Commitments and Contingencies - Future minimum charter hire receipts (Details) $ in Thousands	Dec. 31, 2022 USD ($)
Commitments and Contingencies Disclosure [Abstract]
2023	$ 267,528
2024	232,017
2025	165,569
2026	98,334
2027	95,404
Thereafter	275,852
Total	$ 1,134,704

Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivable1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future rental payments receivable within one year of the balance sheet date under an operating lease.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableCurrent1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future rental payments receivable within the third year from the balance sheet date under an operating lease.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future rental payments receivable within the second year from the balance sheet date under an operating lease.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.

No definition available.

Name:	cplp_OperatingLeasesFutureMinimumPaymentsReceivableThereafter1
Namespace Prefix:	cplp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

No definition available.

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