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, 2019	$ 78,397	$ 78,397
Balance, Common Units at Dec. 31, 2019		34,494,441
Net income (loss) and comprehensive income (loss)	72,061	$ 71,928	$ 133
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	(786)			$ (786)
Realized gain (loss) on interest rate swap contract reclassified from AOCI into interest expense	(11)			(11)
Total other comprehensive income (loss)	(797)			(797)
Comprehensive (loss) income	71,264	$ 71,928	133	(797)
Issuance of units to the Topper Group in connection with the Equity Restructuring Agreement, Units		2,528,673
Distributions paid	(18,244)	$ (18,111)	$ (133)
Balance at Mar. 31, 2020	131,417	$ 132,214		(797)
Balance, Common Units at Mar. 31, 2020		37,023,114
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)	77,291
Balance at Jun. 30, 2020	118,514	$ 121,732		(3,218)
Balance, Common Units at Jun. 30, 2020		37,866,005
Balance at Mar. 31, 2020	131,417	$ 132,214		(797)
Balance, Common Units at Mar. 31, 2020		37,023,114
Net income (loss) and comprehensive income (loss)	5,230	$ 5,230
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	(2,406)			(2,406)
Realized gain (loss) on interest rate swap contract reclassified from AOCI into interest expense	(15)			(15)
Total other comprehensive income (loss)	(2,421)			(2,421)
Comprehensive (loss) income	2,809	5,230		(2,421)
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
Distributions paid	(19,881)	$ (19,881)
Balance at Jun. 30, 2020	118,514	$ 121,732		(3,218)
Balance, Common Units at Jun. 30, 2020		37,866,005
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)	(3,967)	$ (3,967)
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	2,017			2,017
Realized gain (loss) on interest rate swap contract reclassified from AOCI into interest expense	231			231
Total other comprehensive income (loss)	2,248			2,248
Comprehensive (loss) income	(1,719)	(3,967)		2,248
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	(757)	$ (757)
Distributions paid	(19,912)	(19,912)
Balance at Mar. 31, 2021	87,406	$ 87,614		(208)
Balance, Common Units at Mar. 31, 2021		37,874,868
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)	822
Balance at Jun. 30, 2021	72,139	$ 72,162		(23)
Balance, Common Units at Jun. 30, 2021		37,874,868
Balance at Mar. 31, 2021	87,406	$ 87,614		(208)
Balance, Common Units at Mar. 31, 2021		37,874,868
Net income (loss) and comprehensive income (loss)	4,789	$ 4,789
Other comprehensive Income (loss)
Unrealized gain (loss) on interest rate swap contracts	(68)			(68)
Realized gain (loss) on interest rate swap contract reclassified from AOCI into interest expense	253			253
Total other comprehensive income (loss)	185			185
Comprehensive (loss) income	4,974	4,789		185
Tax effect from intra-entity transfer of assets	(325)	(325)
Distributions paid	(19,916)	(19,916)
Balance at Jun. 30, 2021	$ 72,139	$ 72,162		$ (23)
Balance, Common Units at Jun. 30, 2021		37,874,868