note-4-longterm-debt Note 4 - Long-Term Debt Notes 14 false false R15.htm 995554 - Disclosure - Note 5 - Other Long-Term Obligations and Commitments Sheet http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments Note 5 - Other Long-Term Obligations and Commitments Notes 15 false false R16.htm 995555 - Disclosure - Note 6 - Contingent Liabilities Sheet http://www.primeenergy.com/20251231/role/statement-note-6-contingent-liabilities- Note 6 - Contingent Liabilities Notes 16 false false R17.htm 995556 - Disclosure - Note 7 - Stock Options and Other Compensation Sheet http://www.primeenergy.com/20251231/role/statement-note-7-stock-options-and-other-compensation Note 7 - Stock Options and Other Compensation Notes 17 false false R18.htm 995557 - Disclosure - Note 8 - Income Taxes Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes Note 8 - Income Taxes Notes 18 false false R19.htm 995558 - Disclosure - Note 9 - Segment Information and Major Customers Sheet http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers Note 9 - Segment Information and Major Customers Notes 19 false false R20.htm 995559 - Disclosure - Note 10 - Related Party Transactions Sheet http://www.primeenergy.com/20251231/role/statement-note-10-related-party-transactions Note 10 - Related Party Transactions Notes 20 false false R21.htm 995560 - Disclosure - Note 11 - Salary Deferral Plan Sheet http://www.primeenergy.com/20251231/role/statement-note-11-salary-deferral-plan Note 11 - Salary Deferral Plan Notes 21 false false R22.htm 995561 - Disclosure - Note 12 - Earnings Per Share Sheet http://www.primeenergy.com/20251231/role/statement-note-12-earnings-per-share Note 12 - Earnings Per Share Notes 22 false false R23.htm 995562 - Disclosure - Supplementary Information Sheet http://www.primeenergy.com/20251231/role/statement-supplementary-information Supplementary Information Notes 23 false false R24.htm 995563 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.primeenergy.com/20251231/role/statement-significant-accounting-policies-policies Significant Accounting Policies (Policies) Policies http://www.primeenergy.com/20251231/role/statement-note-1-description-of-operations-and-significant-accounting-policies 24 false false R25.htm 995564 - Disclosure - Note 3 - Additional Balance Sheet Information (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-note-3-additional-balance-sheet-information-tables Note 3 - Additional Balance Sheet Information (Tables) Tables http://www.primeenergy.com/20251231/role/statement-note-3-additional-balance-sheet-information 25 false false R26.htm 995565 - Disclosure - Note 5 - Other Long-Term Obligations and Commitments (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments-tables Note 5 - Other Long-Term Obligations and Commitments (Tables) Tables http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments 26 false false R27.htm 995566 - Disclosure - Note 8 - Income Taxes (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-tables Note 8 - Income Taxes (Tables) Tables http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes 27 false false R28.htm 995567 - Disclosure - Note 9 - Segment Information and Major Customers (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers-tables Note 9 - Segment Information and Major Customers (Tables) Tables http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers 28 false false R29.htm 995568 - Disclosure - Note 12 - Earnings Per Share (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-note-12-earnings-per-share-tables Note 12 - Earnings Per Share (Tables) Tables http://www.primeenergy.com/20251231/role/statement-note-12-earnings-per-share 29 false false R30.htm 995569 - Disclosure - Supplementary Information (Tables) Sheet http://www.primeenergy.com/20251231/role/statement-supplementary-information-tables Supplementary Information (Tables) Tables http://www.primeenergy.com/20251231/role/statement-supplementary-information 30 false false R31.htm 995570 - Disclosure - Note 1 - Description of Operations and Significant Accounting Policies (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-1-description-of-operations-and-significant-accounting-policies-details-textual Note 1 - Description of Operations and Significant Accounting Policies (Details Textual) Details 31 false false R32.htm 995571 - Disclosure - Note 2 - Acquisitions and Dispositions (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-2-acquisitions-and-dispositions-details-textual Note 2 - Acquisitions and Dispositions (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-2-acquisitions-and-dispositions- 32 false false R33.htm 995572 - Disclosure - Note 3 - Additional Balance Sheet Information - Components of Balance Sheet Amounts (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-3-additional-balance-sheet-information-components-of-balance-sheet-amounts-details Note 3 - Additional Balance Sheet Information - Components of Balance Sheet Amounts (Details) Details 33 false false R34.htm 995573 - Disclosure - Note 4 - Long-Term Debt (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-4-longterm-debt-details-textual Note 4 - Long-Term Debt (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-4-longterm-debt 34 false false R35.htm 995574 - Disclosure - Note 5 - Other Long-Term Obligations and Commitments (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments-details-textual Note 5 - Other Long-Term Obligations and Commitments (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments-tables 35 false false R36.htm 995575 - Disclosure - Note 5 - Other Long-Term Obligations and Commitments - Schedule of Operating Lease Obligations (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments-schedule-of-operating-lease-obligations-details Note 5 - Other Long-Term Obligations and Commitments - Schedule of Operating Lease Obligations (Details) Details 36 false false R37.htm 995576 - Disclosure - Note 5 - Other Long-Term Obligations and Commitments - Reconciliation of Liability of Plugging and Abandonment Costs (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-5-other-longterm-obligations-and-commitments-reconciliation-of-liability-of-plugging-and-abandonment-costs-details Note 5 - Other Long-Term Obligations and Commitments - Reconciliation of Liability of Plugging and Abandonment Costs (Details) Details 37 false false R38.htm 995577 - Disclosure - Note 7 - Stock Options and Other Compensation (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-7-stock-options-and-other-compensation-details-textual Note 7 - Stock Options and Other Compensation (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-7-stock-options-and-other-compensation 38 false false R39.htm 995578 - Disclosure - Note 8 - Income Taxes (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-details-textual Note 8 - Income Taxes (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-tables 39 false false R40.htm 995579 - Disclosure - Note 8 - Income Taxes - Components of Provision For Income Taxes (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-components-of-provision-for-income-taxes-details Note 8 - Income Taxes - Components of Provision For Income Taxes (Details) Details 40 false false R41.htm 995580 - Disclosure - Note 8 - Income Taxes - Components of Net Deferred Tax Assets and Liabilities (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-components-of-net-deferred-tax-assets-and-liabilities-details Note 8 - Income Taxes - Components of Net Deferred Tax Assets and Liabilities (Details) Details 41 false false R42.htm 995581 - Disclosure - Note 8 - Income Taxes - Provision for Income Taxes Varies from Federal Statutory Tax Rate (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-8-income-taxes-provision-for-income-taxes-varies-from-federal-statutory-tax-rate-details Note 8 - Income Taxes - Provision for Income Taxes Varies from Federal Statutory Tax Rate (Details) Details 42 false false R43.htm 995582 - Disclosure - Note 9 - Segment Information and Major Customers (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers-details-textual Note 9 - Segment Information and Major Customers (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers-tables 43 false false R44.htm 995583 - Disclosure - Note 9 - Segment Information and Major Customers - Segment Information by Major Customers (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-9-segment-information-and-major-customers-segment-information-by-major-customers-details Note 9 - Segment Information and Major Customers - Segment Information by Major Customers (Details) Details 44 false false R45.htm 995584 - Disclosure - Note 10 - Related Party Transactions (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-10-related-party-transactions-details-textual Note 10 - Related Party Transactions (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-10-related-party-transactions 45 false false R46.htm 995585 - Disclosure - Note 11 - Salary Deferral Plan (Details Textual) Sheet http://www.primeenergy.com/20251231/role/statement-note-11-salary-deferral-plan-details-textual Note 11 - Salary Deferral Plan (Details Textual) Details http://www.primeenergy.com/20251231/role/statement-note-11-salary-deferral-plan 46 false false R47.htm 995586 - Disclosure - Note 12 - Earnings Per Share - Computation of Basic and Diluted Earnings (Details) Sheet http://www.primeenergy.com/20251231/role/statement-note-12-earnings-per-share-computation-of-basic-and-diluted-earnings-details Note 12 - Earnings Per Share - Computation of Basic and Diluted Earnings (Details) Details 47 false false R48.htm 995587 - Disclosure - Unaudited Supplementary Information - Schedule of Oil and Gas Reserves (Details) Sheet http://www.primeenergy.com/20251231/role/statement-unaudited-supplementary-information-schedule-of-oil-and-gas-reserves-details Unaudited Supplementary Information - Schedule of Oil and Gas Reserves (Details) Details 48 false false R49.htm 995588 - Disclosure - Supplementary Information - Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves (Details) Sheet http://www.primeenergy.com/20251231/role/statement-supplementary-information-standardized-measure-of-discounted-future-net-cash-flows-relating-to-proved-oil-and-gas-reserves-details Supplementary Information - Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves (Details) Details 49 false false R50.htm 995589 - Disclosure - Supplementary Information - Standardized Measure of Discounted Future Net Cash Flow and Changes therein Relating to Proved Oil and Gas Reserves (Details) Sheet http://www.primeenergy.com/20251231/role/statement-supplementary-information-standardized-measure-of-discounted-future-net-cash-flow-and-changes-therein-relating-to-proved-oil-and-gas-reserves-details Supplementary Information - Standardized Measure of Discounted Future Net Cash Flow and Changes therein Relating to Proved Oil and Gas Reserves (Details) Details 50 false false All Reports Book All Reports pnrg-20251231.xsd pnrg-20251231_cal.xml pnrg-20251231_def.xml pnrg-20251231_lab.xml pnrg-20251231_pre.xml pnrg20251231_10k.htm grasi.jpg http://fasb.org/srt/2026 http://fasb.org/us-gaap/2026 http://xbrl.sec.gov/cyd/2026 http://xbrl.sec.gov/dei/2026 http://xbrl.sec.gov/ecd/2026 true true