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Commitments and Contingencies - Additional Information (Details) - Assets Held-for-sale [Member] | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 USD ($) Store | Dec. 31, 2018 Store
Recorded Third Party Environmental Recoveries [Line Items] |  |
Maximum possible civil penalties per day if violates FTC divestiture orders | $ | $ 41,000 |
Circle K Stores Inc. [Member] |  |
Recorded Third Party Environmental Recoveries [Line Items] |  |
Number of stores divested | Store | 9 | 9

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- Definition Maximum possible civil penalties per day if violates federal trade commission divestiture orders. + References No definition available. + Details
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Namespace Prefix: | capl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Represents the number of stores required to divested. + References No definition available. + Details
Name: | capl_NumberOfStoresDivested
Namespace Prefix: | capl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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

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- Details
Name: | us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=capl_CircleKStoresIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |