Ability to increase line of credit facility, maximum borrowing capacity.

No definition available.

Name:	capl_AbilityToIncreaseLineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	capl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Consolidated leverage ratio

+ References

No definition available.

+ Details

Name:	capl_ConsolidatedLeverageRatio
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Federal funds, interest rate.

+ References

No definition available.

+ Details

Name:	capl_FederalFundsInterestRate
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the period for which the lease can be renewed after its expiration.

+ References

No definition available.

+ Details

Name:	capl_LeaseExtendedPeriodOfLease
Namespace Prefix:	capl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Minimum combined interest coverage ratio permitted under the line of credit facility.

+ References

No definition available.

+ Details

Name:	capl_LineOfCreditFacilityFinancialCovenantsCombinedInterestChargeCoverageRatio
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum combined leverage ratio permitted under the line of credit facility.

+ References

No definition available.

+ Details

Name:	capl_LineOfCreditFacilityFinancialCovenantsCombinedLeverageRatio
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line Of credit facility financial covenants combined leverage ratio by threshold

+ References

No definition available.

+ Details

Name:	capl_LineOfCreditFacilityFinancialCovenantsCombinedLeverageRatioThreshold
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of gas stations leased per the master lease agreement.

+ References

No definition available.

+ Details

Name:	capl_NumberOfGasStationsLeased
Namespace Prefix:	capl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage Increase Annual Fixed Rent Payments

+ References

No definition available.

+ Details

Name:	capl_PercentageIncreaseAnnualFixedRentPayments
Namespace Prefix:	capl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage increase of fair value at lease inception exceeds total fair value real property.

+ References

No definition available.

+ Details

Name:	capl_PercentageIncreaseOfFairValueAtLeaseInceptionExceedsTotalFairValueRealProperty
Namespace Prefix:	capl_
Data Type:	num:percentItemType
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:	num:percentItemType
Balance Type:	na
Period Type:	duration

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

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of interest paid on finance lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
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-SubTopic 20
-Section 45
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918643-209977

+ Details

Name:	us-gaap_FinanceLeaseInterestPaymentOnLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Weighted average discount rate for finance lease calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(4)
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+ Details

Name:	us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(3)
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-Paragraph 53
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+ Details

Name:	us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the terms of a credit facility arrangement. Terms typically include interest rate, collateral required, guarantees required, repayment requirements, and restrictions on use of assets and activities of the entity.

+ 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 http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Definition

Amount of increase (decrease) of the credit facility.

+ References

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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- 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

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
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Balance Type:
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- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_NotesPayableToBanksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=capl_SwingLineLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=capl_RecentlyCompletedFourFiscalQuartersThereafterMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=capl_UponIssuanceOfQualifiedSeniorNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=capl_JetPepAssetsAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_SeniorNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=capl_FinanceLeaseObligationsMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	srt_CounterpartyNameAxis=capl_GettyRealtyCorporationMember
Namespace Prefix:
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Period Type:

Debt - Additional Information (Details)		12 Months Ended
Debt - Additional Information (Details)	Apr. 01, 2019 USD ($)	Dec. 31, 2020 USD ($) Site	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Letters of credit outstanding, amount		$ 4,000,000.0	$ 5,400,000
Line of credit facility, maximum borrowing capacity		$ 188,100,000
Line of credit facility, description		Borrowings under the credit facility bear interest, at the Partnership’s option, at (1) a rate equal to LIBOR for interest periods of one, two, three or six months (or, if consented to by all lenders, for such other period that is twelve months or a period shorter than one month)
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		1.00%
Line of credit facility, maximum borrowing capacity	$ 750,000,000
Debt instrument, maturity date	Apr. 30, 2024
Ability to increase line of credit facility, maximum borrowing capacity	$ 300,000,000
Federal funds rate		0.50%
Line of credit facility financial covenants combined interest charge coverage ratio		250.00%
Revolving Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio		150.00%
Commitment fee based on the unused portion of the credit facility		0.25%
Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio		250.00%
Commitment fee based on the unused portion of the credit facility		0.45%
Base Rate [Member] \| Revolving Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio		50.00%
Base Rate [Member] \| Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio		150.00%
Notes Payable to Banks [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end		1.93%
Notes Payable to Banks [Member] \| Base Rate [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		1.75%
Swing-Line Loans [Member]
Debt Instrument [Line Items]
Line of credit facility, increase (decrease), net		$ 35,000,000.0
Standby Letters of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility, increase (decrease), net		$ 65,000,000.0
Standby letters of credit fronting fee percentage		0.125%
Recently Completed Four Fiscal Quarters Thereafter [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility financial covenants combined leverage ratio		4.75%
Upon Issuance of Qualified Senior Notes [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility financial covenants combined leverage ratio		5.25%
Line of credit facility financial covenants combined leverage ratio, threshold		5.50%
Upon Issuance of Qualified Senior Notes [Member] \| Revolving Credit Facility [Member] \| Jet-Pep Assets Acquisition [Member]
Debt Instrument [Line Items]
Line of credit facility financial covenants combined leverage ratio, threshold		5.50%
Senior Secured Notes [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility financial covenants combined leverage ratio		3.75%
Line of credit facility financial covenants combined leverage ratio, threshold		4.00%
Finance Lease Obligations [Member]
Debt Instrument [Line Items]
Weighted average discount rate, percent		3.50%
Interest on finance lease obligation		$ 700,000	$ 800,000
Finance Lease Obligations [Member] \| Getty Realty Corporation [Member]
Debt Instrument [Line Items]
Lessee operating lease term of contract		15 years
Lease extended period of lease		20 years
Number of gas stations leased \| Site		113
Finance lease, weighted average remaining lease term		6 years 3 months 18 days
Percentage increase annual fixed rent payments		1.50%
Finance Lease Obligations [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Percentage increase of fair value at lease inception exceeds total fair value real property		25.00%