2.4.0.6 Html 86 372 1 false 39 0 false 4 false false R1.htm 00000 - Document - Document and Entity Information Sheet http://www.navios-mlp.com/role/DocumentAndEntityInformation Document and Entity Information true false R2.htm 00100 - Statement - Consolidated Balance Sheets Sheet http://www.navios-mlp.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets false false R3.htm 00150 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.navios-mlp.com/role/StatementConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) false false R4.htm 00200 - Statement - Consolidated Statements of Income Sheet http://www.navios-mlp.com/role/ConsolidatedStatementsOfIncome Consolidated Statements of Income false false R5.htm 00250 - Statement - Consolidated Statements of Income (Parenthetical) Sheet http://www.navios-mlp.com/role/StatementConsolidatedStatementsOfIncomeParenthetical Consolidated Statements of Income (Parenthetical) false false R6.htm 00300 - Statement - Consolidated Statements of Cash Flows Sheet http://www.navios-mlp.com/role/ConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows false false R7.htm 00400 - Statement - Consolidated Statements of Changes in Partners' Capital Sheet http://www.navios-mlp.com/role/ConsolidatedStatementsOfChangesinPartnersCapital Consolidated Statements of Changes in Partners' Capital false false R8.htm 10100 - Disclosure - Description of Business Sheet http://www.navios-mlp.com/role/DisclosureDescriptionOfBusiness Description of Business false false R9.htm 10200 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.navios-mlp.com/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies false false R10.htm 10300 - Disclosure - Cash and Cash Equivalents Sheet http://www.navios-mlp.com/role/DisclosureCashAndCashEquivalents Cash and Cash Equivalents false false R11.htm 10400 - Disclosure - Accounts Receivable, Net Sheet http://www.navios-mlp.com/role/DisclosureAccountsReceivableNet Accounts Receivable, Net false false R12.htm 10500 - Disclosure - Prepaid Expenses and Other Current Assets Sheet http://www.navios-mlp.com/role/DisclosurePrepaidExpensesandOtherCurrentAssets Prepaid Expenses and Other Current Assets false false R13.htm 10600 - Disclosure - Vessels and Other Fixed Assets Sheet http://www.navios-mlp.com/role/DisclosureVesselsAndOtherFixedAssets Vessels and Other Fixed Assets false false R14.htm 10700 - Disclosure - Intangible Assets and Unfavorable Lease Terms Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeaseTerms Intangible Assets and Unfavorable Lease Terms false false R15.htm 10800 - Disclosure - Accounts Payable Sheet http://www.navios-mlp.com/role/DisclosureAccountsPayable Accounts Payable false false R16.htm 10900 - Disclosure - Accrued Expenses Sheet http://www.navios-mlp.com/role/DisclosureAccruedExpenses Accrued Expenses false false R17.htm 11000 - Disclosure - Deferred Voyage Revenue Sheet http://www.navios-mlp.com/role/DisclosureDeferredVoyageRevenue Deferred Voyage Revenue false false R18.htm 11100 - Disclosure - Borrowings Sheet http://www.navios-mlp.com/role/DisclosureBorrowings Borrowings false false R19.htm 11200 - Disclosure - Fair Value of Financial Instruments Sheet http://www.navios-mlp.com/role/DisclosureFairValueOfFinancialInstruments Fair Value of Financial Instruments false false R20.htm 11300 - Disclosure - Issuance of Units Sheet http://www.navios-mlp.com/role/DisclosureIssuanceOfUnits Issuance of Units false false R21.htm 11400 - Disclosure - Segment Information Sheet http://www.navios-mlp.com/role/DisclosureSegmentInformation Segment Information false false R22.htm 11500 - Disclosure - Income Taxes Sheet http://www.navios-mlp.com/role/DisclosureIncomeTaxes Income Taxes false false R23.htm 11600 - Disclosure - Commitments and Contingencies Sheet http://www.navios-mlp.com/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies false false R24.htm 11700 - Disclosure - Leases Sheet http://www.navios-mlp.com/role/DisclosureLeases Leases false false R25.htm 11800 - Disclosure - Transactions with Related Parties and Affiliates Sheet http://www.navios-mlp.com/role/TransactionsWithRelatedPartiesAndAffiliates Transactions with Related Parties and Affiliates false false R26.htm 11900 - Disclosure - Cash Distributions and Earnings per Unit Sheet http://www.navios-mlp.com/role/DisclosureCashDistributionsAndEarningsPerUnit Cash Distributions and Earnings per Unit false false R27.htm 12000 - Disclosure - Other Income Sheet http://www.navios-mlp.com/role/DisclosureOtherIncome Other Income false false R28.htm 12100 - Disclosure - Subsequent Events Sheet http://www.navios-mlp.com/role/DisclosureSubsequentEvents Subsequent Events false false R29.htm 20200 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.navios-mlp.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) false false R30.htm 30200 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.navios-mlp.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) false false R31.htm 30300 - Disclosure - Cash and Cash Equivalents (Tables) Sheet http://www.navios-mlp.com/role/DisclosureCashAndCashEquivalentsTables Cash and Cash Equivalents (Tables) false false R32.htm 30400 - Disclosure - Accounts Receivable, Net (Tables) Sheet http://www.navios-mlp.com/role/DisclosureAccountsReceivableNetTables Accounts Receivable, Net (Tables) false false R33.htm 30500 - Disclosure - Prepaid Expenses and Other Current Assets (Tables) Sheet http://www.navios-mlp.com/role/DisclosurePrepaidExpensesAndOtherCurrentAssetsTables Prepaid Expenses and Other Current Assets (Tables) false false R34.htm 30600 - Disclosure - Vessels and Other Fixed Assets (Tables) Sheet http://www.navios-mlp.com/role/DisclosureVesselsAndOtherFixedAssetsTables Vessels and Other Fixed Assets (Tables) false false R35.htm 30700 - Disclosure - Intangible Assets and Unfavorable Leases Terms (Tables) Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeasesTermsTables Intangible Assets and Unfavorable Leases Terms (Tables) false false R36.htm 30800 - Disclosure - Accounts Payable (Tables) Sheet http://www.navios-mlp.com/role/DisclosureAccountsPayableTables Accounts Payable (Tables) false false R37.htm 30900 - Disclosure - Accrued Expenses (Tables) Sheet http://www.navios-mlp.com/role/DisclosureAccruedExpensesTables Accrued Expenses (Tables) false false R38.htm 31100 - Disclosure - Borrowings (Tables) Sheet http://www.navios-mlp.com/role/DisclosureBorrowingsTables Borrowings (Tables) false false R39.htm 31200 - Disclosure - Fair Value of Financial Instruments (Tables) Sheet http://www.navios-mlp.com/role/DisclosureFairValueOfFinancialInstrumentsTables Fair Value of Financial Instruments (Tables) false false R40.htm 31400 - Disclosure - Segment Information (Tables) Sheet http://www.navios-mlp.com/role/DisclosureSegmentInformationTables Segment Information (Tables) false false R41.htm 31600 - Disclosure - Commitments And Contingencies (Tables) Sheet http://www.navios-mlp.com/role/DisclosureCommitmentsAndContingenciesTables Commitments And Contingencies (Tables) false false R42.htm 31700 - Disclosure - Leases (Schedule of Future Minimum Contractual Lease Income) (Tables) Sheet http://www.navios-mlp.com/role/DisclosureLeasesScheduleOfFutureMinimumContractualLeaseIncomeTables Leases (Schedule of Future Minimum Contractual Lease Income) (Tables) false false R43.htm 31900 - Disclosure - Cash Distribution And Earnings Per Unit (Tables) Sheet http://www.navios-mlp.com/role/DisclosureCashDistributionsAndEarningsPerUnitTables Cash Distribution And Earnings Per Unit (Tables) false false R44.htm 32000 - Disclosure - Other Income (Tables) Sheet http://www.navios-mlp.com/DisclosureOtherIncomeTables Other Income (Tables) false false R45.htm 40100 - Disclosure - Description of Business (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureDescriptionOfBusinessNarrativeDetails Description of Business (Narrative) (Details) false false R46.htm 40200 - Disclosure - Summary of Significant Accounting Policies (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDetails Summary of Significant Accounting Policies (Narrative) (Details) false false R47.htm 40201 - Disclosure - Summary of Significant Accounting Policies (Schedule Of Entities) (Details) Sheet http://www.navios-mlp.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfEntitiesDetails Summary of Significant Accounting Policies (Schedule Of Entities) (Details) false false R48.htm 40300 - Disclosure - Cash and Cash Equivalents (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureCashAndCashEquivalentsNarrativeDetails Cash and Cash Equivalents (Narrative) (Details) false false R49.htm 40301 - Disclosure - Cash And Cash Equivalents (Schedule Of Cash And Cash Equivalents) (Details) Sheet http://www.navios-mlp.com/role/DisclosureCashAndCashEquivalentsScheduleOfCashAndCashEquivalentsDetails Cash And Cash Equivalents (Schedule Of Cash And Cash Equivalents) (Details) false false R50.htm 40401 - Disclosure - Accounts Receivable Net (Schedule Of Accounts Receivable Net) (Details) Sheet http://www.navios-mlp.com/role/DisclosureAccountsReceivableNetScheduleOfAccountsReceivableNetDetails Accounts Receivable Net (Schedule Of Accounts Receivable Net) (Details) false false R51.htm 40402 - Disclosure - Accounts Receivable Net (Schedule Of Allowance For Doubtful Receivable) (Details) Sheet http://www.navios-mlp.com/role/DisclosureAccountsReceivableNetScheduleOfAllowanceForDoubtfulReceivableDetails Accounts Receivable Net (Schedule Of Allowance For Doubtful Receivable) (Details) false false R52.htm 40501 - Disclosure - Prepaid Expenses and Other Current Assets (Schedule of Prepaid Expenses and Other Current Assets) (Details) Sheet http://www.navios-mlp.com/role/PrepaidExpensesAndOtherCurrentAssetsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails Prepaid Expenses and Other Current Assets (Schedule of Prepaid Expenses and Other Current Assets) (Details) false false R53.htm 40600 - Disclosure - Vessels And Other Fixed Assets (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureVesselsAndOtherFixedAssetsNarrativeDetails Vessels And Other Fixed Assets (Narrative) (Details) false false R54.htm 40601 - Disclosure - Vessels And Other Fixed Assets (Schedule of Vessels) (Details) Sheet http://www.navios-mlp.com/role/DisclosureVesselsAndOtherFixedAssetsScheduleOfVesselsDetails Vessels And Other Fixed Assets (Schedule of Vessels) (Details) false false R55.htm 40700 - Disclosure - Intangible Assets and Unfavorable Lease Terms (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeaseTermsNarrativeDetails Intangible Assets and Unfavorable Lease Terms (Narrative) (Details) false false R56.htm 40701 - Disclosure - Intangible Assets and Unfavorable Lease Terms (Schedule 1) (Details) Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeaseTermsSchedule1Details Intangible Assets and Unfavorable Lease Terms (Schedule 1) (Details) false false R57.htm 40702 - Disclosure - Intangible Assets and Unfavorable Lease Terms (Schedule 2) (Details) Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeaseTermsSchedule2Details Intangible Assets and Unfavorable Lease Terms (Schedule 2) (Details) false false R58.htm 40703 - Disclosure - Intangible Assets and Unfavorable Lease Terms (Schedule 3) (Details) Sheet http://www.navios-mlp.com/role/DisclosureIntangibleAssetsAndUnfavorableLeaseTermsSchedule3Details Intangible Assets and Unfavorable Lease Terms (Schedule 3) (Details) false false R59.htm 40801 - Disclosure - Accounts Payable (Schedule of Accounts Payable) (Details) Sheet http://www.navios-mlp.com/role/DisclosureAccountsPayableScheduleOfAccountsPayableDetails Accounts Payable (Schedule of Accounts Payable) (Details) false false R60.htm 40901 - Disclosure - Accrued Expenses (Schedule of Accrued Expenses) (Details) Sheet http://www.navios-mlp.com/role/DisclosureAccruedExpensesScheduleOfAccruedExpensesDetails Accrued Expenses (Schedule of Accrued Expenses) (Details) false false R61.htm 41000 - Disclosure - Deferred Voyage Revenue (Narrative) (Detais) Sheet http://www.navios-mlp.com/role/DisclosureDeferredVoyageRevenueNarrativeDetails Deferred Voyage Revenue (Narrative) (Detais) false false R62.htm 41100 - Disclosure - Borrowings (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureBorrowingsNarrativeDetails Borrowings (Narrative) (Details) false false R63.htm 41101 - Disclosure - Borrowings (Schedule of long-term debt) (Details) Sheet http://www.navios-mlp.com/role/BorrowingsScheduleOfLongTermDebtDetails Borrowings (Schedule of long-term debt) (Details) false false R64.htm 41102 - Disclosure - Borrowings (Schedule of Maturities of Long Term Debt) (Details) Sheet http://www.navios-mlp.com/role/DisclosureBorrowingsScheduleOfMaturitiesOfLongTermDebtDetails Borrowings (Schedule of Maturities of Long Term Debt) (Details) false false R65.htm 41201 - Disclosure - Fair Value of Financial Instruments (Schedule of Fair Value of Financial Instruments (1)) (Details) Sheet http://www.navios-mlp.com/role/FairValueOfFinancialInstrumentsScheduleOfFairValueOfFinancialInstruments1Details Fair Value of Financial Instruments (Schedule of Fair Value of Financial Instruments (1)) (Details) false false R66.htm 41202 - Disclosure - Fair Value of Financial Instruments (Schedule of Fair Value of Financial Instruments (2)) (Details) Sheet http://www.navios-mlp.com/role/DisclosureFairValueOfFinancialInstrumentsScheduleOfFairValueOfFinancialInstruments2Details Fair Value of Financial Instruments (Schedule of Fair Value of Financial Instruments (2)) (Details) false false R67.htm 41300 - Disclosure - Issuance of Units (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureIssuanceOfUnitsNarrativeDetails Issuance of Units (Narrative) (Details) false false R68.htm 41401 - Disclosure - Segment Information (Schedule of Revenue by Geographic Region) (Details) Sheet http://www.navios-mlp.com/role/DisclosureSegmentInformationScheduleOfRevenueByGeographicRegionDetails Segment Information (Schedule of Revenue by Geographic Region) (Details) false false R69.htm 41601 - Disclosure - Commitments And Contingencies (Schedule Of Future Minimum Commitments) (Details) Sheet http://www.navios-mlp.com/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumCommitmentsDetails Commitments And Contingencies (Schedule Of Future Minimum Commitments) (Details) false false R70.htm 41701 - Disclosure - Leases (Schedule of Future Minimum Contractual Lease Income) (Details) Sheet http://www.navios-mlp.com/role/DisclosureLeasesScheduleOfFutureMinimumContractualLeaseIncomeDetails Leases (Schedule of Future Minimum Contractual Lease Income) (Details) false false R71.htm 41800 - Disclosure - Transactions with Related Parties And Affiliates (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureTransactionsWithRelatedPartiesAndAffiliatesNarrativeDetails Transactions with Related Parties And Affiliates (Narrative) (Details) false false R72.htm 41900 - Disclosure - Cash Distribution And Earnings Per Unit (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureCashDistributionAndEarningsPerUnitNarrativeDetails Cash Distribution And Earnings Per Unit (Narrative) (Details) false false R73.htm 41901 - Disclosure - Cash Distribution And Earnings Per Unit (Schedule Of Incentive Distribution Rights Held By General Partner) (Details) Sheet http://www.navios-mlp.com/role/CashDistributionAndEarningsPerUnitScheduleOfIncentiveDistributionRightsHeldByGeneralPartnerDetails Cash Distribution And Earnings Per Unit (Schedule Of Incentive Distribution Rights Held By General Partner) (Details) false false R74.htm 41902 - Disclosure - Cash Distribution And Earnings Per Unit (Schedule Of Earnings Per Share Reconciliation) (Details) Sheet http://www.navios-mlp.com/role/CashDistributionAndEarningsPerUnitScheduleOfEarningsPerShareReconciliationDetails Cash Distribution And Earnings Per Unit (Schedule Of Earnings Per Share Reconciliation) (Details) false false R75.htm 42000 - Disclosure - Other Income (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureOtherIncomeNarrativeDetails Other Income (Narrative) (Details) false false R76.htm 42001 - Disclosure - Other Income (Schedule of Other Income) (Details) Sheet http://www.navios-mlp.com/role/DisclosureOtherIncomeScheduleOfOtherIncomeDetails Other Income (Schedule of Other Income) (Details) false false R77.htm 42100 - Disclosure - Subsequent Events (Narrative) (Details) Sheet http://www.navios-mlp.com/role/DisclosureSubsequentEventsNarrativeDetails Subsequent Events (Narrative) (Details) false false All Reports Book All Reports 'Monetary' elements on report '40200 - Disclosure - Summary of Significant Accounting Policies (Narrative) (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '41800 - Disclosure - Transactions with Related Parties And Affiliates (Narrative) (Details)' had a mix of different decimal attribute values. Process Flow-Through: 00100 - Statement - Consolidated Balance Sheets Process Flow-Through: Removing column 'Dec. 31, 2010' Process Flow-Through: Removing column 'Dec. 31, 2009' Process Flow-Through: 00150 - Statement - Consolidated Balance Sheets (Parenthetical) Process Flow-Through: 00200 - Statement - Consolidated Statements of Income Process Flow-Through: 00250 - Statement - Consolidated Statements of Income (Parenthetical) Process Flow-Through: 00300 - Statement - Consolidated Statements of Cash Flows nmm-20121231.xml nmm-20121231.xsd nmm-20121231_cal.xml nmm-20121231_def.xml nmm-20121231_lab.xml nmm-20121231_pre.xml true true