Components of equity [axis] Issued Capital Gross [Member] Capital Reserve Capital Transactions And Treasury Shares [Member] Profit Reserve [Member] Accumulated Other Comprehensive Incomes [Member] Retained earnings [member] Equity Attributable To Shareholders Of Petrobras [Member] Non-controlling interests [member] Classes of financial instruments [axis] Brazilian Interbank Deposit Rate Investment Funds And Repurchase Agreements [Member] Segments [axis] Country Of Brazil [Member] Bank Deposit Certificates [Member] Other Investment Funds [Member] Time Deposits [Member] Other Foreign Countries [Member] Sweep Accounts And Interest Bearing Accounts [Member] Other Financial Investments [Member] Service concession arrangements [axis] Diesel [Member] Subtotal Oil Products [Member] Road Use Diesel Subsidy Program [Member] Gasoline [Member] Gasoline Subsidy Program [Member] Liquefied Petroleum Gas [Member] Liquefied Petroleum Gas Subsidy Program [Member] Jet Fuel [Member] Naphtha [Member] Fuel Oil [Member] Other Oil Products [Member] Natural Gas [Member] Domestic Market [Member] Crude Oils [Member] Renewables And Nitrogen Products [Member] Breakage [Member] Electricities [Member] Services Agency And Others [Member] Exports [Member] Foreign Market [Member] Fuel Oi Iincluding Bunker Fuel [Member] Sales Abroad [Member] Counterparties [axis] Client One [Member] Client Two [Member] Country China [Member] Country Americas [Member] Country Europe [Member] Country Asia [Member] Country United States [Member] Country Singapore [Member] Others Countries [Member] Income Statements [Axis] Cost Of Sale [Member] Selling Expenses [Member] General And Administrative Expenses [Member] Exploration And Production [Member] Refining Transportation And Marketing [Member] Gas And Low Carbon Energies [Member] Corporate And Other Business [Member] Eliminations [Member] Operating Segment [Member] Segment consolidation items [axis] Operating segments [member] Exploration And Development Costs [Member] Corporates And Other [Member] Categories of related parties [axis] Third Parties [Member] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Gross carrying amount [member] Receivables From Contracts With Customers Investees [Member] Fuel Trading Subsidy Program [Member] Total for all related parties [member] Trade receivables [member] Sepia And Atapu [Member] Roncador [Member] Potiguar Cluster [Member] Pampo And Enchova [Member] Past due status [axis] Current [member] Not later than three months [member] Later than three months and not later than six months [member] Later than six months and not later than one year [member] Later than one year [member] Third Parties In Country Of Brazil [Member] Third Parties Abroad [Member] Range [axis] Bottom of range [member] Top of range [member] Temporary difference, unused tax losses and unused tax credits [axis] Income Taxes [Member] Deferred Income Taxes [Member] Tax Settlement Programs P R T [Member] Depreciation Amortization And Write Offs Of Assets [Member] Amortization Impairment Reversals Write Offs Assets [Member] Depreciation Amortization And Write Offs Of Assets One [Member] Depreciation Amortization And Write Offs Of Assets Two [Member] Payments Receipts Considerations [Member] Appropriation Of The Considerations [Member] Payments And Use Of Provisions [Member] Payments And Use Of Provisions One [Member] Taxable Income Compensation [Member] Sales Writedowns And Losses [Member] Payments And Use Provisions [Member] Others [Member] I R P J And C S L L [Member] Subsidiaries [axis] Petrobras [Member] Current P I S And C O F I N S [Member] Non Current P I S And C O F I N S [Member] P I S And C O F I N S [Member] I C M S V A T [Member] Current I C M S V A T [Member] Deferred I C M S [Member] Production Taxes [Member] Withholding Income Taxes [Member] Export Tax [Member] Other Taxes [Member] Defined benefit plans [axis] Accrued Vacation [Member] Profit sharing [member] Variable Compensation Program [Member] Salaries And Related Charges And Other Provisions [Member] Salaries, accrued vacations and related charges [member] Management fees and charges [member] Variable compensation programs [member] Performance Award Program [Member] Health Care Plan Saude Petrobras AMS [Member] Health Care Plan [Member] Petros Pension Plan - Renegotiated (PPSP-R) [member] Petros Pension Plan - Non-renegotiated (PPSP-NR) [member] Petros Pension Plan - Renegotiated - Pre-70 (PPSP-R Pre 70) [Member] Petros Pension Plan - Non-renegotiated - Pre-70 (PPSP-NR Pre 70) [member] Petros 2 Pension Plan (PP-2) [member] Pension Plans [Member] Pension Plans P P S P R [Member] Pension Plans P P S P N R [Member] Pension Plans Petros 2 [Member] Health Care Plan Saude Petrobras [Member] P P 1 [Member] P P 2 [Member] P P 3 [Member] Classes of contingent liabilities [axis] Labor Related Contingent Liability [Member] Tax contingent liability [member] Civil Related Contingent Liability [Member] Environmental Claim [Member] Currency in which information is displayed [axis] Currency Of U S D [Member] Currency Of B R L [Member] Environmental And Others Related Contingent Liability [Member] Products and services [axis] Onshore [Member] Shallow Waters [Member] Deep And Ultradeep Postsalt [Member] Pre Salt [Member] Provision Total [Member] Classes of assets [axis] Escrow Account Collateral [Member] Derivatives Transactions [Member] Assets Related To E And P Partnerships [Member] Classes of liabilities [axis] Obligations Arising From Divestments [Member] Contractual Retentions [Member] Advances From Customers [Member] Provisions For Environmental Expenses And Fines [Member] Unclaimed Dividends [Member] Obligations Arising From Acquisition Of Equity Interests [Member] Various Creditors [Member] Classes of property, plant and equipment [axis] Land Buildings And Improvement [Member] Equipment And Other Assets [Member] Assets Under Construction [Member] Right-of-use assets [member] Buildings And Improvements [Member] Platforms [Member] Vessels [Member] Properties [Member] Accumulated depreciation and amortisation [member] Classes of intangible assets and goodwill [axis] Service concession rights [member] Software Licenses [Member] Goodwill [member] Property, plant and equipment [member] Intangible assets other than goodwill [member] Non-current assets or disposal groups classified as held for sale [member] Investiments [Member] Capitalized Acquistion Costs [Member] Capitalised development expenditure [member] Joint operations [axis] Marlim [Member] Buzios [Member] Joint ventures [axis] Total for all joint ventures [member] Total for all associates [member] Exploration And Production Segment [Member] Petronas Petroleo Brasil Ltda [Member] Argonauta [Member] Lightsource Brasil New Co Holding S. A [Member] Braskem [Member] Transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [axis] Transaction Contingent Assets One [Member] Transaction Contingent Assets Two [Member] Transaction Contingent Assets Three [Member] Transaction Contingent Assets Four [Member] Transaction Contingent Assets Five [Member] Transaction Contingent Assets Six [Member] Transaction Contingent Assets Seven [Member] Transaction Contingent Assets Eighth [Member] Transaction Contingent Assets Nine [Member] Transaction Contingent Assets Ten [Member] External credit grades [axis] Banking Market [Member] Geographical areas [axis] Capital Market [Member] Development Banks [Member] Other Debt [Member] Foreign countries [member] Export Credit Agencies [Member] Liabilities arising from financing activities [axis] Debentures [Member] Commercial Notes Issued [Member] Levels of fair value hierarchy [axis] Level 1 of fair value hierarchy [member] Level 2 of fair value hierarchy [member] Finance Debt [Member] Changes In Finance Debt [Member] Repurchase Of Debt Securities [Member] Deposits Financing [Member] Net Cash Used In Financing Activities [Member] Maturity [axis] Not later than one year [member] Later than one year and not later than two years [member] Later than two years and not later than three years [member] Later than three years and not later than four years [member] Later than four years and not later than five years [member] Later than five years [member] Total [Member] At fair value [member] Types of interest rates [axis] Floating interest rate [member] Fixed interest rate [member] Weighted average [member] Currency Of E U R [Member] Currency Of G B P [Member] Currency Of C N Y [Member] Borrowings by name [axis] Finance Debt Total [Member] Syndicate Of Banks [Member] Petrobras Global Trading B V [Member] Syndicate Of Banks Two [Member] Bradesco [Member] Petroleo Brasileiro Sa [Member] Banco Itau [Member] Banco Do Brasil [Member] Banco Do Brasil 1 [Member] Caixa Economica Federal [Member] Construction in progress [member] Classes of share capital [axis] Ordinary shares [member] Preference shares [member] Legal [Member] Research Development Reserve [Member] Tax Incentives [Member] Profit Retention [Member] Additional Dividends Proposed [Member] Classes of financial assets [axis] First Installment [Member] Second Installment [Member] Total Anticipated Dividends [Member] Cross Currency Swap C D I X Dollar [Member] Types of risks [axis] Foreign Exchange Rate Risk [Member] Types of hedges [axis] Fair value hedges [member] Cash Flow Hedge On Exports [Member] Swap I P C A X C D I [Member] Interest rate risk [member] Recognized In Net Finance Income Expense [Member] Commodity Derivatives [Member] Other Commodity Derivative Transactions [Member] Cash flow hedges [member] Cross Currency Swap C D I X U S [Member] Hedging instruments [axis] Derivatives Not Designated For Hedge Accounting [Member] Short Position Foreign Currency Forwards [Member] Swap contract [member] Price Risk [Member] Future Contracts Crude Oil And Oil Products [Member] Swap Short Position Soybean Oil [Member] Options Long Put Soybean Oil [Member] Non Derivative Financial Instruments [Member] Average [Member] Risk variables [axis] Reasonably Possible Scenario [Member] Assets and liabilities [axis] Derivatives Assets [Member] Dollar Per Real [Member] Probability of default [axis] Exposure [Member] Probable Scenario [Member] Probable Stressed Scenario Of Twenty Five Percentage [Member] Derivative Liabilities [Member] Exchange Rate Cross Currency Swap [Member] Euro Per Dollar [Member] Pound Sterling Per Dollar [Member] Non Deliverable Forward [Member] Renminbi Dollar [Member] Currency risk [member] Crudeoil And Oil Products Price Changes [Member] Futures contract [member] Soybean Oil Price Changes [Member] Foreign Currency Depreciation [Member] Forward contract [member] Derivatives [member] C D I [Member] Probable Scenario Twelve [Member] S O F R 3 M [Member] S O F R 6 M [Member] S O F R O N [Member] I P C A [Member] T J L P [Member] L P R 12 M [Member] T R [Member] Types of rate-regulated activities [axis] Petrochemical Companies [Member] Other Associates And Joint Ventures [Member] Joint Venture And Associates Sub Total [Member] Government Bonds [Member] Banks Controlled By The Brazilian Government [Member] Brazilian Federal Government [Member] P P S A [Member] Other Government Entities [Member] Government Entities Sub Total [Member] Petros [Member] Transactions With Joint Ventures Associates Government Entities And Pension Plans [Member] Non Current [Member] Petrobras Distribuidora [Member] Brazilian Federal Government Dividends [Member] Empresa Brasileira De Administrao De Petrleo Gs Natural Pr Sal Petrleo [Member] Revenues Mainly Sales Revenues [Member] Income Expenses [Member] Foreign Exchange And Inflation Indexation Charges Net [Member] Net Finance Income Expense [Member] Road Use Diesel 1 [Member] Road Use Diesel 2 [Member] Road Use Diesel 3 [Member] Road Use Diesel 4 [Member] Road Use Diesel A [Member] L P G [Member] Officers [Member] Board Members [Member] Non-adjusting events after reporting period [axis] Nonadjusting Event [Member] Interim Dividends [Member] Interim Interest On Capital [Member] Anticipated Dividends [Member] Cover [Abstract] Document Type Amendment Flag Amendment Description Document Registration Statement Document Annual Report Document Quarterly Report Document Transition Report Document Shell Company Report Document Shell Company Event Date Document Period Start Date Document Period End Date Document Fiscal Period Focus Document Fiscal Year Focus Current Fiscal Year End Date Entity File Number Entity Registrant Name Entity Central Index Key Entity Primary SIC Number Entity Tax Identification Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, City or Town Entity Address, State or Province Entity Address, Country Entity Address, Postal Zip Code Country Region City Area Code Local Phone Number Extension Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Title of 12(g) Security Security Reporting Obligation Annual Information Form Audited Annual Financial Statements Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Document Accounting Standard Other Reporting Standard Item Number Entity Shell Company Entity Public Float Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Documents Incorporated by Reference [Text Block] Statement of financial position [abstract] Assets Cash and cash equivalents Financial investments Trade and other receivables Inventories Income taxes Other taxes recoverable Prepayments Others Current assets other than assets classified as held for sale Assets classified as held for sale Current assets Trade and other receivables Judicial deposits Income taxes Deferred income taxes Other taxes recoverable Prepayments Others Long-term receivables Investments Property, plant and equipment - PP&E Intangible assets Non-current assets Total assets Liabilities Trade payables Finance debt Lease liability Income taxes Production taxes and other taxes payable Dividends payable Provision for decommissioning costs Employee benefits Others Current liabilities other than Liabilities on assets classified as held for sale Liabilities related to assets classified as held for sale Current liabilities Finance debt Lease liability Income taxes Deferred income taxes Employee benefits Provisions for legal proceedings Provision for decommissioning costs Others Non-current liabilities Current and non-current liabilities Share capital (net of share issuance costs) Capital reserve and capital transactions Profit reserves Retained earnings Accumulated other comprehensive loss Attributable to the shareholders of Petrobras Non-controlling interests Equity Total liabilities and equity Profit or loss [abstract] Sales revenues Cost of sales Gross profit Income (expenses) Selling expenses General and administrative expenses Exploration costs Research and development expenses Other taxes Impairment (losses) reversals, net Other income and expenses, net Total Income (expenses) Income before net finance income (expense), results of equity-accounted investments and income taxes Finance income Finance expenses Foreign exchange gains (losses) and inflation indexation charges Net finance income (expense) Results of equity-accounted investments Net income before income taxes Income taxes Net income for the period Net income attributable to shareholders of Petrobras Net income attributable to non-controlling interests Basic earnings per common and preferred share Diluted earnings per common and preferred share Net income for the period Items that will not be reclassified to the statement of income: Actuarial gains on post-employment defined benefit plans Actuarial gains (losses) on defined benefit pension plans, net Items that may be reclassified subsequently to the statement of income: Unrealized gains on cash flow hedge - highly probable future exports Recognized in equity Reclassified to the statement of income Deferred income tax Unrealized gains / (losses) on cash flow hedge-highly probable future exports, net Translation adjustments (1) Recognized in equity Total recognized equity Share of other comprehensive income (loss) in equity-accounted investments Recognized in equity Total equity-accounted investments Other comprehensive income Total comprehensive income Comprehensive income attributable to shareholders of Petrobras Comprehensive income attributable to non-controlling interests Statement of cash flows [abstract] Cash flows from operating activities Adjustments for: Pension and medical benefits Results of equity-accounted investments Depreciation, depletion and amortization Impairment of assets (reversals), net Inventory write down (write-back) to net realizable value Allowance for credit loss on trade and other receivables, net Exploratory expenditure write-offs Gain on disposal/write-offs of assets Foreign exchange, indexation and finance charges   Income taxes Revision and unwinding of discount on the provision for decommissioning costs Results from co-participation agreements in bid areas Early termination and cash outflows revision of lease agreements Losses with legal, administrative and arbitration proceedings, net Equalization of expenses - Production Individualization Agreements Decrease (Increase) in assets Trade and other receivables Inventories Judicial deposits Other assets Increase (Decrease) in liabilities Trade payables Production taxes and other taxes payable Pension and medical benefits Provisions for legal proceedings Other employee benefits Provision for decommissioning costs Other liabilities Income taxes paid Net cash provided by operating activities Cash flows from investing activities Acquisition of PP&E and intangible assets Acquisition of equity interests Proceeds from disposal of assets - Divestment Financial compensation from co-participation agreements Divestment (Investment) in financial investments Dividends received Net cash used in investing activities Cash flows from financing activities Changes in non-controlling interest Proceeds from finance debt   Repayment of principal - finance debt Repayment of interest - finance debt Repayment of lease liability Dividends paid to Shareholders of Petrobras Dividends paid to non-controlling interests Net cash used in financing activities Effect of exchange rate changes on cash and cash equivalents Net change in cash and cash equivalents Cash and cash equivalents at the beginning of the period Cash and cash equivalents at the end of the period Statement of changes in equity [table] IfrsStatementLineItems [Line Items] Beginning balance, value Cancellation of treasury shares Capital transactions Net income Other comprehensive income (loss) Additional dividends proposed Expired unclaimed dividends Appropriations: Dividends Ending balance, value Notes and other explanatory information [abstract] Basis of preparation Material accounting policies Cash And Cash Equivalents And Financial Investments Cash and cash equivalents and financial investments Sales revenues Costs and expenses by nature Other income and expenses, net Net finance income (expense) Information by operating segment Trade and other receivables [abstract] Trade and other receivables Inventories Prepayments Prepayments Trade payables Taxes Taxes Employee benefits Provisions For Legal Proceedings Judicial Deposits And Contingent Liabilities Provisions for legal proceedings, judicial deposits and contingent liabilities Provision For Decommissioning Costs Provision for decommissioning costs Other Assets And Liabilities Other assets and liabilities Property, plant and equipment [abstract] Property, plant and equipment Intangible assets Impairment Impairment Exploration And Evaluation Of Oil And Gas Reserves Exploration and evaluation of oil and gas reserves Investments Investments Disposal of assets and other transactions Finance Debt Finance debt Lease Liability Lease liability Equity Equity Financial risk management Related party transactions Supplemental Information On Statement Of Cash Flows Supplemental information on statement of cash flows Subsequent events Schedule of cash and cash equivalents Schedule of financial investments Schedule of net sales revenues Schedule of sales revenues by area Schedule of cost of sales Schedule of selling expenses Schedule of general and administrative expenses Schedule of other income and expenses Schedule of net finance income (expense) Schedule of consolidated statement of income by operating segment Schedule of other income and expenses net by segment Schedule of depreciation, depletion and amortization Schedule of assets by operating segment Schedule of trade and other receivables, net Schedule of aging of trade and other receivables Schedule of changes in credit losses provision Schedule of inventories Schedule of prepayments Schedule of trade payables Schedule of financial position income taxes Schedule of statutory income tax rate and effective income tax rate Schedule of income taxes recoverable Schedule of income taxes payable Schedule of changes in the deferred income taxes Schedule of composition of deferred tax assets and liabilities Schedule of other taxes Schedule of production taxes and other taxes payable Schedule of employee benefits Schedule of short term employee benefits Schedule of recognized the statement of income Schedule of post employment benefits Schedule of net actuarial liability Schedule of changes in the actuarial liabilities Schedule of net expense with pension and health care plans Schedule of provisions for legal proceedings Schedule of reconciliation of provisions for legal proceedings Schedule of non-current assets Schedule of reconciliation of judicial deposits with legal proceedings Schedule of estimated contingent liabilities Schedule of provision for decommissioning costs by producing area Schedule of changes in the provision for decommissioning costs are presented Schedule of other assets and liabilities Schedule of property, plant and equipment by class of assets Schedule of useful life of assets Schedule of right-of-use assets Schedule of estimate of amounts relating to the execution Schedule of intangible assets by class of assets Schedule of statement of income Schedule of changes in capitalized costs Schedule of exploration costs Schedule of investments in associates and joint ventures Schedule of major classes of assets and related liabilities classified as held for sale Schedule of contingent asset from disposal investments Schedule of balance by type of finance debt Schedule of current finance debt Schedule of changes in finance debt Schedule of cash flows reconciliation Schedule of summarized information on current and non-current finance debt Schedule of finance debt (undiscounted), including face value and interest payments Schedule of lines of credit Schedule of changes in lease liabilities Schedule of main information by class of underlying assets Schedule of variable payments and amounts Schedule of share capital Schedule of changes in the profit reserves Schedule of accumulated other comprehensive income loss Schedule of interest on capital Schedule of dividend payable Schedule of unclaimed dividends Schedule of earnings per share Schedule of effects on statement of income of derivative financial instruments Schedule of effects on statement of comprehensive income of derivative financial instruments Schedule of assets and liabilities Schedule of statement of financial position Schedule of guarantees given as collateral Schedule of cumulative losses in other comprehensive income equity Schedule of present value of hedging instrument notional value Schedule of hedging instrument notional value Schedule of cumulative foreign exchange losses recognized Schedule of reclassification of cumulative foreign exchange losses recognized Schedule of sensitivity analysis financial instruments Schedule of sensitivity analysis for foreign exchange risk on financial instruments Schedule of derivative financial instruments different types of market risks Schedule of interest rate risk management Schedule of balances of significant transactions Schedule of income expenses of significant transactions Schedule of fuel trading subsidy program Schedule of of total compensation Schedule of supplemental information on statement of cash flows Schedule of reconciliation of depreciation, depletion and amortization with statements of cash flows Schedule of distribution of remuneration to shareholders Disclosure of detailed information about financial instruments [table] Cash at bank and in hand Short-term financial investments Total short-term financial investments Total cash and cash equivalents Fair value through profit or loss Amortized cost Total Current Non-current (1) Disclosure of detailed information about service concession arrangements [table] Disclosure of disaggregation of revenue from contracts with customers [table] IfrsStatementTable [Table] IncomeStatementsAxis [Axis] Raw material, products for resale, materials and third-party services (1) Acquisitions (including imports) Crude oil Oil products Natural gas Third-party services and others Depreciation, depletion and amortization Production taxes Employee compensation Inventory turnover Total Materials, third-party services, freight, rent and other related costs Reversal (allowance) for expected credit losses Total Materials, third-party services, rent and other related costs Stoppages for asset maintenance and pre-operating expenses Pension and medical benefits - retirees (1) Variable compensation programs (2) Losses with legal, administrative and arbitration proceedings Institutional relations and cultural projects Gains (losses) with commodity derivatives Operating expenses with thermoelectric power plants Health, safety and environment Collective bargaining agreement Equalization of expenses - Production Individualization Agreements Fines imposed on customers Results on disposal/write-offs of assets Fines imposed on suppliers Government grants Results from co-participation agreements in bid areas Results of non-core activities Early termination and changes to cash flow estimates of leases Reimbursements from E&P partnership operations Others Total Income from financial investments and Government Bonds Other finance income Interest on finance debt Unwinding of discount on lease liability Capitalized borrowing costs Unwinding of discount on the provision for decommissioning costs Other finance expenses Foreign exchange gains (losses) and inflation indexation charges Foreign exchange gains (losses) (1) Real x U.S. dollar Other currencies Reclassification of hedge accounting to the Statement of Income (1) Indexation to the Selic interest rate of anticipated dividends and dividends payable Recoverable taxes inflation indexation income   Other foreign exchange gains and indexation charges, net Total Intersegments Third parties Gross profit (loss) Income (expenses) Other income and expenses, net Income (loss) before net finance income, results of equity-accounted investments and income taxes Net finance income Results of equity-accounted investments Net income / (loss) before income taxes Net income (loss) for the period Attributable to: Shareholders of Petrobras Non-controlling interests Pension and medical benefits - retirees Variable compensation programs Gains (losses) with legal, administrative and arbitration proceedings Gains with commodity derivatives Reimbursements from E&P partnership operations Disclosure of operating segments [table] Amount of depreciation, depletion and amortization Current assets Non-current assets Long-term receivables Property, plant and equipment Operating assets Under construction Intangible assets Total Assets Disclosure of offsetting of financial assets [table] Sales revenues Sales revenue Disclosure of transactions between related parties [table] Total trade receivables, net Receivables from divestments and transfer of rights agreement Lease receivables Total Subtotal - Related parties Total trade and other receivables, before ECL Expected credit losses Current Non-current Disclosure of provision matrix [table] Trade and other receivables Expected credit losses Opening balance Additions Reversals Write-offs Translation adjustment Others Closing balance Current Non-current Measured at fair value through profit and loss Receivables Sales from trade receivables Crude oil Oil products Intermediate products Natural gas and Liquefied Natural Gas (LNG) Biofuels Fertilizers Total products Materials, supplies and others Total Cost of sales to net realizable value Estimated amount Advances for property, plant and equipment (1) Prepaid expenses Advances for the acquisition of equipment, materials and others Total Current Non current Disclosure of detailed information about borrowings [table] Due to related party Payment term Weighted average term Disclosure of temporary difference, unused tax losses and unused tax credits [table] Tax assets Tax liabilities Net income before income taxes Nominal income taxes computed based on Brazilian statutory corporate tax rates (34%) Adjustments to arrive at the effective tax rate: Tax benefits from the deduction of interest on capital distributions Different jurisdictional tax rates for companies abroad Brazilian income taxes on income of companies incorporated outside Brazil (1) Tax incentives Effects of the global minimum tax Internal transfer prices adjustments for operations between related parties abroad Tax loss carryforwards (unrecognized tax losses) Non-taxable income (non-deductible expenses), net Post-employment benefits (2) Results of equity-accounted investments Non-incidence of income taxes on indexation (Selic interest rate) of undue paid taxes Others Deferred income taxes Current income taxes Effective tax rate of income taxes Current assets Non-current assets Total Current liabilities Non-current liabilities Total liabilities Opening balance Recognized in the statement of income for the period Recognized in shareholders’ equity Translation adjustment Use of tax loss carryforwards Others Closing balance Deferred tax on profit - Assets Deferred tax on profit - Liabilities Nature Total Current assets, taxes recoverable Non-current assets, taxes recoverable Current liabilities, production taxes and other taxes payable Non-current liabilities, production taxes and other taxes payable Uncertain tax treatments Other taxes Tax debt settlement Short-term employee benefits Termination benefits Post-employment benefits Total Current Non-current Disclosure of defined benefit plans [table] Total Current Non-current Total Total Total Curren Non-current Deficit registered by Petros Ordinary and extraordinary future contributions - sponsor Contributions related to the TFC - sponsor Financial assumptions (interest rate and inflation), changes in fair value of plan assets and actuarial valuation method Net actuarial liability recorded by the Company Balance at December 31, 2024 Recognized in the Statement of Income Current service cost Net interest Cash effects Contributions paid Payments related to Term of financial commitment (TFC) Other changes Others Translation Adjustment Balance at June 30, 2025 Recognized in Equity - other comprehensive income (Gains)/losses arising from the remeasurement Defined benefit obligation, at present values Other assets used by entity included in fair value of plan asset Net expenses Post-employment benefit expense, defined contribution plans Disclosure of contingent liabilities in business combination [table] Total Opening Balance Additions, net of reversals Use of provision Revaluation of existing proceedings and interest charges Others Translation adjustment Closing Balance Tax Labor Civil Environmental and others Total Opening Balance Additions Use Accruals and charges Cumulative translation adjustment Closing Balance Total Deposits related to federal tax Balance of production capacity held in guarantee Provision for decommissioning costs Current Non-current Opening balance Adjustment to provision Transfers related to liabilities held for sale Use of provisions Interest accrued Others Translation adjustment Closing balance Disclosure of fair value measurement of assets [table] Other assets Other assets current Other assets non current Other liabilites Other liabilites current Other liabilites non current Disclosure of detailed information about property, plant and equipment [table] Balance at December 31, 2024 Cost Accumulated depreciation and impairment Additions Capitalized borrowing costs Write-offs               Transfers (5) Transfers to assets held for sale Depreciation, amortization and depletion Impairment recognition (note 20) Impairment reversal (note 20) Translation adjustment Balance at June 30, 2025 Decommissioning costs - Additions to / review of estimates Weighted average useful life in years Disclosure of reconciliation of changes in goodwill [table] Right-of-use assets Opening balance Additions/(Write-offs) on PP&E Other income and expenses Indexation charges Payments made Cash inflow Translation adjustments Closing balance Other cash payments from operating activities Disclosure of reconciliation of changes in intangible assets and goodwill [table] Balance at December 31, 2024 Cost Accumulated amortization and impairment Addition Capitalized borrowing costs Write-offs Transfers Amortization Translation adjustment Balance at June 30, 2025 Impairment recognition (note 20) Impairment (losses) reversals Exploratory assets Impairment of equity-accounted investments Net effect within the statement of income Losses Reversals Impairment reversals Impairment reversals net amount impairment loss Impairment reversals net Property plant and equipment Write-offs Transfers Translation adjustment Losses on exploration expenditures written off Intangible assets Opening Balance Additions Translation adjustment Losses on exploration expenditures written off Closing Balance Capitalized Exploratory Well Costs / Capitalized Acquisition Costs Exploration costs recognized in the statement of income Geological and geophysical expenses Exploration expenditures written off (includes dry wells and signature bonuses) (1) Contractual penalties on local content requirements Other exploration expenses Total expenses Cash used in: Operating activities Investment activities Total cash used Disclosure of joint operations [table] Collateral for crude oil exploration concession agreements, amount Assets pledged as collateral Disclosure of joint ventures [table] Balance at December 31, 2024 Investments Translation adjustment Other comprehensive income Dividends Balance at June 30, 2025 Restructuring, capital decrease and others Assets classified as held for sale Property, plant and equipment Total Liabilities on assets classified as held for sale Provision for decommissioning costs Total Disclosure of transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [table] Closing date Contingent assets at the ending Assets recognized Assets recognized in previous periods Contingent assets at the beginning Acquisition of interest Acquisition of interest, value Acquisition paid Transaction closing Description transaction closing Acquisition amount Acquisition amount paid Acquisition closing amount Contractual adjustments Capital contribution Interest share capital Voting share capital Disclosure of external credit grades [table] Borrowings Current portion of non-current borrowings Non-current portion of non-current borrowings Short-term debt Current portion of long-term debt Accrued interest on short and long-term debt Total Opening balance Proceeds from finance debt Repayment of principal (*) Repayment of interest (*) Accrued interest (**) Foreign exchange/ inflation indexation charges Translation adjustment Ending balance Repayment of principal Repayment of interest Average interest rate Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [table] Principal Interest Total Date Maturity Available (Lines of Credit) Balance Disclosure of reconciliation of liabilities arising from financing activities [table] Capital market balance Financing carrying rate, Dollar Financing carrying rate, Pounds Several finance debts Deposits with banks Prepayments Capital markets Bonds issued Export credit agencies Development banks Other finance debt Several finance debts Banking market Borrowings export credit agencies Borrowings in international banking market Fair value measurement, liabilities Balance at Opening Remeasurement / new contracts Payment of principal and interest (*) Interest expenses Foreign exchange gains and losses Translation adjustment Transfers Balance at Ending Lease liability, current Lease liability, non current Nominal Future Payments Variable payments Variable maturity term Variable lease to fixed payments percentage Assets not yet available for use Shares outstanding Beginning balance Additional dividends proposed Cancellation of treasury shares Ending balance Actuarial losses on defined benefit pension plans Unrealized losses on cash flow hedge on exports Translation adjustments Others Total Disclosure of financial assets [table] Date of apporval by the Board of Directors Date of record Amount per common and preferred share Dividend payables Consolidated opening balance of dividends payable Opening balance of dividends payable to non-controlling shareholders Opening balance of dividends payable to shareholders of Petrobras Additions relating to complementary dividends Additions relating to anticipated dividends Payments made Indexation to the Selic interest rate Transfers to unclaimed dividends Withholding income taxe over interest on capital and monetary restatement Translation adjustment Closing balance of dividends payable to shareholders of Petrobras Closing balance of dividends payable to non-controlling shareholders Consolidated closing balance of dividends payable Beginning balance Prescription Transfers from dividends payable Translation adjustment Ending balance Profit (loss), attributable to owners of parent Weighted average number of outstanding shares Basic earnings per share Diluted earnings per share Basic and diluted earnings (losses) per ADS equivalent Share capital net of issuance costs Cancellation of treasury shares Cancellation capital reserve Profit retention reserve Dividends amount Dividends exceed Additional dividends proposed Income tax expense Dividends distributed rate Income tax rate applicable Description of approved anticipation of dividends Reduction of income tax expense Unclaimed dividends Gains/ (losses) recognized in the statement of income Total Open derivative transactions Closed derivative transactions awaiting financial settlement Recognized in Statements of Financial Position Other assets (note 17) Other liabilities (note 17) Disclosure of risk management strategy related to hedge accounting [table] Notional value Fair value of derivative financial assets (liability) Maturity Guarantees given as collateral Cumulative losses in other comprehensive income (shareholders' equity) Present value of notional value Amounts designated Additional hedging relationships designated, designations revoked and hedging instruments re-designated Exports affecting the statement of income Principal repayments / amortization Foreign exchange variation Nominal value of hedging instrument (finance debt and lease liability) Beginning balance Recognized in Other comprehensive income Reclassified to the statement of income occurred exports Other comprehensive income (loss) Ending balance Expected realization Disclosure of sensitivity analysis to changes in risk variables that arise from contracts within scope of IFRS 17 [table] Sensitivity analysis Disclosure of assets and liabilities with significant risk of material adjustment [table] Adjustment in risk exposure associated with instruments sharing characteristic Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [table] Risk exposure associated with instruments Increase decrease in risk exposure Disclosure of information about activities subject to rate regulation [table] Assets Liabilities Income (expense) Subsidy gross revenues Sales charges Subsidy net revenues Wages and short-term benefits Social security and other employee-related taxes Post-employment benefits (pension plan) Benefits due to termination of tenure Total compensation recognized in the statement of income Total compensation paid Average number of members in the period Average number of paid members in the period Subsidy revenue Balance of subsidy Additional amount from subsidy program Withholding income tax paid on behalf of third-parties Transactions not involving cash Purchase of property, plant and equipment on credit Lease Losses (reversals) on decommissioning costs Use of tax credits and judicial deposits for the payment of contingencies Earnout related to Atapu and Sépia fields Depreciation and depletion of Property, plant and equipment Amortization of Intangible assets Capitalized depreciation Depreciation of right of use - recovery of PIS/COFINS Depreciation, depletion and amortization in the Statements of Cash Flows Disclosure of non-adjusting events after reporting period [table] Date of approval by the Board of Directors Amount per common and preferred share Amount Distribution of remuneration amount Outstanding preferred and common per share The element represents termination benefits. The element represents profit sharing member. Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners NoncurrentIncomeTaxes OtherRecoverableTaxesNonCurrent Other non-current receivables LongtermReceivables Current liabilities [Default Label] Non-current lease liabilities Deferred tax liabilities Non-current provisions for employee benefits Non-current provision for decommissioning, restoration and rehabilitation costs Non-current liabilities [Default Label] Liabilities [Default Label] Equity attributable to owners of parent Equity and liabilities Cost of sales Selling expense General and administrative expense Expense arising from exploration for and evaluation of mineral resources Research and development expense Tax expense other than income tax expense Impairment loss (reversal of impairment loss) recognised in profit or loss Operating expense excluding cost of sales Finance costs Tax expense (income) ActuarialGainsLossesOnPostemploymentDefinedBenefitPlans OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlan ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax1 Income tax relating to remeasurements of defined benefit plans included in other comprehensive income Other comprehensive income, net of tax, cash flow hedges GainsLossesOnCashFlowHedgesBeforeTax1 TotalRecognizedEquity Gains (losses) on exchange differences on translation of foreign operations, net of tax EquityaccountedInvestments Comprehensive income Adjustments for undistributed profits of investments accounted for using equity method Portion of gains (losses) recognised when control of subsidiary is lost, attributable to recognising investment retained in former subsidiary Adjustments for income tax expense RevisionAndUnwindingOfDiscountOnProvisionForDecommissioningCosts GainsLossesWithLegalAdministrativeAndArbitrationProceedingsNet EqualizationOfExpensesProductionIndividualizationAgreement Adjustments for decrease (increase) in trade and other receivables Adjustments for decrease (increase) in inventories AdjustmentsForDecreaseIncreaseInJudicialDeposits Adjustments for increase (decrease) in trade accounts payable AdjustmentsForIncreaseDecreaseInOtherTaxesPayable AdjustmentForPensionAndMedicalBenefits AdjustmentsForIncreaseDecreaseInCurrentLegalProceedingsProvision AdjustmentsForIncreaseDecreaseInOtherEmployeeBenefits AdjustmentForIncreaseDecreaseInProvisionForDecommisssioingCost Income taxes paid (refund), classified as operating activities Cash flows from (used in) operating activities Purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets AcquisitionOfEquityInterests InvestmentInMarketableSecurities Cash flows from (used in) investing activities Repayments of borrowings, classified as financing activities Interest paid, classified as financing activities Payments of lease liabilities, classified as financing activities Dividends paid to equity holders of parent, classified as financing activities Dividends paid to non-controlling interests, classified as financing activities Cash flows from (used in) financing activities Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Disclosure of revenue from contracts with customers [text block] Disclosure of other operating income (expense) [text block] Disclosure of finance income (cost) [text block] Disclosure of trade and other receivables [text block] Disclosure of inventories [text block] DisclosureOfPrepaymentsExplanatory Disclosure of trade and other payables [text block] Disclosure of tax receivables and payables [text block] Disclosure of employee benefits [text block] DisclosureOfProvisionForDecommissioningCostExplanatory Disclosure of intangible assets [text block] Disclosure of impairment of assets [text block] DisclosureOfInvestmentsFinancialStatementsExplanatory Disclosure of debt instruments [text block] Disclosure of leases [text block] DisclosureOfShareCapitalReservesAndEquityExplanatory DepreciationAndAmortisationExpenses Expense from share-based payment transactions with employees ExpensesByNature Expenses, by nature Post-employment benefit expense in profit or loss, defined benefit plans EqualizationOfExpensesProductionIndividualizationAgreements ResultFromCoparticipationAgreementsInBidAreas Other operating income (expense) Interest expense on debt instruments issued ForeignExchangeGainsLossAndIndexationCharges NetFinanceIncomeExpense OperatingIncomeExpenseExcludingCostOfSales OtherIncomeAndExpense Share of profit (loss) of associates and joint ventures accounted for using equity method ReimbursementsFromEpPartnershipOperations IntangibleAssetAndGoodwill SalesRevenues Other receivables ExpectedCreditLosses AllowanceForImpairmentOfTradesAndOtherReceivable ReversalsOfImpairmentLoss Others [Default Label] AllowanceForImpairmentOfTradeAndOthersReceivablesCurrent AllowanceForImpairmentOfTradeAndOtherReceivablesNoncurrent Current crude oil Current petroleum and petrochemical products Inventories [Default Label] TotalPrepayments TaxLossesCarryforwards ResultsOfEquityaccountedInvestmentsInBrazilAndAbroad Other tax effects for reconciliation between accounting profit and tax expense (income) DeferredIncomeExpense Current tax assets, current Current tax assets, non-current Current tax assets DeferredIncomeTax TranslationAdjustmentForDeferredIncomeTax OtherDeferredIncomeTaxes Deferred tax expense (income) Provisions for employee benefits ShorttermEmployeeBenefitsAccrualsCurrent ShorttermEmployeeBenefitsAccrualsNonCurrent Employee benefits expense EmployeeBenefitsExpenses PostemploymentBenefitsNonCurrent ActuarialLiability Decrease (increase) in net defined benefit liability (asset) resulting from contributions to plan by plan participants OtherActuarialLiabilities DefinedBenefitObligationAtPresentValues DescriptionOfAmountsOfOtherAssetsUsedByEntityIncludedInFairValueOfPlanAsset Post-employment benefit expense in profit or loss Legal proceedings provision Provision used, other provisions LongtermMiscellaneousOtherProvision ProvisionsRelatingToCumulativeTranslatingAdjustments JudicialDepositsAdditions ContingentLiabilitiesForLegalProceedings Other provisions Current provisions Non-current provisions NonCurrentLiabilitiesProvisions Adjustments for provisions Increase in existing provisions, other provisions Increase (decrease) in other provisions Increase (decrease) through net exchange differences, other provisions Other assets [Default Label] Additions other than through business combinations, property, plant and equipment Borrowing costs capitalised Disposals, property, plant and equipment ImpairmentLossRecognisedInProfitOrLossPropertyPlantsAndEquipment Increase (decrease) through net exchange differences, property, plant and equipment ProvisionForCostEqualizationCurrent Other intangible assets IntangibleAssetsAndGoodwillCost CapitalizedBorrowingCostsIntangibleAssetsOtherThanGoodwill WriteOffOfIntangibleAssetsOtherThanGoodwill Amortisation, intangible assets other than goodwill Increase (decrease) through net exchange differences, intangible assets and goodwill ImpairmentLossRecognisedInProfitIntangibleAssetsOtherThanGoodwill Impairment loss recognised in profit or loss Disposals and retirements, property, plant and equipment Increase (decrease) through transfers and other changes, property, plant and equipment CumulativeTranslationAdjustment AdditionsToIntangibleAssetsAndGoodwill TranslationAdjustmentOfGoodwillAndIntangibleAssets LossesOnExplorationExpendituresWrittenOff InvestmentsInAssociatesAndJointVentures Additions from acquisitions, investment property Increase (decrease) through net exchange differences, investment property AssetsOrDisposalGroupsClassifiedAsHeldForSalePropertyPlantAndEquipment AssetsOfDisposalGroupClassifiedAsHeldForSale LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleProvisionForDecommissioningCosts ContingentAssets TranslationAdjustment Total [Default Label] Prepayments [Default Label] SeveralFinanceDebt TranslationAdjustmentsAmounts Transfers [Default Label] Other reserves AdditionalDividendProposed CancellationsOfTreasuryShares TerminationBenefitsExpenses AccumulatedOtherComprehensiveIncomeLoss OtherComprehensiveIncomesLoss ConsolidatedClosingBalanceOfDividendsPayable DividendsPayableToNoncontrollingShareholders DividendsPayables Cash receipts from repayment of advances and loans made to other parties, classified as investing activities Gains (losses) on exchange differences on translation of foreign operations, before tax TranslationAdjustmentAmount CancellationOfTreasuryShare Dividends received [Default Label] DescriptionOfDerivativeFinancialInstrumentsMaturityPeriod Equities OtherComprehensiveIncomeLoss