Condensed Consolidated and Combined Statement of Changes in Partners' Capital (Predecessors) - USD ($) $ in Thousands	Total	General Partner [Member]	Limited Partner [Member]
Balance at Dec. 31, 2018	$ 84,057		$ 84,057
Cash capital contributions	6,997		6,997
Net loss	(3,413)		(3,413)
Balance at Mar. 31, 2019	87,641		87,641
Balance at Dec. 31, 2018	84,057		84,057
Net loss	(5,833)
Balance at Sep. 30, 2019	98,158		98,158
Balance at Mar. 31, 2019	87,641		87,641
Net loss	(1,411)		(1,411)
Balance at Jun. 30, 2019	86,230		86,230
Cash capital contributions	12,937		12,937
Net loss	(1,009)		(1,009)
Balance at Sep. 30, 2019	98,158		98,158
Balance at Dec. 31, 2019	464,716		464,716
Cash capital contributions	54,000		54,000
Net loss	(80,831)		(80,831)
Balance at Mar. 31, 2020	437,885		437,885
Balance at Dec. 31, 2019	464,716		464,716
Net loss	(85,034)
Balance at Aug. 21, 2020	430,902		430,902
Balance at Mar. 31, 2020	437,885		437,885
Net loss	(4,147)		(4,147)
Balance at Jun. 30, 2020	433,738		433,738
Net loss	(56)		(56)
Distribution to partners	(2,780)		(2,780)
Balance at Aug. 21, 2020	$ 430,902		$ 430,902