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v3.21.1

Vessels, net (Details Narrative) - USD ($) $ in Thousands | 1 Months Ended | 8 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 31, 2020 | Sep. 11, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Property, Plant and Equipment [Line Items] |  |  |  |  |
Impairment of vessel |  |  | $ 0 | $ 0 | $ 28,805
M/V Athenian, M/V Athos and M/V Aristomenis [Member] |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Vessels acquisition | $ 162,600 |  |  |  |
Vessels' Improvements [Member] |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Vessel improvement costs capitalized |  |  | $ 10,906 | $ 19,297 |
Amore Mio II [Member] |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Sale price agreed in Memorandum of Agreement |  | $ 11,150 |  |  |
Impairment of vessel |  |  |  |  | 28,805
Classification as asset held for sale |  |  |  |  | $ 10,927
Disposal Date |  | Oct. 15, 2018 |  |  |

X
- Definition Amount of assets expected to be disposed of within one year or the normal operating cycle, if longer. + References No definition available. + Details
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Namespace Prefix: | cplp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sale price of an asset agreed in a Memorandum of Agreement. + References No definition available. + Details
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Namespace Prefix: | cplp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the value of the vessels acquired during the period. + References No definition available. + Details
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Namespace Prefix: | cplp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition This element represents costs for capitalized improvements of vessels. + References No definition available. + Details
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Namespace Prefix: | cplp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Date the entity disposed of a business or a group of assets, in CCYY-MM-DD format. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + 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 http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2611-110228 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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- Details
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Period Type: |