Commitments and Contingencies - Future minimum charter hire receipts (Table) (Details) $ in Thousands	Jun. 30, 2025 USD ($)
Commitments and Contingencies Disclosure [Abstract]
2026	$ 410,796
2027	380,622
2028	430,361
2029	415,198
2030	395,288
Thereafter	927,645
Total	$ 2,959,910

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

No definition available.

Name:	ccec_OperatingLeasesFutureMinimumPaymentsReceivable1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableCurrent1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears1
Namespace Prefix:	ccec_
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:	ccec_OperatingLeasesFutureMinimumPaymentsReceivableThereafter1
Namespace Prefix:	ccec_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

No definition available.

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