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Basis of Presentation and General Information - Additional Information (Details)	Dec. 31, 2012
Property Plant And Equipment [Line Items]
Number of vessels	25
Suezmax Crude Oil Tankers
Property Plant And Equipment [Line Items]
Number of vessels	4
Medium Range Tankers
Property Plant And Equipment [Line Items]
Number of vessels	18
Postpanamax Container Carrier Vessels
Property Plant And Equipment [Line Items]
Number of vessels	2
Capesize Bulk Carrier
Property Plant And Equipment [Line Items]
Number of vessels	1

X

- Definition

Number of vessels owned by the partnership.

+ References

No definition available.

+ Details

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Namespace Prefix:	cplp_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Details

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