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

No definition available.

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

- Definition

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

+ References

No definition available.

+ Details

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

A description of the significant provisions of the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

No definition available.

+ Details

Name:	nmm_SaleLeasebackTransactionDescription1
Namespace Prefix:	nmm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

+ 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

+ Details

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

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585

+ Details

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

- Definition

Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAdditions
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

No definition available.

+ Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

- Details

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

Subsequent Events (Details Narrative) $ in Thousands		1 Months Ended			2 Months Ended		3 Months Ended	12 Months Ended
Subsequent Events (Details Narrative) $ in Thousands	Jan. 03, 2023 USD ($)	Feb. 06, 2023 USD ($)	Feb. 05, 2023	Jan. 26, 2023 USD ($)	Mar. 06, 2023 USD ($)	Feb. 28, 2023 USD ($)	Mar. 17, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Subsequent Event [Line Items]
Proceeds from Sale of Property, Plant, and Equipment								$ 284,476	$ 121,080	$ 8,183
Gain (Loss) on Disposition of Property Plant Equipment								$ 149,352	$ 33,625	$ 0
Subsequent Event [Member] \| Sale and Leaseback Agreements [Member]
Subsequent Event [Line Items]
Proceeds from Lines of Credit						$ 32,000
Sale and Leaseback Transaction Description						to finance one drybulk vessel
Maturity date						ten years from the date of the delivery of the vessel
Debt Instrument, Description of Variable Rate Basis						Libor
Debt Instrument, Basis Spread on Variable Rate						2.00%
Subsequent Event [Member] \| New Credit Facility [Member]
Subsequent Event [Line Items]
Sale and Leaseback Transaction Description						to finance part of the contract price of four newbuilding container vessels, currently under construction
Maturity date						ten years after drawdown
Debt Instrument, Description of Variable Rate Basis						SOFR
Debt Instrument, Basis Spread on Variable Rate						1.70%
Line of Credit Facility, Maximum Borrowing Capacity						$ 161,600
Subsequent Event [Member] \| Navios Felix [Member]
Subsequent Event [Line Items]
Vessel year built					2016
Vessel type					scrubber-fitted Capesize
Vessel capacity in DWT					181,221
Additions					$ 40,121
Subsequent Event [Member] \| Navios Meridian [member]
Subsequent Event [Line Items]
Vessel year built			2023
Vessel type			Panamax
Vessel capacity in DWT			82,010
Subsequent Event [Member] \| Navios Libertas [Member]
Subsequent Event [Line Items]
Vessel year built							2007
Vessel type							Panamax
Vessel capacity in DWT							75,511
Proceeds from Sale of Property, Plant, and Equipment							$ 13,800
Date of expected delivery of vessel							second quarter of 2023
Subsequent Event [Member] \| Serenitas N [Member]
Subsequent Event [Line Items]
Vessel year built		2011
Vessel type		Ultra-Handymax
Vessel capacity in DWT		56,644
Proceeds from Sale of Property, Plant, and Equipment		$ 12,250
Date of expected delivery of vessel		second quarter of 2023
Subsequent Event [Member] \| Navios Photon [Member]
Subsequent Event [Line Items]
Vessel year built		2008
Vessel type		VLCC
Vessel capacity in DWT		297,395
Proceeds from Sale of Property, Plant, and Equipment		$ 53,000
Date of delivery		March 3, 2023
Subsequent Event [Member] \| Aurora N [Member]
Subsequent Event [Line Items]
Vessel year built	2008
Vessel type	LR1
Vessel capacity in DWT	63,495
Proceeds from Sale of Property, Plant, and Equipment	$ 22,500
Date of expected delivery of vessel	second quarter of 2023
Subsequent Event [Member] \| Navios Amaryllis, Star N, Nave Dorado [Member]
Subsequent Event [Line Items]
Gain (Loss) on Disposition of Property Plant Equipment				$ 44,433