3.25.2 html 230 325 1 false 97 0 false 7 false false R1.htm 75000 - Document - Document and Entity Information Sheet http://www.heidmar.com/20250630/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 75010 - Statement - Unaudited Interim Condensed Consolidated Balance Sheets Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedBalanceSheets1 Unaudited Interim Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 75030 - Statement - Unaudited Interim Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedBalanceSheetsParenthetical Unaudited Interim Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 75040 - Statement - Unaudited Interim Condensed Consolidated Statements of Operations Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedStatementsOfOperations Unaudited Interim Condensed Consolidated Statements of Operations Statements 4 false false R5.htm 75050 - Statement - Unaudited Interim Consolidated Statements of Comprehensive Income/ (Loss) Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimConsolidatedStatementsOfComprehensiveIncomeLoss Unaudited Interim Consolidated Statements of Comprehensive Income/ (Loss) Statements 5 false false R6.htm 75060 - Statement - Unaudited Interim Condensed Consolidated Statements of Shareholders' Equity Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedStatementsOfShareholdersEquity Unaudited Interim Condensed Consolidated Statements of Shareholders' Equity Statements 6 false false R7.htm 75070 - Statement - Unaudited Interim Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedStatementsOfShareholdersEquityParenthetical Unaudited Interim Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) Statements 7 false false R8.htm 75080 - Statement - Unaudited Interim Condensed Consolidated Statements of Cash Flows Sheet http://www.heidmar.com/20250630/taxonomy/role/StatementUnauditedInterimCondensedConsolidatedStatementsOfCashFlows Unaudited Interim Condensed Consolidated Statements of Cash Flows Statements 8 false false R9.htm 75100 - Disclosure - Basis of Presentation and General Information Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBasisOfPresentationAndGeneralInformation Basis of Presentation and General Information Notes 9 false false R10.htm 75120 - Disclosure - Significant Accounting Policies Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureSignificantAccountingPolicies Significant Accounting Policies Notes 10 false false R11.htm 75170 - Disclosure - Transactions with Related Parties Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedParties1 Transactions with Related Parties Notes 11 false false R12.htm 75180 - Disclosure - Property and Equipment, Net Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePropertyAndEquipmentNet1 Property and Equipment, Net Notes 12 false false R13.htm 75200 - Disclosure - Income Taxes Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureIncomeTaxes Income Taxes Notes 13 false false R14.htm 75210 - Disclosure - Revenues Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenues Revenues Notes 14 false false R15.htm 75220 - Disclosure - Stockholders' Equity Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockholdersEquity1 Stockholders' Equity Notes 15 false false R16.htm 75230 - Disclosure - Leases Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeases Leases Notes 16 false false R17.htm 75240 - Disclosure - Payables to Sharing Partner and Assignees Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToSharingPartnerAndAssignees1 Payables to Sharing Partner and Assignees Notes 17 false false R18.htm 75250 - Disclosure - Commitments and Contingencies Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 18 false false R19.htm 75290 - Disclosure - Business Combination Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombination Business Combination Notes 19 false false R20.htm 75300 - Disclosure - Joint Ventures Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVentures Joint Ventures Notes 20 false false R21.htm 75310 - Disclosure - Earnings/(Loss) Per Share Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureEarningslossPerShare Earnings/(Loss) Per Share Notes 21 false false R22.htm 75320 - Disclosure - Fair Value Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureFairValue Fair Value Notes 22 false false R23.htm 75330 - Disclosure - Discontinued operations Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureDiscontinuedOperations Discontinued operations Notes 23 false false R24.htm 75340 - Disclosure - Stock Based Compensation Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockBasedCompensation Stock Based Compensation Notes 24 false false R25.htm 75350 - Disclosure - Operating Segment Reporting Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReporting Operating Segment Reporting Notes 25 false false R26.htm 75360 - Disclosure - Subsequent Events Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureSubsequentEvents Subsequent Events Notes 26 false false R27.htm 75390 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureSignificantAccountingPoliciesPolicies Significant Accounting Policies (Policies) Policies http://www.heidmar.com/20250630/taxonomy/role/DisclosureSignificantAccountingPolicies 27 false false R28.htm 75400 - Disclosure - Significant Accounting Policies (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureSignificantAccountingPoliciesTables Significant Accounting Policies (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureSignificantAccountingPolicies 28 false false R29.htm 75420 - Disclosure - Transactions with Related Parties (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesTables Transactions with Related Parties (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedParties1 29 false false R30.htm 75430 - Disclosure - Property and Equipment, Net (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePropertyAndEquipmentNetTables Property and Equipment, Net (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosurePropertyAndEquipmentNet1 30 false false R31.htm 75450 - Disclosure - Revenues (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenuesTables Revenues (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenues 31 false false R32.htm 75460 - Disclosure - Leases (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesTables Leases (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeases 32 false false R33.htm 75470 - Disclosure - Payables to Sharing Partner and Assignees (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToSharingPartnerAndAssigneesTables Payables to Sharing Partner and Assignees (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToSharingPartnerAndAssignees1 33 false false R34.htm 75480 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureCommitmentsAndContingenciesTables Commitments and Contingencies (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureCommitmentsAndContingencies 34 false false R35.htm 75520 - Disclosure - Business Combination (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationTables Business Combination (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombination 35 false false R36.htm 75530 - Disclosure - Joint Ventures (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVenturesTables Joint Ventures (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVentures 36 false false R37.htm 75540 - Disclosure - Earnings/(Loss) Per Share (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureEarningslossPerShareTables Earnings/(Loss) Per Share (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureEarningslossPerShare 37 false false R38.htm 75550 - Disclosure - Fair Value (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureFairValueTables Fair Value (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureFairValue 38 false false R39.htm 75560 - Disclosure - Discontinued operations (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureDiscontinuedOperationsTables Discontinued operations (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureDiscontinuedOperations 39 false false R40.htm 75570 - Disclosure - Stock Based Compensation (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockBasedCompensationTables Stock Based Compensation (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockBasedCompensation 40 false false R41.htm 75590 - Disclosure - Operating Segment Reporting (Tables) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReportingTables Operating Segment Reporting (Tables) Tables http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReporting 41 false false R42.htm 75600 - Disclosure - Basis of Presentation and General Information - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBasisOfPresentationAndGeneralInformationAdditionalInformationDetails Basis of Presentation and General Information - Additional Information (Details) Details 42 false false R43.htm 75630 - Disclosure - Transactions with Related Parties - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesAdditionalInformationDetails Transactions with Related Parties - Additional Information (Details) Details 43 false false R44.htm 75640 - Disclosure - Transactions with Related Parties - Summary of Accrued Recognized Interest Cost from Operations (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesSummaryOfAccruedRecognizedInterestCostFromOperationsDetails Transactions with Related Parties - Summary of Accrued Recognized Interest Cost from Operations (Details) Details 44 false false R45.htm 75650 - Disclosure - Transactions with Related Parties - Summary of Management Fees and Commissions from Wholly-owned Subsidiaries (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesSummaryOfManagementFeesAndCommissionsFromWhollyownedSubsidiariesDetails Transactions with Related Parties - Summary of Management Fees and Commissions from Wholly-owned Subsidiaries (Details) Details 45 false false R46.htm 75660 - Disclosure - Transactions with Related Parties - Summary of Receivables from Non-consolidated Pool Subsidiaries (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesSummaryOfReceivablesFromNonconsolidatedPoolSubsidiariesDetails Transactions with Related Parties - Summary of Receivables from Non-consolidated Pool Subsidiaries (Details) Details 46 false false R47.htm 75670 - Disclosure - Transactions with Related Parties - Summary of Non-Consolidated Pool Subsidiaries Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesSummaryOfNonconsolidatedPoolSubsidiariesInformationDetails Transactions with Related Parties - Summary of Non-Consolidated Pool Subsidiaries Information (Details) Details 47 false false R48.htm 75680 - Disclosure - Transactions with Related Parties - Summary of Receivables/(Payables) from/(to) Related Parties (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureTransactionsWithRelatedPartiesSummaryOfReceivablespayablesFromtoRelatedPartiesDetails Transactions with Related Parties - Summary of Receivables/(Payables) from/(to) Related Parties (Details) Details 48 false false R49.htm 75690 - Disclosure - Property and Equipment, Net - Summary of Property and equipment, net (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentNetDetails Property and Equipment, Net - Summary of Property and equipment, net (Details) Details 49 false false R50.htm 75700 - Disclosure - Property and Equipment, Net - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePropertyAndEquipmentNetAdditionalInformationDetails Property and Equipment, Net - Additional Information (Details) Details 50 false false R51.htm 75710 - Disclosure - Payables to Vessel Owners - Schedule of Payables to Vessel Owners (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToVesselOwnersScheduleOfPayablesToVesselOwnersDetails Payables to Vessel Owners - Schedule of Payables to Vessel Owners (Details) Details 51 false false R52.htm 75720 - Disclosure - Income Tax - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureIncomeTaxAdditionalInformationDetails Income Tax - Additional Information (Details) Details 52 false false R53.htm 75730 - Disclosure - Revenues - Summary of Trade Revenues (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenuesSummaryOfTradeRevenuesDetails Revenues - Summary of Trade Revenues (Details) Details 53 false false R54.htm 75740 - Disclosure - Revenues - Summary of Voyage and Time Charter Revenues (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenuesSummaryOfVoyageAndTimeCharterRevenuesDetails Revenues - Summary of Voyage and Time Charter Revenues (Details) Details 54 false false R55.htm 75750 - Disclosure - Revenues - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureRevenuesAdditionalInformationDetails Revenues - Additional Information (Details) Details 55 false false R56.htm 75760 - Disclosure - Equity - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureEquityAdditionalInformationDetails Equity - Additional Information (Details) Details 56 false false R57.htm 75770 - Disclosure - Leases - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesAdditionalInformationDetails Leases - Additional Information (Details) Details 57 false false R58.htm 75780 - Disclosure - Leases - Summary of Vessels operating leases (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesSummaryOfVesselsOperatingLeasesDetails Leases - Summary of Vessels operating leases (Details) Details 58 false false R59.htm 75790 - Disclosure - Leases - Summary of Right-of-Use Assets and Lease Liabilities (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetsAndLeaseLiabilitiesDetails Leases - Summary of Right-of-Use Assets and Lease Liabilities (Details) Details 59 false false R60.htm 75800 - Disclosure - Leases - Schedule of Future Lease Payments Under Operating Leases (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesScheduleOfFutureLeasePaymentsUnderOperatingLeasesDetails Leases - Schedule of Future Lease Payments Under Operating Leases (Details) Details 60 false false R61.htm 75810 - Disclosure - Leases - Schedule of Lease Expenses (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLeasesScheduleOfLeaseExpensesDetails Leases - Schedule of Lease Expenses (Details) Details 61 false false R62.htm 75820 - Disclosure - Payables to Sharing Partner and Assignees - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToSharingPartnerAndAssigneesAdditionalInformationDetails Payables to Sharing Partner and Assignees - Additional Information (Details) Details 62 false false R63.htm 75830 - Disclosure - Payables to Sharing Partner and Assignees - Summary of Payables to Sharing Partner and Assignees Within Total Liabilities (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosurePayablesToSharingPartnerAndAssigneesSummaryOfPayablesToSharingPartnerAndAssigneesWithinTotalLiabilitiesDetails Payables to Sharing Partner and Assignees - Summary of Payables to Sharing Partner and Assignees Within Total Liabilities (Details) Details 63 false false R64.htm 75840 - Disclosure - Commitments and Contingencies - Summary of Future Minimum Fixed Time (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumFixedTimeDetails Commitments and Contingencies - Summary of Future Minimum Fixed Time (Details) Details 64 false false R65.htm 75850 - Disclosure - Commitments and Contingencies - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails Commitments and Contingencies - Additional Information (Details) Details 65 false false R66.htm 75870 - Disclosure - Inventories - Summary of Inventories (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureInventoriesSummaryOfInventoriesDetails Inventories - Summary of Inventories (Details) Details 66 false false R67.htm 75890 - Disclosure - Accounts Payable and Accrued Expenses - Schedule of Accounts Payable and Accrued Expenses (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureAccountsPayableAndAccruedExpensesScheduleOfAccountsPayableAndAccruedExpensesDetails Accounts Payable and Accrued Expenses - Schedule of Accounts Payable and Accrued Expenses (Details) Details 67 false false R68.htm 75900 - Disclosure - Business Combination - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationAdditionalInformationDetails Business Combination - Additional Information (Details) Details 68 false false R69.htm 75910 - Disclosure - Business Combination - Summary of Consideration Paid and the Allocation of Purchase Price to the Estimated Fair Value of the Assets Acquired and Liabilities Assumed (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfConsiderationPaidAndTheAllocationOfPurchasePriceToTheEstimatedFairValueOfTheAssetsAcquiredAndLiab Business Combination - Summary of Consideration Paid and the Allocation of Purchase Price to the Estimated Fair Value of the Assets Acquired and Liabilities Assumed (Details) Details 69 false false R70.htm 75920 - Disclosure - Business Combination - Summary of Consideration Paid and the Allocation of Purchase Price to the Estimated Fair Value of the Assets Acquired and Liabilities Assumed (Parenthetical) (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfConsiderationPaidAndTheAllocationOfPurchasePriceToTheEstimatedFairValueOfTheAssetsAcquiredAndLiab1 Business Combination - Summary of Consideration Paid and the Allocation of Purchase Price to the Estimated Fair Value of the Assets Acquired and Liabilities Assumed (Parenthetical) (Details) Details 70 false false R71.htm 75930 - Disclosure - Business Combination - Summary of Preliminary Purchase Price Allocation for Acquisition (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfPreliminaryPurchasePriceAllocationForAcquisitionDetails Business Combination - Summary of Preliminary Purchase Price Allocation for Acquisition (Details) Details 71 false false R72.htm 75940 - Disclosure - Business Combination - Summary of Acquisition Installments Payable (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfAcquisitionInstallmentsPayableDetails Business Combination - Summary of Acquisition Installments Payable (Details) Details 72 false false R73.htm 75950 - Disclosure - Business Combination - Summary of Intangible Asset, net (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfIntangibleAssetNetDetails Business Combination - Summary of Intangible Asset, net (Details) Details 73 false false R74.htm 75960 - Disclosure - Business Combination - Summary of Estimated Amortization Expense of Intangible Asset to be Recognized (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfEstimatedAmortizationExpenseOfIntangibleAssetToBeRecognizedDetails Business Combination - Summary of Estimated Amortization Expense of Intangible Asset to be Recognized (Details) Details 74 false false R75.htm 75970 - Disclosure - Business Combination - Summary of Unaudited Pro Forma Revenues and Net (Loss)/Income (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBusinessCombinationSummaryOfUnauditedProFormaRevenuesAndNetLossincomeDetails Business Combination - Summary of Unaudited Pro Forma Revenues and Net (Loss)/Income (Details) Details 75 false false R76.htm 75980 - Disclosure - Joint Ventures - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVenturesAdditionalInformationDetails Joint Ventures - Additional Information (Details) Details 76 false false R77.htm 75990 - Disclosure - Joint Ventures - Summarized Balance Sheet of Joint Ventures (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVenturesSummarizedBalanceSheetOfJointVenturesDetails Joint Ventures - Summarized Balance Sheet of Joint Ventures (Details) Details 77 false false R78.htm 76000 - Disclosure - Joint Ventures - Summarized Statement of Income of Joint Ventures (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureJointVenturesSummarizedStatementOfIncomeOfJointVenturesDetails Joint Ventures - Summarized Statement of Income of Joint Ventures (Details) Details 78 false false R79.htm 76010 - Disclosure - Earnings/(Loss) Per Share - Summary of Basic and Diluted Earnings/(Loss) Per Share (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureEarningslossPerShareSummaryOfBasicAndDilutedEarningslossPerShareDetails Earnings/(Loss) Per Share - Summary of Basic and Diluted Earnings/(Loss) Per Share (Details) Details 79 false false R80.htm 76020 - Disclosure - Earnings/(Loss) Per Share - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureEarningslossPerShareAdditionalInformationDetails Earnings/(Loss) Per Share - Additional Information (Details) Details 80 false false R81.htm 76030 - Disclosure - Fair Value - Schedule of Valuation Methodology and Significant Unobservable Inputs (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureFairValueScheduleOfValuationMethodologyAndSignificantUnobservableInputsDetails Fair Value - Schedule of Valuation Methodology and Significant Unobservable Inputs (Details) Details 81 false false R82.htm 76040 - Disclosure - Discontinued operations - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureDiscontinuedOperationsAdditionalInformationDetails Discontinued operations - Additional Information (Details) Details 82 false false R83.htm 76050 - Disclosure - Discontinued operations - Summary of Selected Operating Results of Discontinued Operations (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureDiscontinuedOperationsSummaryOfSelectedOperatingResultsOfDiscontinuedOperationsDetails Discontinued operations - Summary of Selected Operating Results of Discontinued Operations (Details) Details 83 false false R84.htm 76060 - Disclosure - Stock Based Compensation - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockBasedCompensationAdditionalInformationDetails Stock Based Compensation - Additional Information (Details) Details 84 false false R85.htm 76070 - Disclosure - Stock Based Compensation - Summary of Status of Company's Non-vested Shares (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureStockBasedCompensationSummaryOfStatusOfCompanysNonvestedSharesDetails Stock Based Compensation - Summary of Status of Company's Non-vested Shares (Details) Details 85 false false R86.htm 76080 - Disclosure - Operating Segment Reporting - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReportingAdditionalInformationDetails Operating Segment Reporting - Additional Information (Details) Details 86 false false R87.htm 76090 - Disclosure - Operating Segment Reporting - Schedule of Significant General and Administrative Expense Categories by Geographic Region (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReportingScheduleOfSignificantGeneralAndAdministrativeExpenseCategoriesByGeographicRegionDetails Operating Segment Reporting - Schedule of Significant General and Administrative Expense Categories by Geographic Region (Details) Details 87 false false R88.htm 76100 - Disclosure - Operating Segment Reporting - Schedule of Geographical Information of Revenues (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReportingScheduleOfGeographicalInformationOfRevenuesDetails Operating Segment Reporting - Schedule of Geographical Information of Revenues (Details) Details 88 false false R89.htm 76110 - Disclosure - Operating Segment Reporting - Schedule of Revenue by Customers (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureOperatingSegmentReportingScheduleOfRevenueByCustomersDetails Operating Segment Reporting - Schedule of Revenue by Customers (Details) Details 89 false false R90.htm 76120 - Disclosure - Subsequent Events - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetails Subsequent Events - Additional Information (Details) Details 90 false false R91.htm 76130 - Disclosure - Basis of Presentation and General Information (Heidmar Maritime Holdings Corp.) - Additional Information (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureBasisOfPresentationAndGeneralInformationHeidmarMaritimeHoldingsCorpAdditionalInformationDetails Basis of Presentation and General Information (Heidmar Maritime Holdings Corp.) - Additional Information (Details) Details http://www.heidmar.com/20250630/taxonomy/role/DisclosureBasisOfPresentationAndGeneralInformation 91 false false R92.htm 76160 - Disclosure - Loss per share - Summary of Basic and Diluted Loss Per Share (Heidmar Maritime Holdings Corp.) (Details) Sheet http://www.heidmar.com/20250630/taxonomy/role/DisclosureLossPerShareSummaryOfBasicAndDilutedLossPerShareHeidmarMaritimeHoldingsCorpDetails Loss per share - Summary of Basic and Diluted Loss Per Share (Heidmar Maritime Holdings Corp.) (Details) Details 92 false false All Reports Book All Reports hmr-20250630.htm hmr-20250630.xsd http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 false false