Equity-Based Compensation - Summary of Cross America Equity-Based Award Activity (Details)	3 Months Ended
Mar. 31, 2019 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Nonvested, Beginning balance	30,014
Forfeited	(717)
Nonvested, Ending balance	29,297
Circle K [Member] \| Phantom Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Nonvested, Beginning balance	827
Nonvested, Ending balance	827
Circle K [Member] \| Phantom Performance Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Nonvested, Beginning balance	13,607
Forfeited	(717)
Nonvested, Ending balance	12,890
Director [Member] \| Phantom Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Nonvested, Beginning balance	15,580
Nonvested, Ending balance	15,580

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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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.

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