Lease agreement term description.

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- Definition

Lease agreements number of sites transition.

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- Definition

The percentage of the effect of a change in accounting principle on revenue.

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Number of renewal options.

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- Definition

Represents the volume of products purchased under the supply agreements by the entity.

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- Definition

Sale-leaseback financing obligations.

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- Definition

Line items that represent financial concepts included in significant accounting policies table.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from a gain reported for tax purposes on sale and leaseback transactions in accordance with enacted tax laws.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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- Definition

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

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- Definition

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

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- Definition

Amount of lessee's right to use underlying asset under operating lease.

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- Definition

Amount of partners' capital (deficit), including portions attributable to both the parent and noncontrolling interests. Excludes temporary equity and is sometimes called permanent equity.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Significant Accounting Policies - Additional Information (Details) $ in Thousands, gal in Billions	1 Months Ended		12 Months Ended
	Jun. 30, 2019 RenewalOption	Jun. 30, 2018 Site RenewalOption	Dec. 31, 2019 USD ($) gal	Dec. 31, 2018 USD ($) gal	Dec. 31, 2017 USD ($) gal	Jan. 01, 2019 USD ($)	Dec. 31, 2016 USD ($)
Significant Accounting Policies [Line Items]
Property and equipment, net			$ 565,916	$ 647,413		$ 42,000
Right-of-use assets related to operating leases			120,767
Net adjustment recorded to equity			$ 78,397	$ 110,933	$ 171,019		$ 220,811
Valero Energy Corporation [Member]
Significant Accounting Policies [Line Items]
Purchases Under Supply Agreements Volume \| gal			1.7	1.6	1.7
Applegreen plc [Member] \| Master Fuel Supply and Master Lease Agreements [Member]
Significant Accounting Policies [Line Items]
Lease agreements initial terms	10 years	10 years
Number of renewal options \| RenewalOption	4	4
Lease renewal options terms	5 years	5 years
Lease agreement term description	Applegreen. During the third quarter of 2019, we dealerized 46 company operated Upper Midwest sites. The master fuel supply and master lease agreements have an initial 10-year term with four 5-year renewal options.		a third-party multi-site operator of retail motor fuel stations, to which we transitioned 43 sites in Florida from DMS in the third quarter of 2018. The master fuel supply and master lease agreements have an initial 10-year term with four 5-year renewal options.
Applegreen plc [Member] \| Master Fuel Supply and Master Lease Agreements [Member] \| Florida [Member]
Significant Accounting Policies [Line Items]
Number of sites transition \| Site		43
Wholesale Distribution Volumes [Member] \| DMS [Member] \| Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			8.00%	11.00%	13.00%
Wholesale Distribution Volumes [Member] \| Circle K Stores Inc. [Member] \| Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			6.00%	7.00%	8.00%
Rental Income [Member] \| DMS [Member] \| Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			7.00%	15.00%	22.00%
Rental Income [Member] \| Circle K Stores Inc. [Member] \| Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			14.00%	20.00%	20.00%
Supplier Concentration Risk [Member] \| Purchases Net [Member] \| ExxonMobil, Corp [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			26.00%	26.00%	28.00%
Supplier Concentration Risk [Member] \| Purchases Net [Member] \| BP P.L.C [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			22.00%	26.00%	27.00%
Supplier Concentration Risk [Member] \| Purchases Net [Member] \| Circle K [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			15.00%	10.00%
Supplier Concentration Risk [Member] \| Purchases Net [Member] \| Motiva (Shell) [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			12.00%	13.00%	16.00%
Supplier Concentration Risk [Member] \| Purchases Net [Member] \| Other suppliers [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			10.00%	10.00%	10.00%
Accounting Standards Update 2014-09 [Member]
Significant Accounting Policies [Line Items]
Percentage effect on revenue			90.00%
ASU 2016-02 [Member]
Significant Accounting Policies [Line Items]
Deferred tax assets primarily relating to the failed sale-leasebacks						5,200
Right-of-use assets related to operating leases						133,300
ASU 2016-02 [Member] \| Remove Sale-Leaseback Balances [Member]
Significant Accounting Policies [Line Items]
Property and equipment, net						42,000
Sale-leaseback financing obligations						76,100
Deferred tax assets primarily relating to the failed sale-leasebacks						5,200
Net adjustment recorded to equity						28,900
ASU 2016-02 [Member] \| Record ROU asset / Lease Liability [Member]
Significant Accounting Policies [Line Items]
Right-of-use assets related to operating leases						$ 135,900
Distribution Rights [Member]
Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Covenant Not to Compete [Member]
Significant Accounting Policies [Line Items]
Finite-Lived Intangible Asset, Useful Life			5 years
Building and Building Improvements [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			10 years
Building and Building Improvements [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			20 years
Equipment [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			3 years
Equipment [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			30 years
Leasehold Improvements [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			7 years
Leasehold Improvements [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life			10 years