| Finance Lease, Right-of-Use Asset, before Accumulated Amortization | 2.01B | as of 2025-12-31 |
| Finance Lease, Right-of-Use Asset, Accumulated Amortization | 1.51B | as of 2025-12-31 |
| Current Federal Tax Expense (Benefit) | 655.00M | 2025-01-01 → 2025-12-31 |
| Current State and Local Tax Expense (Benefit) | 177.00M | 2025-01-01 → 2025-12-31 |
| Accrual for Environmental Loss Contingencies | 119.00M | as of 2025-12-31 |
| Current Foreign Tax Expense (Benefit) | 3.29B | 2025-01-01 → 2025-12-31 |
| Capitalized Exploratory Well Costs | 243.00M | as of 2025-12-31 |
| Deferred Federal Income Tax Expense (Benefit) | 537.00M | 2025-01-01 → 2025-12-31 |
| Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves | 113.00M | 2025-01-01 → 2025-12-31 |
| Deferred State and Local Income Tax Expense (Benefit) | -21.00M | 2025-01-01 → 2025-12-31 |
| Reclassification to Well, Facilities, and Equipment Based on Determination of Proved Reserves | 0 | 2025-01-01 → 2025-12-31 |
| Capitalized Exploratory Well Cost, Charged to Expense | 36.00M | 2025-01-01 → 2025-12-31 |
| Deferred Foreign Income Tax Expense (Benefit) | 33.00M | 2025-01-01 → 2025-12-31 |
| Asset Retirement Obligation, Liabilities Incurred | 162.00M | 2025-01-01 → 2025-12-31 |
| Asset Retirement Obligation, Liabilities Settled | 186.00M | 2025-01-01 → 2025-12-31 |
| Asset Retirement Obligation, Revision of Estimate | 150.00M | 2025-01-01 → 2025-12-31 |
| Asset Retirement Obligation, Foreign Currency Translation Gain (Loss) | -216.00M | 2025-01-01 → 2025-12-31 |
| Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less | 110.00M | as of 2025-12-31 |
| Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year | 133.00M | as of 2025-12-31 |
| Tax Adjustments, Settlements, and Unusual Provisions | -21.00M | 2025-01-01 → 2025-12-31 |
| Prepaid Expense and Other Assets, Current | 865.00M | as of 2025-12-31 |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization | 183.63B | as of 2025-12-31 |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization | 90.40B | as of 2025-12-31 |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization | 93.24B | as of 2025-12-31 |
| Investments, Fair Value Disclosure | 1.60B | as of 2025-12-31 |
| Share-based Payment Arrangement, Expense | 336.00M | 2025-01-01 → 2025-12-31 |
| Accrual for Environmental Loss Contingencies, Gross | 220.00M | as of 2025-12-31 |
| Related Party Transaction, Purchases from Related Party | 1.00M | 2025-01-01 → 2025-12-31 |
| DerivativeAssetAfterOffsetSubjectToMasterNettingArrangement | 235.00M | as of 2025-12-31 |
| Derivative Asset, Not Subject to Master Netting Arrangement | 2.00M | as of 2025-12-31 |
| Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement | 604.00M | as of 2025-12-31 |
| Participating Securities, Distributed and Undistributed Earnings (Loss), Basic | 27.00M | 2025-01-01 → 2025-12-31 |
| Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount | 2.66B | 2025-01-01 → 2025-12-31 |
| Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount | 127.00M | 2025-01-01 → 2025-12-31 |
| Share-based Payment Arrangement, Expense, Tax Benefit | 79.00M | 2025-01-01 → 2025-12-31 |
| Restructuring Reserve, Current | 300.00M | as of 2025-12-31 |
| Energy Related Inventory, Crude Oil, Products and Merchandise | 1.00B | as of 2025-12-31 |
| EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount | 44.00M | 2025-01-01 → 2025-12-31 |
| Effective Income Tax Rate Reconciliation, Tax Credit, Amount | 21.00M | 2025-01-01 → 2025-12-31 |
| LIFO Inventory Amount | 609.00M | as of 2025-12-31 |
| Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount | -24.00M | 2025-01-01 → 2025-12-31 |
| Excess of Replacement or Current Costs over Stated LIFO Value | 65.00M | as of 2025-12-31 |
| Effective Income Tax Rate Reconciliation, Tax Contingency, Amount | -11.00M | 2025-01-01 → 2025-12-31 |
| SegmentReportingOtherItemAmount | 24.46B | 2025-01-01 → 2025-12-31 |
| Dividends, Common Stock | 4.00B | 2025-01-01 → 2025-12-31 |
| Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount | -60.00M | 2025-01-01 → 2025-12-31 |
| Derivative Asset, Fair Value, Gross Liability | 361.00M | as of 2025-12-31 |
| Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 241.00M | as of 2025-12-31 |
| DerivativeLiabilityAfterOffsetSubjectToMasterNettingArrangement | 123.00M | as of 2025-12-31 |
| Treasury Stock, Value, Acquired, Cost Method | 5.02B | 2025-01-01 → 2025-12-31 |
| Derivative Liability, Fair Value, Gross Asset | 361.00M | as of 2025-12-31 |
| Net Income (Loss) Available to Common Stockholders, Diluted | 7.96B | 2025-01-01 → 2025-12-31 |
| Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 176.00M | as of 2025-12-31 |
| Derivative Liability, Not Subject to Master Netting Arrangement | 1.00M | as of 2025-12-31 |
| Derivative Liability, Fair Value, Gross Liability Including Not Subject to Master Netting Arrangement | 538.00M | as of 2025-12-31 |
| Long-Lived Assets | 102.07B | as of 2025-12-31 |
| Deferred Credits and Other Liabilities | 1.64B | as of 2025-12-31 |
| ShareRepurchaseProgramExciseTax | 47.00M | 2025-01-01 → 2025-12-31 |
| Investment Owned, at Fair Value | 8.83B | as of 2025-12-31 |
| Capitalized Costs, Unproved Properties | 10.82B | as of 2025-12-31 |
| Capitalized Costs, Proved Properties | 167.97B | as of 2025-12-31 |
| ForeignCurrencyTransactionGainLossAfterTax | 0 | 2025-01-01 → 2025-12-31 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | 44.00M | as of 2025-12-31 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value | 60.00M | 2025-01-01 → 2025-12-31 |
| Deferred Tax Assets, Tax Credit Carryforwards, Foreign | 2.90B | as of 2025-12-31 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value | 44.00M | as of 2025-12-31 |
| Deferred Tax Assets, Other Loss Carryforwards | 4.05B | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, Year One | 7.00M | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, Year Two | 7.00M | as of 2025-12-31 |
| Results of Operations, Dry Hole Costs | 40.00M | 2025-01-01 → 2025-12-31 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value | 44.00M | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, Year Three | 397.00M | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, Year Four | 558.00M | as of 2025-12-31 |
| Retained Earnings, Undistributed Earnings from Equity Method Investees | 112.00M | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, Year Five | 602.00M | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation, to be Paid, after Year Five | 23.00B | as of 2025-12-31 |
| Unrecorded Unconditional Purchase Obligation | 25.00M | as of 2025-12-31 |
| Operating Lease, Cost | 447.00M | 2025-01-01 → 2025-12-31 |
| Short-term Lease, Cost | 65.00M | 2025-01-01 → 2025-12-31 |
| Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits | 330.00M | as of 2025-12-31 |
| Lease, Cost | 707.00M | 2025-01-01 → 2025-12-31 |
| Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | 25.00M | 2025-01-01 → 2025-12-31 |
| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | 320.00M | 2025-01-01 → 2025-12-31 |
| Finance Lease, Liability, to be Paid, Year One | 363.00M | as of 2025-12-31 |
| Finance Lease, Liability, to be Paid, Year Two | 164.00M | as of 2025-12-31 |
| Finance Lease, Liability, to be Paid, Year Three | 181.00M | as of 2025-12-31 |
| Finance Lease, Liability, to be Paid, Year Four | 91.00M | as of 2025-12-31 |
| Finance Lease, Liability, to be Paid, Year Five | 57.00M | as of 2025-12-31 |
| Finance Lease, Liability, to be Paid, after Year Five | 48.00M | as of 2025-12-31 |
| Finance Lease, Liability, Payment, Due | 904.00M | as of 2025-12-31 |
| Finance Lease, Liability, Undiscounted Excess Amount | 103.00M | as of 2025-12-31 |
| Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value | 538.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, Year One | 417.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, Year Two | 219.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, Year Three | 143.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, Year Four | 102.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, Year Five | 55.00M | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid, after Year Five | 109.00M | as of 2025-12-31 |
| Deferred Tax Assets, Investments | 2.36B | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, to be Paid | 1.04B | as of 2025-12-31 |
| Deferred Tax Assets, Other | 103.00M | as of 2025-12-31 |
| Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 53.00M | as of 2025-12-31 |
| Deferred Tax Assets, Gross | 10.33B | as of 2025-12-31 |
| Deferred Tax Assets, Valuation Allowance | 5.93B | as of 2025-12-31 |
| Derivative Asset, Collateral, Obligation to Return Cash, Offset | 6.00M | as of 2025-12-31 |
| Deferred Tax Assets, Net of Valuation Allowance | 4.40B | as of 2025-12-31 |
| Lessee, Operating Lease, Liability, Undiscounted Excess Amount | 95.00M | as of 2025-12-31 |
| Deferred Tax Liabilities, Gross | 16.42B | as of 2025-12-31 |
| Debt Instrument, Face Amount | 23.35B | as of 2025-12-31 |
| Deferred Tax Liabilities, Inventory | 15.00M | as of 2025-12-31 |
| Assets, Fair Value Disclosure | 2.21B | as of 2025-12-31 |
| Financial and Nonfinancial Liabilities, Fair Value Disclosure | 538.00M | as of 2025-12-31 |
| Deferred Tax Liabilities, Other | 160.00M | as of 2025-12-31 |
| Deferred Tax Liabilities, Net | 12.02B | as of 2025-12-31 |
| Long-Term Debt, Maturity, Year One | 713.00M | as of 2025-12-31 |
| Long-Term Debt, Maturity, Year Two | 786.00M | as of 2025-12-31 |
| Long-Term Debt, Maturity, Year Three | 670.00M | as of 2025-12-31 |
| Long-Term Debt, Maturity, Year Four | 992.00M | as of 2025-12-31 |
| Long-Term Debt, Maturity, Year Five | 1.60B | as of 2025-12-31 |
| Debt Securities, Available-for-sale, Allowance for Credit Loss | 0 | as of 2025-12-31 |
| Debt Instrument, Unamortized Discount (Premium), Net | 704.00M | as of 2025-12-31 |
| Purchase Obligation | 331.00M | as of 2025-12-31 |
| Unrecognized Tax Benefits | 374.00M | as of 2025-12-31 |
| Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | 13.00M | 2025-01-01 → 2025-12-31 |
| Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | 0 | 2025-01-01 → 2025-12-31 |
| Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions | 0 | 2025-01-01 → 2025-12-31 |
| Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | 3.00M | 2025-01-01 → 2025-12-31 |
| Extinguishment of Debt, Amount | 700.00M | 2025-01-01 → 2025-12-31 |
| Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations | 13.00M | 2025-01-01 → 2025-12-31 |
| Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 365.00M | as of 2025-12-31 |
| Income (Loss) from Continuing Operations before Income Taxes, Domestic | 6.18B | 2025-01-01 → 2025-12-31 |
| Income (Loss) from Continuing Operations before Income Taxes, Foreign | 6.48B | 2025-01-01 → 2025-12-31 |
| Collateral Already Posted, Aggregate Fair Value | 0 | as of 2025-12-31 |
| Debt Securities, Available-for-sale, Amortized Cost | 1.59B | as of 2025-12-31 |
| Derivative Liability, Fair Value, Gross Liability | 537.00M | as of 2025-12-31 |
| Derivative Asset, Fair Value, Gross Asset | 602.00M | as of 2025-12-31 |