The element refers to the expected date of delivery of vessels, bareboats and other significant assets.

No definition available.

Name:	nmm_DateExpectedDelivery
Namespace Prefix:	nmm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the credit facility terminates, in YYYY-MM format.

+ References

No definition available.

+ Details

Name:	nmm_LineOfCreditFacilityMaturityDate
Namespace Prefix:	nmm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of vessels.

+ References

No definition available.

+ Details

Name:	nmm_NumberOfVessels
Namespace Prefix:	nmm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The vessels' capacity in deadweight tonnage (DWT).

+ References

No definition available.

+ Details

Name:	nmm_VesselCapacity
Namespace Prefix:	nmm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The vessels' capacity in Twenty- foot Equivalent Unit (TEU).

+ References

No definition available.

+ Details

Name:	nmm_VesselCapacityInTEU
Namespace Prefix:	nmm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The type of vessel.

+ References

No definition available.

+ Details

Name:	nmm_VesselType
Namespace Prefix:	nmm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The year that the vessel was built.

+ References

No definition available.

+ Details

Name:	nmm_VesselYearBuilt
Namespace Prefix:	nmm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of reference rate used for variable rate of debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentDescriptionOfVariableRateBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

Name:	us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

+ Details

Name:	us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=nmm_ExportCreditAgency-BackedFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=nmm_NaviosPartnersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=nmm_ContainershipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=nmm_NaveNeutrinoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=nmm_HMMOceanAndHMMSkyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details Narrative)						1 Months Ended	2 Months Ended		7 Months Ended	8 Months Ended		9 Months Ended	10 Months Ended	11 Months Ended		12 Months Ended
Subsequent Events (Details Narrative)	Jun. 21, 2023 Capacity	Apr. 27, 2023 Capacity	Mar. 29, 2023 Capacity	Mar. 06, 2023 Capacity	Feb. 05, 2023 Capacity	Mar. 31, 2025 USD ($) Capacity	Mar. 31, 2025 USD ($) Capacity	Feb. 28, 2025 Capacity	Jul. 27, 2022 Capacity	Aug. 31, 2023 Capacity	Sep. 13, 2022 Capacity	Sep. 21, 2022 Capacity	Nov. 09, 2023 Capacity	Dec. 14, 2022 Capacity	Nov. 17, 2022 Capacity	Dec. 31, 2024 USD ($) Capacity	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2025 Vessel
Subsequent Event [Line Items]
Vessel year built	2023	2023	2023	2016	2023				2022	2019	2022	2022	2023	2016	2022	2024
Vessel type	Capesize	Capesize	Capesize	Capesize	Kamsarmax				Kamsarmax		Capesize	Capesize		Kamsarmax	Capesize
Vessel capacity in DWT	182,212	182,169	182,115	181,221	82,010				82,003	81,692	182,393	182,079	5,300	84,852	182,064	5,300
Aggregate gross sale proceeds \| $																$ 190,293,000	$ 259,004,000	$ 284,476,000
Aggregate loss on sale of vessels \| $																$ 25,760,000	$ 50,248,000	$ 149,352,000
Forecast [Member]
Subsequent Event [Line Items]
Vessel year built							2006
Vessel type							Panamax
Vessel capacity in DWT							76,596
Aggregate gross sale proceeds \| $							$ 34,650,000
Aggregate loss on sale of vessels \| $							2,692,000
Number of vessels \| Vessel																			2
Forecast [Member] \| Export Credit Agency-backed Facility [Member]
Subsequent Event [Line Items]
Vessel capacity in TEU						7,900
Vessel type						containerships
Line of credit facility, maximum borrowing capacity \| $						$ 151,502,000	$ 151,502,000
Maturity date						12 years after the delivery date of each vessel
Debt Instrument, Description of Variable Rate Basis						Compounded SOFR
Debt instrument, basis spread on variable rate						1.24%
Forecast [Member] \| Navios Partners [Member]
Subsequent Event [Line Items]
Vessel year built							2005
Vessel type							Panamax
Vessel capacity in DWT							76,801
Date of expected delivery of vessel							March 17, 2025
Forecast [Member] \| Containerships [Member]
Subsequent Event [Line Items]
Vessel year built							2007
Vessel capacity in TEU							2,741
Vessel type							Containership
Subsequent Event [Member]
Subsequent Event [Line Items]
Date of expected delivery of vessel							second quarter of 2025
Subsequent Event [Member] \| Nave Neutrino [Member]
Subsequent Event [Line Items]
Vessel year built								2025
Vessel type								Aframax/LR2
Vessel capacity in DWT								115,807
Subsequent Event [Member] \| HMM Ocean and HMM Sky [Member]
Subsequent Event [Line Items]
Vessel year built								2025
Vessel capacity in TEU								7,700
Vessel type								containership