Consolidated Statements of Equity and Comprehensive Income - USD ($) $ in Thousands	Total	Common units-public [Member]	Incentive Distributions Rights [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 31, 2018	$ 110,933	$ 110,933
Balance, Common Units at Dec. 31, 2018		34,444,113
Net income (loss) and comprehensive income (loss)	18,076	$ 17,543	$ 533
Other comprehensive Income (loss)
Vesting of incentive, director and equity awards, net of units withheld for taxes	862	$ 862
Vesting of incentive, director and equity awards, net of units withheld for taxes, Units		50,328
Transition adjustment upon adoption of ASC 842, net of tax	28,896	$ 28,896
Asset exchange with Circle K, net of tax	(7,410)	(7,410)
Distributions paid	(72,960)	(72,427)	(533)
Balance at Dec. 31, 2019	78,397	$ 78,397
Balance, Common Units at Dec. 31, 2019		34,494,441
Net income (loss) and comprehensive income (loss)	107,456	$ 107,323	133
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	(2,859)			$ (2,859)
Realized loss on interest rate swap contracts reclassified from AOCI into interest expense	403			403
Total other comprehensive income (loss)	(2,456)			(2,456)
Comprehensive income (loss)	105,000	$ 107,323	133	(2,456)
Issuance of units to the Topper Group in connection with the Equity Restructuring Agreement, Units		2,528,673
Acquisition of assets from entities under common control, net of fair value of common units issued	4,169	$ 4,169
Acquisition of assets from entities under common control, net of fair value of common units issued		842,891
Vesting of incentive, director and equity awards, net of units withheld for taxes	26	$ 26
Vesting of incentive, director and equity awards, net of units withheld for taxes, Units		2,041
Distributions paid	(77,924)	$ (77,791)	$ (133)
Balance at Dec. 31, 2020	109,668	$ 112,124		(2,456)
Balance, Common Units at Dec. 31, 2020		37,868,046
Net income (loss) and comprehensive income (loss)	21,654	$ 21,654
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	4,466			4,466
Realized loss on interest rate swap contracts reclassified from AOCI into interest expense	1,020			1,020
Total other comprehensive income (loss)	5,486			5,486
Comprehensive income (loss)	27,140	21,654		5,486
Issuance of units related to 2020 Bonus Plan	126	$ 126
Issuance of units related to 2020 Bonus Plan, Units		6,822
Tax effect from intra-entity transfer of assets	(1,094)	$ (1,094)
Vesting of incentive, director and equity awards, net of units withheld for taxes	411	$ 411
Vesting of incentive, director and equity awards, net of units withheld for taxes, Units		21,688
Distributions paid	(79,693)	$ (79,693)
Balance at Dec. 31, 2021	$ 56,558	$ 53,528		$ 3,030
Balance, Common Units at Dec. 31, 2021		37,896,556